X-Git-Url: http://git.veekun.com/zzz-pokedex.git/blobdiff_plain/fa4655b23c2327ad480a3ada53237ed23985ddb9..385406ca945a8fbefab517bb6121a7bda1a47170:/pokedex/db/tables.py

diff --git a/pokedex/db/tables.py b/pokedex/db/tables.py
index 4271efd..812fdc2 100644
--- a/pokedex/db/tables.py
+++ b/pokedex/db/tables.py
@@ -1,6 +1,30 @@
 # encoding: utf8
 
-from sqlalchemy import Column, ForeignKey, MetaData, Table
+u"""The Pokédex schema
+
+Columns have a info dictionary with these keys:
+- description: The description of the column
+- official: True if the values appear in games or official material; False if
+  they are fan-created or fan-written. This flag is currently only set for
+  official text columns.
+- markup: The format of a text column. Can be one of:
+  - plaintext: Normal Unicode text (widely used in names)
+  - markdown: Veekun's Markdown flavor (generally used in effect descriptions)
+  - gametext: Transcription of in-game text that strives to be both
+    human-readable and represent the original text exactly.
+  - identifier: A fan-made identifier in the [-_a-z0-9]* format. Not intended
+    for translation.
+  - latex: A formula in LaTeX syntax.
+- foreign: If set, the column contains foreign (non-English) text.
+
+"""
+# XXX: Check if "gametext" is set correctly everywhere
+
+# XXX: Some columns paradoxically have official=True and markup='identifier'.
+# This is when one column is used as both the English name (lowercased) and
+# an identifier. This should be fixed.
+
+from sqlalchemy import Column, ForeignKey, MetaData, PrimaryKeyConstraint, Table
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.ext.associationproxy import association_proxy
 from sqlalchemy.orm import backref, eagerload_all, relation
@@ -14,78 +38,153 @@ metadata = MetaData()
 TableBase = declarative_base(metadata=metadata)
 
 class Ability(TableBase):
+    u"""An ability a Pokémon can have, such as Static or Pressure.
+    """
     __tablename__ = 'abilities'
     __singlename__ = 'ability'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(24), nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False)
-    effect = Column(markdown.MarkdownColumn(5120), nullable=False)
-    short_effect = Column(markdown.MarkdownColumn(255), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="This ability's unique ID; matches the games' internal ID"))
+    name = Column(Unicode(24), nullable=False,
+        info=dict(description="The official English name of this ability", official=True, format='plaintext'))
+    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False,
+        info=dict(description="The ID of the generation this ability was introduced in", detail=True))
+    effect = Column(markdown.MarkdownColumn(5120), nullable=False,
+        info=dict(description="A detailed description of this ability's effect", format='markdown'))
+    short_effect = Column(markdown.MarkdownColumn(255), nullable=False,
+        info=dict(description="A short summary of this ability's effect", format='markdown'))
+
+class AbilityChangelog(TableBase):
+    """History of changes to abilities across main game versions."""
+    __tablename__ = 'ability_changelog'
+    ability_id = Column(Integer, ForeignKey('abilities.id'), primary_key=True, nullable=False,
+        info=dict(description="The ID of the ability that changed"))
+    changed_in_version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False,
+        info=dict(description="The ID of the version group in which the ability changed"))
+    effect = Column(markdown.MarkdownColumn(255), nullable=False,
+        info=dict(description="A description of the old behavior", format='markdown'))
 
 class AbilityFlavorText(TableBase):
+    u"""In-game flavor text of an ability
+    """
     __tablename__ = 'ability_flavor_text'
-    ability_id = Column(Integer, ForeignKey('abilities.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
-    flavor_text = Column(Unicode(64), nullable=False)
+    ability_id = Column(Integer, ForeignKey('abilities.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the ability"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the version group this flavor text is taken from"))
+    flavor_text = Column(Unicode(64), nullable=False,
+        info=dict(description="The actual flavor text", official=True, format='gametext'))
 
 class AbilityName(TableBase):
+    u"""Non-English official name of an ability
+    """
     __tablename__ = 'ability_names'
-    ability_id = Column(Integer, ForeignKey('abilities.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    ability_id = Column(Integer, ForeignKey('abilities.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the ability"))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the language"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="The ID of the language", official=True, foreign=True, format='plaintext'))
 
 class Berry(TableBase):
+    u"""A Berry, consumable item that grows on trees
+
+    For data common to all items, such as the name, see the corresponding item entry.
+    """
     __tablename__ = 'berries'
-    id = Column(Integer, primary_key=True, nullable=False)
-    item_id = Column(Integer, ForeignKey('items.id'), nullable=False)
-    firmness_id = Column(Integer, ForeignKey('berry_firmness.id'), nullable=False)
-    natural_gift_power = Column(Integer, nullable=True)
-    natural_gift_type_id = Column(Integer, ForeignKey('types.id'), nullable=True)
-    size = Column(Integer, nullable=False)
-    max_harvest = Column(Integer, nullable=False)
-    growth_time = Column(Integer, nullable=False)
-    soil_dryness = Column(Integer, nullable=False)
-    smoothness = Column(Integer, nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="This Berry's in-game number"))
+    item_id = Column(Integer, ForeignKey('items.id'), nullable=False,
+        info=dict(description="The ID of the item that represents this Berry"))
+    firmness_id = Column(Integer, ForeignKey('berry_firmness.id'), nullable=False,
+        info=dict(description="The ID of this Berry's firmness category"))
+    natural_gift_power = Column(Integer, nullable=True,
+        info=dict(description="Natural Gift's power when used with this Berry"))
+    natural_gift_type_id = Column(Integer, ForeignKey('types.id'), nullable=True,
+        info=dict(description="The ID of the Type that Natural Gift has when used with this Berry"))
+    size = Column(Integer, nullable=False,
+        info=dict(description=u"The size of this Berry, in millimeters"))
+    max_harvest = Column(Integer, nullable=False,
+        info=dict(description="The maximum number of these berries that can grow on one tree in Generation IV"))
+    growth_time = Column(Integer, nullable=False,
+        info=dict(description="Time it takes the tree to grow one stage, in hours.  Berry trees go through four of these growth stages before they can be picked."))
+    soil_dryness = Column(Integer, nullable=False,
+        info=dict(description="The speed at which this Berry dries out the soil as it grows.  A higher rate means the soil dries more quickly."))
+    smoothness = Column(Integer, nullable=False,
+        info=dict(description="The smoothness of this Berry, used in making Pokéblocks or Poffins"))
 
 class BerryFirmness(TableBase):
+    u"""A Berry firmness, such as "hard" or "very soft".
+    """
     __tablename__ = 'berry_firmness'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(10), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this firmness"))
+    name = Column(Unicode(10), nullable=False,
+        info=dict(description="The games' English label for this firmness level", official=True, format='plaintext'))
 
 class BerryFlavor(TableBase):
+    u"""A Berry flavor level.
+    """
     __tablename__ = 'berry_flavors'
-    berry_id = Column(Integer, ForeignKey('berries.id'), primary_key=True, nullable=False, autoincrement=False)
-    contest_type_id = Column(Integer, ForeignKey('contest_types.id'), primary_key=True, nullable=False, autoincrement=False)
-    flavor = Column(Integer, nullable=False)
+    berry_id = Column(Integer, ForeignKey('berries.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the berry"))
+    contest_type_id = Column(Integer, ForeignKey('contest_types.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the flavor"))
+    flavor = Column(Integer, nullable=False,
+        info=dict(description="The level of the flavor in the berry"))
 
 class ContestCombo(TableBase):
+    u"""Combo of two moves in a Contest.
+    """
     __tablename__ = 'contest_combos'
-    first_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
-    second_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
+    first_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the first move in the combo"))
+    second_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the second and final move in the combo"))
 
 class ContestEffect(TableBase):
+    u"""Effect of a move when used in a Contest.
+    """
     __tablename__ = 'contest_effects'
-    id = Column(Integer, primary_key=True, nullable=False)
-    appeal = Column(SmallInteger, nullable=False)
-    jam = Column(SmallInteger, nullable=False)
-    flavor_text = Column(Unicode(64), nullable=False)
-    effect = Column(Unicode(255), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this effect"))
+    appeal = Column(SmallInteger, nullable=False,
+        info=dict(description="The base number of hearts the user of this move gets"))
+    jam = Column(SmallInteger, nullable=False,
+        info=dict(description="The base number of hearts the user's opponent loses"))
+    flavor_text = Column(Unicode(64), nullable=False,
+        info=dict(description="The English in-game description of this effect", official=True, format='gametext'))
+    effect = Column(Unicode(255), nullable=False,
+        info=dict(description="A detailed description of the effect", format='markdown'))
 
 class ContestType(TableBase):
+    u"""A Contest type, such as "cool" or "smart", and their associated Berry flavors and Pokéblock colors.
+    """
     __tablename__ = 'contest_types'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(6), nullable=False)
-    flavor = Column(Unicode(6), nullable=False)
-    color = Column(Unicode(6), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this Contest type"))
+    name = Column(Unicode(6), nullable=False,
+        info=dict(description="The English name of the Contest type", official=True, format='identifier'))
+    flavor = Column(Unicode(6), nullable=False,
+        info=dict(description="The English name of the corresponding Berry flavor", official=True, format='identifier'))
+    color = Column(Unicode(6), nullable=False,
+        info=dict(description=u"The English name of the corresponding Pokéblock color", official=True, format='identifier'))
 
 class EggGroup(TableBase):
+    u"""An Egg group. Usually, two Pokémon can breed if they share an Egg Group.
+
+    (exceptions are the Ditto and No Eggs groups)
+    """
     __tablename__ = 'egg_groups'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this group"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"The English name of this egg group, from Earl's Pokémon Academy in Pokémon Stadium 2.  "
+                              u"And no, these haven't officially been used anywhere else.", official=True, format='identifier'))
 
 class Encounter(TableBase):
-    """Rows in this table represent encounters with wild Pokémon.  Bear with
-    me, here.
+    u"""Encounters with wild Pokémon.
+
+    Bear with me, here.
 
     Within a given area in a given game, encounters are differentiated by the
     "slot" they are in and the state of the game world.
@@ -107,400 +206,684 @@ class Encounter(TableBase):
     """
 
     __tablename__ = 'encounters'
-    id = Column(Integer, primary_key=True, nullable=False)
-    version_id = Column(Integer, ForeignKey('versions.id'), nullable=False, autoincrement=False)
-    location_area_id = Column(Integer, ForeignKey('location_areas.id'), nullable=False, autoincrement=False)
-    encounter_slot_id = Column(Integer, ForeignKey('encounter_slots.id'), nullable=False, autoincrement=False)
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False, autoincrement=False)
-    min_level = Column(Integer, nullable=False, autoincrement=False)
-    max_level = Column(Integer, nullable=False, autoincrement=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this encounter"))
+    version_id = Column(Integer, ForeignKey('versions.id'), nullable=False, autoincrement=False,
+        info=dict(description="The ID of the version this applies to"))
+    location_area_id = Column(Integer, ForeignKey('location_areas.id'), nullable=False, autoincrement=False,
+        info=dict(description="The ID of the location of this encounter"))
+    encounter_slot_id = Column(Integer, ForeignKey('encounter_slots.id'), nullable=False, autoincrement=False,
+        info=dict(description="The ID of the encounter slot, which determines terrain and rarity"))
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the encountered Pokémon"))
+    min_level = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u"The minimum level of the encountered Pokémon"))
+    max_level = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u"The maxmum level of the encountered Pokémon"))
 
 class EncounterCondition(TableBase):
-    """Rows in this table represent varying conditions in the game world, such
-    as time of day.
+    u"""A conditions in the game world that affects Pokémon encounters, such as time of day.
     """
 
     __tablename__ = 'encounter_conditions'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this condition"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="An English label for the condition", format='plaintext'))
 
 class EncounterConditionValue(TableBase):
-    """Rows in this table represent possible states for a condition; for
-    example, the state of 'swarm' could be 'swarm' or 'no swarm'.
+    u"""A possible state for a condition; for example, the state of 'swarm' could be 'swarm' or 'no swarm'.
     """
 
     __tablename__ = 'encounter_condition_values'
-    id = Column(Integer, primary_key=True, nullable=False)
-    encounter_condition_id = Column(Integer, ForeignKey('encounter_conditions.id'), primary_key=False, nullable=False, autoincrement=False)
-    name = Column(Unicode(64), nullable=False)
-    is_default = Column(Boolean, nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    encounter_condition_id = Column(Integer, ForeignKey('encounter_conditions.id'), primary_key=False, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the encounter condition this is a value of"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="An English label for this value", format='plaintext'))
+    is_default = Column(Boolean, nullable=False,
+        info=dict(description='Set if this value is the default state for the condition'))
 
 class EncounterConditionValueMap(TableBase):
-    """Maps encounters to the specific conditions under which they occur."""
-
+    u"""Maps encounters to the specific conditions under which they occur.
+    """
     __tablename__ = 'encounter_condition_value_map'
-    encounter_id = Column(Integer, ForeignKey('encounters.id'), primary_key=True, nullable=False, autoincrement=False)
-    encounter_condition_value_id = Column(Integer, ForeignKey('encounter_condition_values.id'), primary_key=True, nullable=False, autoincrement=False)
+    encounter_id = Column(Integer, ForeignKey('encounters.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the encounter"))
+    encounter_condition_value_id = Column(Integer, ForeignKey('encounter_condition_values.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the encounter condition value"))
 
 class EncounterTerrain(TableBase):
-    """Rows in this table represent ways the player can enter a wild encounter,
-    e.g., surfing, fishing, or walking through tall grass.
+    u"""A way the player can enter a wild encounter, e.g., surfing, fishing, or walking through tall grass.
     """
 
     __tablename__ = 'encounter_terrain'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for the terrain"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="An English label for this terrain", format='plaintext'))
 
 class EncounterSlot(TableBase):
-    """Rows in this table represent an abstract "slot" within a terrain,
-    associated with both some set of conditions and a rarity.
+    u"""An abstract "slot" within a terrain, associated with both some set of conditions and a rarity.
 
     Note that there are two encounters per slot, so the rarities will only add
     up to 50.
     """
 
     __tablename__ = 'encounter_slots'
-    id = Column(Integer, primary_key=True, nullable=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), nullable=False, autoincrement=False)
-    encounter_terrain_id = Column(Integer, ForeignKey('encounter_terrain.id'), primary_key=False, nullable=False, autoincrement=False)
-    slot = Column(Integer, nullable=True)
-    rarity = Column(Integer, nullable=False)
-
-class EncounterSlotCondition(TableBase):
-    """Lists all conditions that affect each slot."""
-
-    __tablename__ = 'encounter_slot_conditions'
-    encounter_slot_id = Column(Integer, ForeignKey('encounter_slots.id'), primary_key=True, nullable=False, autoincrement=False)
-    encounter_condition_id = Column(Integer, ForeignKey('encounter_conditions.id'), primary_key=True, nullable=False, autoincrement=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A unique ID for this slot"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), nullable=False, autoincrement=False,
+        info=dict(description="The ID of the version group this slot is in"))
+    encounter_terrain_id = Column(Integer, ForeignKey('encounter_terrain.id'), primary_key=False, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the terrain"))
+    slot = Column(Integer, nullable=True,
+        info=dict(description="This slot's order for the location and terrain"))
+    rarity = Column(Integer, nullable=False,
+        info=dict(description="The chance of the encounter as a percentage"))
 
 class EvolutionChain(TableBase):
+    u"""A family of Pokémon that are linked by evolution
+    """
     __tablename__ = 'evolution_chains'
-    id = Column(Integer, primary_key=True, nullable=False)
-    growth_rate_id = Column(Integer, ForeignKey('growth_rates.id'), nullable=False)
-    baby_trigger_item = Column(Unicode(12))
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    growth_rate_id = Column(Integer, ForeignKey('growth_rates.id'), nullable=False,
+        info=dict(description="ID of the growth rate for this family"))
+    baby_trigger_item_id = Column(Integer, ForeignKey('items.id'), nullable=True,
+        info=dict(description="Item that a parent must hold while breeding to produce a baby"))
 
 class EvolutionTrigger(TableBase):
+    u"""An evolution type, such as "level" or "trade".
+    """
     __tablename__ = 'evolution_triggers'
-    id = Column(Integer, primary_key=True, nullable=False)
-    identifier = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    identifier = Column(Unicode(16), nullable=False,
+        info=dict(description="An English identifier", format='identifier'))
 
 class Experience(TableBase):
+    u"""EXP needed for a certain level with a certain growth rate
+    """
     __tablename__ = 'experience'
-    growth_rate_id = Column(Integer, ForeignKey('growth_rates.id'), primary_key=True, nullable=False)
-    level = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
-    experience = Column(Integer, nullable=False)
+    growth_rate_id = Column(Integer, ForeignKey('growth_rates.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the growth rate"))
+    level = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The level"))
+    experience = Column(Integer, nullable=False,
+        info=dict(description="The number of EXP points needed to get to that level"))
 
 class Generation(TableBase):
+    u"""A Generation of the Pokémon franchise
+    """
     __tablename__ = 'generations'
-    id = Column(Integer, primary_key=True, nullable=False)
-    main_region_id = Column(Integer, ForeignKey('regions.id'))
-    canonical_pokedex_id = Column(Integer, ForeignKey('pokedexes.id'))
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    main_region_id = Column(Integer, ForeignKey('regions.id'),
+        info=dict(description="ID of the region this generation's main games take place in"))
+    canonical_pokedex_id = Column(Integer, ForeignKey('pokedexes.id'),
+        info=dict(description=u"ID of the Pokédex this generation's main games use by default"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u'An English name of this generation, such as "Generation IV"', format='plaintext'))
 
 class GrowthRate(TableBase):
-    """`formula` is written in LaTeX math notation."""
+    u"""Growth rate of a Pokémon, i.e. the EXP → level function.
+    """
     __tablename__ = 'growth_rates'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(20), nullable=False)
-    formula = Column(Unicode(500), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(20), nullable=False,
+        info=dict(description="A name for the", format='identifier'))
+    formula = Column(Unicode(500), nullable=False,
+        info=dict(description="The formula", format='latex'))
 
 class Item(TableBase):
+    u"""An Item from the games, like "Poké Ball" or "Bicycle".
+    """
     __tablename__ = 'items'
     __singlename__ = 'item'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(16), nullable=False)
-    category_id = Column(Integer, ForeignKey('item_categories.id'), nullable=False)
-    cost = Column(Integer, nullable=False)
-    fling_power = Column(Integer, nullable=True)
-    fling_effect_id = Column(Integer, ForeignKey('item_fling_effects.id'), nullable=True)
-    effect = Column(markdown.MarkdownColumn(5120), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(20), nullable=False,
+        info=dict(description="The English name of the item", official=True, format='plaintext'))
+    category_id = Column(Integer, ForeignKey('item_categories.id'), nullable=False,
+        info=dict(description="ID of a category this item belongs to"))
+    cost = Column(Integer, nullable=False,
+        info=dict(description=u"Cost of the item when bought. Items sell for half this price."))
+    fling_power = Column(Integer, nullable=True,
+        info=dict(description=u"Power of the move Fling when used with this item."))
+    fling_effect_id = Column(Integer, ForeignKey('item_fling_effects.id'), nullable=True,
+        info=dict(description=u"ID of the fling-effect of the move Fling when used with this item. Note that these are different from move effects."))
+    short_effect = Column(Unicode(256), nullable=False,
+        info=dict(description="A short summary of the effect", format='plaintext'))
+    effect = Column(markdown.MarkdownColumn(5120), nullable=False,
+        info=dict(description=u"Detailed English description of the item's effect.", format='markdown'))
 
     @property
     def appears_underground(self):
+        u"""True if the item appears underground, as specified by the appropriate flag
+        """
         return any(flag.identifier == u'underground' for flag in self.flags)
 
 class ItemCategory(TableBase):
+    u"""An item category
+    """
+    # XXX: This is fanon, right?
     __tablename__ = 'item_categories'
-    id = Column(Integer, primary_key=True, nullable=False)
-    pocket_id = Column(Integer, ForeignKey('item_pockets.id'), nullable=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    pocket_id = Column(Integer, ForeignKey('item_pockets.id'), nullable=False,
+        info=dict(description="ID of the pocket these items go to"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="English name of the category", format='plaintext'))
 
 class ItemFlag(TableBase):
+    u"""An item attribute such as "consumable" or "holdable".
+    """
     __tablename__ = 'item_flags'
-    id = Column(Integer, primary_key=True, nullable=False)
-    identifier = Column(Unicode(24), nullable=False)
-    name = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    identifier = Column(Unicode(24), nullable=False,
+        info=dict(description="Identifier of the flag", format='identifier'))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="Short English description of the flag", format='plaintext'))
 
 class ItemFlagMap(TableBase):
+    u"""Maps an item flag to its item.
+    """
     __tablename__ = 'item_flag_map'
-    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False)
-    item_flag_id = Column(Integer, ForeignKey('item_flags.id'), primary_key=True, autoincrement=False, nullable=False)
+    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="The ID of the item"))
+    item_flag_id = Column(Integer, ForeignKey('item_flags.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="The ID of the item flag"))
 
 class ItemFlavorText(TableBase):
+    u"""An in-game description of an item
+    """
     __tablename__ = 'item_flavor_text'
-    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, autoincrement=False, nullable=False)
-    flavor_text = Column(Unicode(255), nullable=False)
+    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="The ID of the item"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="ID of the version group that sports this text"))
+    flavor_text = Column(Unicode(255), nullable=False,
+        info=dict(description="The flavor text itself", official=True, format='gametext'))
 
 class ItemFlingEffect(TableBase):
+    u"""An effect of the move Fling when used with a specific item
+    """
     __tablename__ = 'item_fling_effects'
-    id = Column(Integer, primary_key=True, nullable=False)
-    effect = Column(Unicode(255), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    effect = Column(Unicode(255), nullable=False,
+        info=dict(description="English description of the effect", format='plaintext'))
 
 class ItemInternalID(TableBase):
+    u"""The internal ID number a game uses for an item
+    """
     __tablename__ = 'item_internal_ids'
-    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), primary_key=True, autoincrement=False, nullable=False)
-    internal_id = Column(Integer, nullable=False)
+    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="The database ID of the item"))
+    generation_id = Column(Integer, ForeignKey('generations.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description="ID of the generation of games"))
+    internal_id = Column(Integer, nullable=False,
+        info=dict(description="Internal ID of the item in the generation"))
 
 class ItemName(TableBase):
+    u"""A non-English name of an item
+    """
     __tablename__ = 'item_names'
-    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the item"))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="The ID of the language"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="The name of the item in this language", foreign=True, format='plaintext'))
 
 class ItemPocket(TableBase):
+    u"""A pocket that categorizes items
+    """
     __tablename__ = 'item_pockets'
-    id = Column(Integer, primary_key=True, nullable=False)
-    identifier = Column(Unicode(16), nullable=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    identifier = Column(Unicode(16), nullable=False,
+        info=dict(description="An identifier of this pocket", format='identifier'))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="A numeric ID", format='plaintext'))
 
 class Language(TableBase):
+    u"""A language the Pokémon games have been transleted into; except English
+    """
     __tablename__ = 'languages'
-    id = Column(Integer, primary_key=True, nullable=False)
-    iso639 = Column(Unicode(2), nullable=False)
-    iso3166 = Column(Unicode(2), nullable=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    iso639 = Column(Unicode(2), nullable=False,
+        info=dict(description="The two-letter code of the country where this language is spoken. Note that it is not unique."))
+    iso3166 = Column(Unicode(2), nullable=False,
+        info=dict(description="The two-letter code of the language. Note that it is not unique."))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="The English name of the language", format='plaintext'))
 
 class Location(TableBase):
+    u"""A place in the Pokémon world
+    """
     __tablename__ = 'locations'
     __singlename__ = 'location'
-    id = Column(Integer, primary_key=True, nullable=False)
-    region_id = Column(Integer, ForeignKey('regions.id'))
-    name = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    region_id = Column(Integer, ForeignKey('regions.id'),
+        info=dict(description="ID of the region this location is in"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="English name of the location", official=True, format='plaintext'))
 
 class LocationArea(TableBase):
+    u"""A sub-area of a location
+    """
     __tablename__ = 'location_areas'
-    id = Column(Integer, primary_key=True, nullable=False)
-    location_id = Column(Integer, ForeignKey('locations.id'), nullable=False)
-    internal_id = Column(Integer, nullable=False)
-    name = Column(Unicode(64), nullable=True)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    location_id = Column(Integer, ForeignKey('locations.id'), nullable=False,
+        info=dict(description="ID of the location this area is part of"))
+    internal_id = Column(Integer, nullable=False,
+        info=dict(description="ID the games ude for this area"))
+    name = Column(Unicode(64), nullable=True,
+        info=dict(description="An English name of the area, if applicable", format='plaintext'))
 
 class LocationAreaEncounterRate(TableBase):
+    # XXX: What's this exactly? Someone add the docstring & revise the descriptions
     __tablename__ = 'location_area_encounter_rates'
-    location_area_id = Column(Integer, ForeignKey('location_areas.id'), primary_key=True, nullable=False, autoincrement=False)
-    encounter_terrain_id = Column(Integer, ForeignKey('encounter_terrain.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, autoincrement=False)
-    rate = Column(Integer, nullable=True)
+    location_area_id = Column(Integer, ForeignKey('location_areas.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the area"))
+    encounter_terrain_id = Column(Integer, ForeignKey('encounter_terrain.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the terrain"))
+    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, autoincrement=False,
+        info=dict(description="ID of the version"))
+    rate = Column(Integer, nullable=True,
+        info=dict(description="The encounter rate"))  # units?
 
 class LocationInternalID(TableBase):
+    u"""IDs the games use internally for locations
+    """
     __tablename__ = 'location_internal_ids'
-    location_id = Column(Integer, ForeignKey('locations.id'), nullable=False, primary_key=True)
-    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False, primary_key=True)
-    internal_id = Column(Integer, nullable=False)
+    location_id = Column(Integer, ForeignKey('locations.id'), nullable=False, primary_key=True,
+        info=dict(description="Database ID of the locaion"))
+    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False, primary_key=True,
+        info=dict(description="ID of the generation this entry to"))
+    internal_id = Column(Integer, nullable=False,
+        info=dict(description="Internal game ID of the location"))
 
 class Machine(TableBase):
+    u"""A TM or HM; numbered item that can teach a move to a Pokémon
+    """
     __tablename__ = 'machines'
-    machine_number = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
-    item_id = Column(Integer, ForeignKey('items.id'), nullable=False)
-    move_id = Column(Integer, ForeignKey('moves.id'), nullable=False)
+    machine_number = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="Number of the machine for TMs, or 100 + the munber for HMs"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="Versions this entry applies to"))
+    item_id = Column(Integer, ForeignKey('items.id'), nullable=False,
+        info=dict(description="ID of the corresponding Item"))
+    move_id = Column(Integer, ForeignKey('moves.id'), nullable=False,
+        info=dict(description="ID of the taught move"))
 
     @property
     def is_hm(self):
+        u"""True if this machine is a HM, False if it's a TM
+        """
         return self.machine_number >= 100
 
 class MoveBattleStyle(TableBase):
+    u"""A battle style of a move"""  # XXX: Explain better
     __tablename__ = 'move_battle_styles'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(8), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(8), nullable=False,
+        info=dict(description="An English name for this battle style", format='plaintext'))
 
 class MoveEffectCategory(TableBase):
+    u"""Category of a move effect
+    """
     __tablename__ = 'move_effect_categories'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(64), nullable=False)
-    can_affect_user = Column(Boolean, nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description="English name of the category", format='plaintext'))
+    can_affect_user = Column(Boolean, nullable=False,
+        info=dict(description="Set if the user can be affected"))
 
 class MoveEffectCategoryMap(TableBase):
+    u"""Maps a move effect category to a move effect
+    """
     __tablename__ = 'move_effect_category_map'
-    move_effect_id = Column(Integer, ForeignKey('move_effects.id'), primary_key=True, nullable=False)
-    move_effect_category_id = Column(Integer, ForeignKey('move_effect_categories.id'), primary_key=True, nullable=False)
-    affects_user = Column(Boolean, primary_key=True, nullable=False)
+    move_effect_id = Column(Integer, ForeignKey('move_effects.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the move effect"))
+    move_effect_category_id = Column(Integer, ForeignKey('move_effect_categories.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the category"))
+    affects_user = Column(Boolean, primary_key=True, nullable=False,
+        info=dict(description="Set if the user is affected"))
 
 class MoveDamageClass(TableBase):
+    u"""Any of the damage classes moves can have, i.e. physical, special, or non-damaging.
+    """
     __tablename__ = 'move_damage_classes'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(8), nullable=False)
-    description = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="An English name of the class", format='plaintext'))
+    description = Column(Unicode(64), nullable=False,
+        info=dict(description="An English description of the class", format='plaintext'))
 
 class MoveEffect(TableBase):
+    u"""An effect of a move
+    """
     __tablename__ = 'move_effects'
-    id = Column(Integer, primary_key=True, nullable=False)
-    priority = Column(SmallInteger, nullable=False)
-    short_effect = Column(Unicode(256), nullable=False)
-    effect = Column(Unicode(5120), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    short_effect = Column(Unicode(256), nullable=False,
+        info=dict(description="A short summary of the effect", format='plaintext'))
+    effect = Column(Unicode(5120), nullable=False,
+        info=dict(description="A detailed description of the effect", format='plaintext'))
+
+class MoveEffectChangelog(TableBase):
+    """History of changes to move effects across main game versions."""
+    __tablename__ = 'move_effect_changelog'
+    effect_id = Column(Integer, ForeignKey('move_effects.id'), primary_key=True, nullable=False,
+        info=dict(description="The ID of the effect that changed"))
+    changed_in_version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False,
+        info=dict(description="The ID of the version group in which the effect changed"))
+    effect = Column(markdown.MarkdownColumn(512), nullable=False,
+        info=dict(description="A description of the old behavior", format='markdown'))
 
 class MoveFlag(TableBase):
+    u"""Maps a move flag to a move
+    """
+    # XXX: Other flags have a ___Flag class for the actual flag and ___FlagMap for the map,
+    # these, somewhat confusingly, have MoveFlagType and MoveFlag
     __tablename__ = 'move_flags'
-    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
-    move_flag_type_id = Column(Integer, ForeignKey('move_flag_types.id'), primary_key=True, nullable=False, autoincrement=False)
+    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the move"))
+    move_flag_type_id = Column(Integer, ForeignKey('move_flag_types.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the flag"))
 
 class MoveFlagType(TableBase):
+    u"""A Move attribute such as "snatchable" or "contact".
+    """
     __tablename__ = 'move_flag_types'
-    id = Column(Integer, primary_key=True, nullable=False)
-    identifier = Column(Unicode(16), nullable=False)
-    name = Column(Unicode(32), nullable=False)
-    description = Column(markdown.MarkdownColumn(128), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    identifier = Column(Unicode(16), nullable=False,
+        info=dict(description="A short identifier for the flag", format='identifier'))
+    name = Column(Unicode(32), nullable=False,
+        info=dict(description="An English name for the flag", format='plaintext'))
+    description = Column(markdown.MarkdownColumn(128), nullable=False,
+        info=dict(description="A short English description of the flag", format='markdown'))
 
 class MoveFlavorText(TableBase):
+    u"""In-game description of a move
+    """
     __tablename__ = 'move_flavor_text'
-    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
-    flavor_text = Column(Unicode(255), nullable=False)
+    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the move"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the version group this text appears in"))
+    flavor_text = Column(Unicode(255), nullable=False,
+        info=dict(description="The English flavor text", official=True, format='gametext'))
 
 class MoveName(TableBase):
+    u"""Non-English name of a move
+    """
     __tablename__ = 'move_names'
-    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the move"))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the language"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description="ID of the language", foreign=True, format='plaintext'))
 
 class MoveTarget(TableBase):
+    u"""Targetting or "range" of a move, e.g. "Affects all opponents" or "Affects user".
+    """
     __tablename__ = 'move_targets'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(32), nullable=False)
-    description = Column(Unicode(128), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(32), nullable=False,
+        info=dict(description="An English name", format='plaintext'))
+    description = Column(Unicode(128), nullable=False,
+        info=dict(description="An English description", format='plaintext'))
 
 class Move(TableBase):
+    u"""A Move: technique or attack a Pokémon can learn to use
+    """
     __tablename__ = 'moves'
     __singlename__ = 'move'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(12), nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False)
-    type_id = Column(Integer, ForeignKey('types.id'), nullable=False)
-    power = Column(SmallInteger)
-    pp = Column(SmallInteger, nullable=False)
-    accuracy = Column(SmallInteger)
-    target_id = Column(Integer, ForeignKey('move_targets.id'), nullable=False)
-    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=False)
-    effect_id = Column(Integer, ForeignKey('move_effects.id'), nullable=False)
-    effect_chance = Column(Integer)
-    contest_type_id = Column(Integer, ForeignKey('contest_types.id'), nullable=True)
-    contest_effect_id = Column(Integer, ForeignKey('contest_effects.id'), nullable=True)
-    super_contest_effect_id = Column(Integer, ForeignKey('super_contest_effects.id'), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(24), nullable=False,
+        info=dict(description="The English name of the move", official=True, format='plaintext'))
+    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False,
+        info=dict(description="ID of the generation this move first appeared in"))
+    type_id = Column(Integer, ForeignKey('types.id'), nullable=False,
+        info=dict(description="ID of the move's elemental type"))
+    power = Column(SmallInteger, nullable=False,
+        info=dict(description="Base power of the move"))
+    pp = Column(SmallInteger, nullable=True,
+        info=dict(description="Base PP (Power Points) of the move, nullable if not applicable (e.g. Struggle and Shadow moves)."))
+    accuracy = Column(SmallInteger, nullable=True,
+        info=dict(description="Accuracy of the move; NULL means it never misses"))
+    priority = Column(SmallInteger, nullable=False,
+        info=dict(description="The move's priority bracket"))
+    target_id = Column(Integer, ForeignKey('move_targets.id'), nullable=False,
+        info=dict(description="ID of the target (range) of the move"))
+    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=False,
+        info=dict(description="ID of the damage class (physical/special) of the move"))
+    effect_id = Column(Integer, ForeignKey('move_effects.id'), nullable=False,
+        info=dict(description="ID of the move's effect"))
+    effect_chance = Column(Integer, nullable=True,
+        info=dict(description="The chance for a secondary effect. What this is a chance of is specified by the move's effect."))
+    contest_type_id = Column(Integer, ForeignKey('contest_types.id'), nullable=True,
+        info=dict(description="ID of the move's Contest type (e.g. cool or smart)"))
+    contest_effect_id = Column(Integer, ForeignKey('contest_effects.id'), nullable=True,
+        info=dict(description="ID of the move's Contest effect"))
+    super_contest_effect_id = Column(Integer, ForeignKey('super_contest_effects.id'), nullable=True,
+        info=dict(description="ID of the move's Super Contest effect"))
+
+class MoveChangelog(TableBase):
+    """History of changes to moves across main game versions."""
+    __tablename__ = 'move_changelog'
+    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the move that changed"))
+    changed_in_version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the version group in which the move changed"))
+    type_id = Column(Integer, ForeignKey('types.id'), nullable=True,
+        info=dict(description="Prior type of the move, or NULL if unchanged"))
+    power = Column(SmallInteger, nullable=True,
+        info=dict(description="Prior base power of the move, or NULL if unchanged"))
+    pp = Column(SmallInteger, nullable=True,
+        info=dict(description="Prior base PP of the move, or NULL if unchanged"))
+    accuracy = Column(SmallInteger, nullable=True,
+        info=dict(description="Prior accuracy of the move, or NULL if unchanged"))
+    effect_id = Column(Integer, ForeignKey('move_effects.id'), nullable=True,
+        info=dict(description="Prior ID of the effect, or NULL if unchanged"))
+    effect_chance = Column(Integer, nullable=True,
+        info=dict(description="Prior effect chance, or NULL if unchanged"))
 
 class Nature(TableBase):
+    u"""A nature a Pokémon can have, such as Calm or Brave
+    """
     __tablename__ = 'natures'
     __singlename__ = 'nature'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(8), nullable=False)
-    decreased_stat_id = Column(Integer, ForeignKey('stats.id'), nullable=False)
-    increased_stat_id = Column(Integer, ForeignKey('stats.id'), nullable=False)
-    hates_flavor_id = Column(Integer, ForeignKey('contest_types.id'), nullable=False)
-    likes_flavor_id = Column(Integer, ForeignKey('contest_types.id'), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(8), nullable=False,
+        info=dict(description="An English name of the nature", official=True, format='plaintext'))
+    decreased_stat_id = Column(Integer, ForeignKey('stats.id'), nullable=False,
+        info=dict(description="ID of the stat that this nature decreases by 10% (if decreased_stat_id is the same, the effects cancel out)"))
+    increased_stat_id = Column(Integer, ForeignKey('stats.id'), nullable=False,
+        info=dict(description="ID of the stat that this nature increases by 10% (if decreased_stat_id is the same, the effects cancel out)"))
+    hates_flavor_id = Column(Integer, ForeignKey('contest_types.id'), nullable=False,
+        info=dict(description=u"ID of the Berry flavor the Pokémon hates (if likes_flavor_id is the same, the effects cancel out)"))
+    likes_flavor_id = Column(Integer, ForeignKey('contest_types.id'), nullable=False,
+        info=dict(description=u"ID of the Berry flavor the Pokémon likes (if hates_flavor_id is the same, the effects cancel out)"))
+
+    @property
+    def is_neutral(self):
+        u"""Returns True iff this nature doesn't alter a Pokémon's stats,
+        bestow taste preferences, etc.
+        """
+        return self.increased_stat_id == self.decreased_stat_id
 
 class NatureBattleStylePreference(TableBase):
+    u"""Battle Palace move preference
+
+    Specifies how likely a Pokémon with a specific Nature is to use a move of
+    a particular battl style in Battle Palace or Battle Tent
+    """
     __tablename__ = 'nature_battle_style_preferences'
-    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False)
-    move_battle_style_id = Column(Integer, ForeignKey('move_battle_styles.id'), primary_key=True, nullable=False)
-    low_hp_preference = Column(Integer, nullable=False)
-    high_hp_preference = Column(Integer, nullable=False)
+    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False,
+        info=dict(description=u"ID of the Pokémon's nature"))
+    move_battle_style_id = Column(Integer, ForeignKey('move_battle_styles.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the battle style"))
+    low_hp_preference = Column(Integer, nullable=False,
+        info=dict(description=u"Chance of using the move, in percent, if HP is under ½"))
+    high_hp_preference = Column(Integer, nullable=False,
+        info=dict(description=u"Chance of using the move, in percent, if HP is over ½"))
 
 class NatureName(TableBase):
+    u"""Non-english name of a Nature
+    """
     __tablename__ = 'nature_names'
-    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(8), nullable=False)
+    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the nature"))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description="ID of the language"))
+    name = Column(Unicode(8), nullable=False,
+        info=dict(description="The nature's foreign name", foreign=True, format='plaintext'))
 
 class NaturePokeathlonStat(TableBase):
+    u"""Specifies how a Nature affects a Pokéathlon stat
+    """
     __tablename__ = 'nature_pokeathlon_stats'
-    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False)
-    pokeathlon_stat_id = Column(Integer, ForeignKey('pokeathlon_stats.id'), primary_key=True, nullable=False)
-    max_change = Column(Integer, nullable=False)
+    nature_id = Column(Integer, ForeignKey('natures.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the nature"))
+    pokeathlon_stat_id = Column(Integer, ForeignKey('pokeathlon_stats.id'), primary_key=True, nullable=False,
+        info=dict(description="ID of the stat"))
+    max_change = Column(Integer, nullable=False,
+        info=dict(description="Maximum change"))
 
 class PokeathlonStat(TableBase):
+    u"""A Pokéathlon stat, such as "Stamina" or "Jump".
+    """
     __tablename__ = 'pokeathlon_stats'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(8), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    name = Column(Unicode(8), nullable=False,
+        info=dict(description="The English name of the stat", official=True, format='plaintext'))
 
 class Pokedex(TableBase):
+    u"""A collection of Pokémon species ordered in a particular way
+    """
     __tablename__ = 'pokedexes'
-    id = Column(Integer, primary_key=True, nullable=False)
-    region_id = Column(Integer, ForeignKey('regions.id'), nullable=True)
-    name = Column(Unicode(16), nullable=False)
-    description = Column(Unicode(512))
-
-class PokedexVersionGroup(TableBase):
-    __tablename__ = 'pokedex_version_groups'
-    pokedex_id = Column(Integer, ForeignKey('pokedexes.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description="A numeric ID"))
+    region_id = Column(Integer, ForeignKey('regions.id'), nullable=True,
+        info=dict(description=u"ID of the region this Pokédex is used in, or None if it's global"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"An English name of the Pokédex", format='plaintext'))
+    description = Column(Unicode(512),
+        info=dict(description=u"A longer description of the Pokédex", format='plaintext'))
 
 class Pokemon(TableBase):
-    """The core to this whole mess.
-
-    Note that I use both 'forme' and 'form' in both code and the database.  I
-    only use 'forme' when specifically referring to Pokémon that have multiple
-    distinct species as forms—i.e., different stats or movesets.  'Form' is a
-    more general term referring to any variation within a species, including
-    purely cosmetic forms like Unown.
+    u"""A species of Pokémon.  The core to this whole mess.
     """
     __tablename__ = 'pokemon'
     __singlename__ = 'pokemon'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(20), nullable=False)
-    forme_name = Column(Unicode(16))
-    forme_base_pokemon_id = Column(Integer, ForeignKey('pokemon.id'))
-    generation_id = Column(Integer, ForeignKey('generations.id'))
-    evolution_chain_id = Column(Integer, ForeignKey('evolution_chains.id'))
-    height = Column(Integer, nullable=False)
-    weight = Column(Integer, nullable=False)
-    species = Column(Unicode(16), nullable=False)
-    color_id = Column(Integer, ForeignKey('pokemon_colors.id'), nullable=False)
-    pokemon_shape_id = Column(Integer, ForeignKey('pokemon_shapes.id'), nullable=False)
-    habitat_id = Column(Integer, ForeignKey('pokemon_habitats.id'), nullable=True)
-    gender_rate = Column(Integer, nullable=False)
-    capture_rate = Column(Integer, nullable=False)
-    base_experience = Column(Integer, nullable=False)
-    base_happiness = Column(Integer, nullable=False)
-    is_baby = Column(Boolean, nullable=False)
-    hatch_counter = Column(Integer, nullable=False)
-    has_gen4_fem_sprite = Column(Boolean, nullable=False)
-    has_gen4_fem_back_sprite = Column(Boolean, nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A numeric ID"))
+    name = Column(Unicode(20), nullable=False,
+        info=dict(description=u"The English name of the Pokémon", official=True, format='plaintext'))
+    generation_id = Column(Integer, ForeignKey('generations.id'),
+        info=dict(description=u"ID of the generation this species first appeared in"))
+    evolution_chain_id = Column(Integer, ForeignKey('evolution_chains.id'),
+        info=dict(description=u"ID of the species' evolution chain (a.k.a. family)"))
+    height = Column(Integer, nullable=False,
+        info=dict(description=u"The height of the Pokémon, in decimeters (tenths of a meter)"))
+    weight = Column(Integer, nullable=False,
+        info=dict(description=u"The weight of the Pokémon, in tenths of a kilogram (decigrams)"))
+    species = Column(Unicode(16), nullable=False,
+        info=dict(description=u'The short English flavor text, such as "Seed" or "Lizard"; usually affixed with the word "Pokémon"',
+        official=True, format='plaintext'))
+    color_id = Column(Integer, ForeignKey('pokemon_colors.id'), nullable=False,
+        info=dict(description=u"ID of this Pokémon's Pokédex color, as used for a gimmick search function in the games."))
+    pokemon_shape_id = Column(Integer, ForeignKey('pokemon_shapes.id'), nullable=True,
+        info=dict(description=u"ID of this Pokémon's body shape, as used for a gimmick search function in the games."))
+    habitat_id = Column(Integer, ForeignKey('pokemon_habitats.id'), nullable=True,
+        info=dict(description=u"ID of this Pokémon's habitat, as used for a gimmick search function in the games."))
+    gender_rate = Column(Integer, nullable=False,
+        info=dict(description=u"The chance of this Pokémon being female, in eighths; or -1 for genderless"))
+    capture_rate = Column(Integer, nullable=False,
+        info=dict(description=u"The base capture rate; up to 255"))
+    base_experience = Column(Integer, nullable=False,
+        info=dict(description=u"The base EXP gained when defeating this Pokémon"))  # XXX: Is this correct?
+    base_happiness = Column(Integer, nullable=False,
+        info=dict(description=u"The tameness when caught by a normal ball"))
+    is_baby = Column(Boolean, nullable=False,
+        info=dict(description=u"True iff the Pokémon is a baby, i.e. a lowest-stage Pokémon that cannot breed but whose evolved form can."))
+    hatch_counter = Column(Integer, nullable=False,
+        info=dict(description=u"Initial hatch counter: one must walk 255 × (hatch_counter + 1) steps before this Pokémon's egg hatches, unless utilizing bonuses like Flame Body's"))
+    has_gender_differences = Column(Boolean, nullable=False,
+        info=dict(description=u"Set iff the species exhibits enough sexual dimorphism to have separate sets of sprites in Gen IV and beyond."))
+    order = Column(Integer, nullable=False, index=True,
+        info=dict(description=u"Order for sorting. Almost national order, except families and forms are grouped together."))
 
     ### Stuff to handle alternate Pokémon forms
 
     @property
-    def national_id(self):
-        """Returns the National Pokédex number for this Pokémon.  Use this
-        instead of the id directly; alternate formes may make the id incorrect.
+    def form(self):
+        u"""Returns the Pokémon's form, using its default form as fallback."""
+
+        return self.unique_form or self.default_form
+
+    @property
+    def is_base_form(self):
+        u"""Returns True iff the Pokémon is the base form for its species,
+        e.g. Land Shaymin.
+        """
+
+        return self.unique_form is None or self.unique_form.is_default
+
+    @property
+    def form_name(self):
+        u"""Returns the Pokémon's form name if it represents a particular form
+        and that form has a name, or None otherwise.
         """
 
-        if self.forme_base_pokemon_id:
-            return self.forme_base_pokemon_id
-        return self.id
+        # If self.unique_form is None, the short-circuit "and" will go ahead
+        # and return that.  Otherwise, it'll return the form's name, which may
+        # also be None.
+        return self.unique_form and self.unique_form.name
 
     @property
     def full_name(self):
-        """Returns the name of this Pokémon, including its Forme, if any."""
+        u"""Returns the Pokémon's name, including its form if applicable."""
 
-        if self.forme_name:
-            return "%s %s" % (self.forme_name.title(), self.name)
-        return self.name
+        if self.form_name:
+            return '{0} {1}'.format(self.form_name, self.name)
+        else:
+            return self.name
 
     @property
     def normal_form(self):
-        """Returns the normal form for this Pokémon; i.e., this will return
+        u"""Returns the normal form for this Pokémon; i.e., this will return
         regular Deoxys when called on any Deoxys form.
         """
 
-        if self.forme_base_pokemon:
-            return self.forme_base_pokemon
-
+        if self.unique_form:
+            return self.unique_form.form_base_pokemon
         return self
 
     ### Not forms!
 
     def stat(self, stat_name):
-        """Returns a PokemonStat record for the given stat name (or Stat row
+        u"""Returns a PokemonStat record for the given stat name (or Stat row
         object).  Uses the normal has-many machinery, so all the stats are
         effectively cached.
         """
@@ -534,187 +917,430 @@ class Pokemon(TableBase):
             return None
 
 class PokemonAbility(TableBase):
+    u"""Maps an ability to a Pokémon that can have it
+    """
     __tablename__ = 'pokemon_abilities'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    ability_id = Column(Integer, ForeignKey('abilities.id'), nullable=False)
-    slot = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    ability_id = Column(Integer, ForeignKey('abilities.id'), nullable=False,
+        info=dict(description=u"ID of the ability"))
+    # XXX having both a method and a slot is kind of gross.  "slot" is a
+    # misnomer, anyway: duplicate abilities don't appear in slot 2.
+    # Probably should replace that with "order".
+    is_dream = Column(Boolean, nullable=False, index=True,
+        info=dict(description=u"Whether this is a Dream World ability"))
+    slot = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ability slot, i.e. 1 or 2 for gen. IV"))
 
 class PokemonColor(TableBase):
+    u"""The "Pokédex color" of a Pokémon species. Usually based on the Pokémon's color.
+    """
     __tablename__ = 'pokemon_colors'
-    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(6), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    name = Column(Unicode(6), nullable=False,
+        info=dict(description=u"The English name of the color", official=True, format='identifier'))
 
 class PokemonDexNumber(TableBase):
+    u"""The number of a Pokémon in a particular Pokédex (e.g. Jigglypuff is #138 in Hoenn's 'dex)
+    """
     __tablename__ = 'pokemon_dex_numbers'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    pokedex_id = Column(Integer, ForeignKey('pokedexes.id'), primary_key=True, nullable=False, autoincrement=False)
-    pokedex_number = Column(Integer, nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    pokedex_id = Column(Integer, ForeignKey('pokedexes.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokédex"))
+    pokedex_number = Column(Integer, nullable=False,
+        info=dict(description=u"Number of the Pokémon in that the Pokédex"))
 
 class PokemonEggGroup(TableBase):
+    u"""Maps an Egg group to a Pokémon; each Pokémon belongs to one or two egg groups
+    """
     __tablename__ = 'pokemon_egg_groups'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    egg_group_id = Column(Integer, ForeignKey('egg_groups.id'), primary_key=True, nullable=False, autoincrement=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    egg_group_id = Column(Integer, ForeignKey('egg_groups.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the egg group"))
 
 class PokemonEvolution(TableBase):
+    u"""A required action ("trigger") and the conditions under which the trigger
+    must occur to cause a Pokémon to evolve.
+
+    Any condition may be null if it does not apply for a particular Pokémon.
+    """
     __tablename__ = 'pokemon_evolution'
-    from_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False)
-    to_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    evolution_trigger_id = Column(Integer, ForeignKey('evolution_triggers.id'), nullable=False)
-    trigger_item_id = Column(Integer, ForeignKey('items.id'), nullable=True)
-    minimum_level = Column(Integer, nullable=True)
-    gender = Column(Enum('male', 'female', name='pokemon_evolution_gender'), nullable=True)
-    location_id = Column(Integer, ForeignKey('locations.id'), nullable=True)
-    held_item_id = Column(Integer, ForeignKey('items.id'), nullable=True)
-    time_of_day = Column(Enum('morning', 'day', 'night', name='pokemon_evolution_time_of_day'), nullable=True)
-    known_move_id = Column(Integer, ForeignKey('moves.id'), nullable=True)
-    minimum_happiness = Column(Integer, nullable=True)
-    minimum_beauty = Column(Integer, nullable=True)
-    relative_physical_stats = Column(Integer, nullable=True)
-    party_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=True)
+    from_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False,
+        info=dict(description=u"The ID of the pre-evolution Pokémon."))
+    to_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the post-evolution Pokémon."))
+    evolution_trigger_id = Column(Integer, ForeignKey('evolution_triggers.id'), nullable=False,
+        info=dict(description=u"The ID of the evolution trigger."))
+    trigger_item_id = Column(Integer, ForeignKey('items.id'), nullable=True,
+        info=dict(description=u"The ID of the item that must be used on the Pokémon."))
+    minimum_level = Column(Integer, nullable=True,
+        info=dict(description=u"The minimum level for the Pokémon."))
+    gender = Column(Enum('male', 'female', name='pokemon_evolution_gender'), nullable=True,
+        info=dict(description=u"The Pokémon's required gender, or None if gender doesn't matter"))
+    location_id = Column(Integer, ForeignKey('locations.id'), nullable=True,
+        info=dict(description=u"The ID of the location the evolution must be triggered at."))
+    held_item_id = Column(Integer, ForeignKey('items.id'), nullable=True,
+        info=dict(description=u"The ID of the item the Pokémon must hold."))
+    time_of_day = Column(Enum('day', 'night', name='pokemon_evolution_time_of_day'), nullable=True,
+        info=dict(description=u"The required time of day."))
+    known_move_id = Column(Integer, ForeignKey('moves.id'), nullable=True,
+        info=dict(description=u"The ID of the move the Pokémon must know."))
+    minimum_happiness = Column(Integer, nullable=True,
+        info=dict(description=u"The minimum happiness value the Pokémon must have."))
+    minimum_beauty = Column(Integer, nullable=True,
+        info=dict(description=u"The minimum Beauty value the Pokémon must have."))
+    relative_physical_stats = Column(Integer, nullable=True,
+        info=dict(description=u"The required relation between the Pokémon's Attack and Defense stats, as sgn(atk-def)."))
+    party_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=True,
+        info=dict(description=u"The ID of the Pokémon that must be present in the party."))
+    trade_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=True,
+        info=dict(description=u"The ID of the Pokémon for which this Pokémon must be traded."))
 
 class PokemonFlavorText(TableBase):
+    u"""In-game Pokédex descrption of a Pokémon.
+    """
     __tablename__ = 'pokemon_flavor_text'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, nullable=False, autoincrement=False)
-    flavor_text = Column(Unicode(255), nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the version that has this flavor text"))
+    flavor_text = Column(Unicode(255), nullable=False,
+        info=dict(description=u"ID of the version that has this flavor text", official=True, format='gametext'))
+
+class PokemonForm(TableBase):
+    u"""An individual form of a Pokémon.
+
+    Pokémon that do not have separate forms are still given a single row to
+    represent their single form.
+    """
+    __tablename__ = 'pokemon_forms'
+    __singlename__ = 'pokemon_form'
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u'A unique ID for this form.'))
+    name = Column(Unicode(16), nullable=True,
+        info=dict(description=u"This form's name, e.g. \"Plant\" for Plant Cloak Burmy.", official=True, format='plaintext'))
+    form_base_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False, autoincrement=False,
+        info=dict(description=u'The ID of the base Pokémon for this form.'))
+    unique_pokemon_id = Column(Integer, ForeignKey('pokemon.id'), autoincrement=False,
+        info=dict(description=u'The ID of a Pokémon that represents specifically this form, for Pokémon with functionally-different forms like Wormadam.'))
+    introduced_in_version_group_id = Column(Integer, ForeignKey('version_groups.id'), autoincrement=False,
+        info=dict(description=u'The ID of the version group in which this form first appeared.'))
+    is_default = Column(Boolean, nullable=False,
+        info=dict(description=u'Set for exactly one form used as the default for each species.'))
+    order = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u'The order in which forms should be sorted.  Multiple forms may have equal order, in which case they should fall back on sorting by name.'))
+
+    @property
+    def pokemon(self):
+        u"""Returns the Pokémon for this form, using the form base as fallback.
+        """
+
+        return self.unique_pokemon or self.form_base_pokemon
+
+    @property
+    def full_name(self):
+        u"""Returns the full name of this form, e.g. "Plant Cloak"."""
+
+        if not self.name:
+            return None
+        elif self.form_group and self.form_group.term:
+            return '{0} {1}'.format(self.name, self.form_group.term)
+        else:
+            return self.name
+
+    @property
+    def pokemon_name(self):
+        u"""Returns the name of this Pokémon with this form, e.g. "Plant
+        Burmy".
+        """
+
+        if self.name:
+            return '{0} {1}'.format(self.name, self.form_base_pokemon.name)
+        else:
+            return self.form_base_pokemon.name
 
 class PokemonFormGroup(TableBase):
+    u"""Information about a Pokémon's forms as a group."""
     __tablename__ = 'pokemon_form_groups'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    is_battle_only = Column(Boolean, nullable=False)
-    description = Column(markdown.MarkdownColumn(1024), nullable=False)
-
-class PokemonFormSprite(TableBase):
-    __tablename__ = 'pokemon_form_sprites'
-    id = Column(Integer, primary_key=True, nullable=False)
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    introduced_in_version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=True)
-    is_default = Column(Boolean, nullable=True)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the base form Pokémon"))
+    term = Column(Unicode(16), nullable=True,
+        info=dict(description=u"The term for this Pokémon's forms, e.g. \"Cloak\" for Burmy or \"Forme\" for Deoxys.", official=True, format='plaintext'))
+    is_battle_only = Column(Boolean, nullable=False,
+        info=dict(description=u"Set iff the forms only change in battle"))
+    description = Column(markdown.MarkdownColumn(1024), nullable=False,
+        info=dict(description=u"English description of how the forms work", format='markdown'))
+
+class PokemonFormPokeathlonStat(TableBase):
+    u"""A Pokémon form's performance in one Pokéathlon stat."""
+    __tablename__ = 'pokemon_form_pokeathlon_stats'
+    pokemon_form_id = Column(Integer, ForeignKey('pokemon_forms.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u'The ID of the Pokémon form.'))
+    pokeathlon_stat_id = Column(Integer, ForeignKey('pokeathlon_stats.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u'The ID of the Pokéathlon stat.'))
+    minimum_stat = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u'The minimum value for this stat for this Pokémon form.'))
+    base_stat = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u'The default value for this stat for this Pokémon form.'))
+    maximum_stat = Column(Integer, nullable=False, autoincrement=False,
+        info=dict(description=u'The maximum value for this stat for this Pokémon form.'))
 
 class PokemonHabitat(TableBase):
+    u"""The habitat of a Pokémon, as given in the FireRed/LeafGreen version Pokédex
+    """
     __tablename__ = 'pokemon_habitats'
-    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"A numeric ID"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"The English name of the habitat", official=True, format='plaintext'))
 
 class PokemonInternalID(TableBase):
+    u"""The number of a Pokémon a game uses internally
+    """
     __tablename__ = 'pokemon_internal_ids'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, autoincrement=False, nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), primary_key=True, autoincrement=False, nullable=False)
-    internal_id = Column(Integer, nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description=u"Database ID of the Pokémon"))
+    generation_id = Column(Integer, ForeignKey('generations.id'), primary_key=True, autoincrement=False, nullable=False,
+        info=dict(description=u"Database ID of the generation"))
+    internal_id = Column(Integer, nullable=False,
+        info=dict(description=u"Internal ID the generation's games use for the Pokémon"))
 
 class PokemonItem(TableBase):
+    u"""Record of an item a Pokémon can hold in the wild
+    """
     __tablename__ = 'pokemon_items'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, nullable=False, autoincrement=False)
-    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, nullable=False, autoincrement=False)
-    rarity = Column(Integer, nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    version_id = Column(Integer, ForeignKey('versions.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the version this applies to"))
+    item_id = Column(Integer, ForeignKey('items.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the item"))
+    rarity = Column(Integer, nullable=False,
+        info=dict(description=u"Chance of the Pokémon holding the item, in percent"))
 
 class PokemonMove(TableBase):
+    u"""Record of a move a Pokémon can learn
+    """
     __tablename__ = 'pokemon_moves'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False, autoincrement=False)
-    move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False, index=True)
-    pokemon_move_method_id = Column(Integer, ForeignKey('pokemon_move_methods.id'), primary_key=True, nullable=False, autoincrement=False)
-    level = Column(Integer, primary_key=True, nullable=True, autoincrement=False, index=True)
-    order = Column(Integer, nullable=True, index=True)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), nullable=False, index=True,
+        info=dict(description=u"ID of the Pokémon"))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), nullable=False, index=True,
+        info=dict(description=u"ID of the version group this applies to"))
+    move_id = Column(Integer, ForeignKey('moves.id'), nullable=False, index=True,
+        info=dict(description=u"ID of the move"))
+    pokemon_move_method_id = Column(Integer, ForeignKey('pokemon_move_methods.id'), nullable=False, index=True,
+        info=dict(description=u"ID of the method this move is learned by"))
+    level = Column(Integer, nullable=True, index=True,
+        info=dict(description=u"Level the move is learned at, if applicable"))
+    order = Column(Integer, nullable=True,
+        info=dict(description=u"A sort key to produce the correct ordering when all else is equal"))  # XXX: This needs a better description
+
+    __table_args__ = (
+        PrimaryKeyConstraint('pokemon_id', 'version_group_id', 'move_id', 'pokemon_move_method_id', 'level'),
+        {},
+    )
 
 class PokemonMoveMethod(TableBase):
+    u"""A method a move can be learned by, such as "Level up" or "Tutor".
+    """
     __tablename__ = 'pokemon_move_methods'
-    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(64), nullable=False)
-    description = Column(Unicode(255), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"A numeric ID"))
+    name = Column(Unicode(64), nullable=False,
+        info=dict(description=u"An English name of the method", format='plaintext'))
+    description = Column(Unicode(255), nullable=False,
+        info=dict(description=u"A detailed description of how the method works", format='plaintext'))
 
 class PokemonName(TableBase):
+    u"""A non-English name of a Pokémon.
+    """
     __tablename__ = 'pokemon_names'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the language"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"Name of the Pokémon in the language", foreign=True, format='plaintext'))
 
 class PokemonShape(TableBase):
+    u"""The shape of a Pokémon's body, as used in generation IV Pokédexes.
+    """
     __tablename__ = 'pokemon_shapes'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(24), nullable=False)
-    awesome_name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A numeric ID"))
+    name = Column(Unicode(24), nullable=False,
+        info=dict(description=u"A boring English name of the body shape", format='plaintext'))
+    awesome_name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"A splendiferous, technically English, name of the body shape", format='plaintext'))
 
 class PokemonStat(TableBase):
+    u"""A stat value of a Pokémon
+    """
     __tablename__ = 'pokemon_stats'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    stat_id = Column(Integer, ForeignKey('stats.id'), primary_key=True, nullable=False, autoincrement=False)
-    base_stat = Column(Integer, nullable=False)
-    effort = Column(Integer, nullable=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    stat_id = Column(Integer, ForeignKey('stats.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the stat"))
+    base_stat = Column(Integer, nullable=False,
+        info=dict(description=u"The base stat"))
+    effort = Column(Integer, nullable=False,
+        info=dict(description=u"The effort increase in this stat gained when this Pokémon is defeated"))
 
 class PokemonType(TableBase):
+    u"""Maps a type to a Pokémon. Each Pokémon has 1 or 2 types.
+    """
     __tablename__ = 'pokemon_types'
-    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False)
-    type_id = Column(Integer, ForeignKey('types.id'), nullable=False)
-    slot = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
+    pokemon_id = Column(Integer, ForeignKey('pokemon.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"ID of the Pokémon"))
+    type_id = Column(Integer, ForeignKey('types.id'), nullable=False,
+        info=dict(description=u"ID of the type"))
+    slot = Column(Integer, primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The type's slot, 1 or 2, used to sort types if there are two of them"))
 
 class Region(TableBase):
-    """Major areas of the world: Kanto, Johto, etc."""
+    u"""Major areas of the world: Kanto, Johto, etc.
+    """
     __tablename__ = 'regions'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A numeric ID"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"The English name of the region", official=True, format='plaintext'))
 
 class Stat(TableBase):
+    u"""A Stat, such as Attack or Speed
+    """
     __tablename__ = 'stats'
-    id = Column(Integer, primary_key=True, nullable=False)
-    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=True)
-    name = Column(Unicode(16), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A numeric ID"))
+    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=True,
+        info=dict(description=u"For offensive and defensive stats, the damage this stat relates to; otherwise None (the NULL value)"))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"The English name of the stat", official=True, format='plaintext'))
 
 class SuperContestCombo(TableBase):
+    u"""Combo of two moves in a Super Contest.
+    """
     __tablename__ = 'super_contest_combos'
-    first_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
-    second_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False)
+    first_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the first move in the combo."))
+    second_move_id = Column(Integer, ForeignKey('moves.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the second and last move."))
 
 class SuperContestEffect(TableBase):
+    u"""An effect a move can have when used in the Super Contest
+    """
     __tablename__ = 'super_contest_effects'
-    id = Column(Integer, primary_key=True, nullable=False)
-    appeal = Column(SmallInteger, nullable=False)
-    flavor_text = Column(Unicode(64), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"This effect's unique ID."))
+    appeal = Column(SmallInteger, nullable=False,
+        info=dict(description=u"The number of hearts the user gains."))
+    flavor_text = Column(Unicode(64), nullable=False,
+        info=dict(description=u"An English description of the effect.", format='plaintext'))
 
 class TypeEfficacy(TableBase):
+    u"""The damage multiplier used when a move of a particular type damages a
+    Pokémon of a particular other type.
+    """
     __tablename__ = 'type_efficacy'
-    damage_type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False)
-    target_type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False)
-    damage_factor = Column(Integer, nullable=False)
+    damage_type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the damaging type."))
+    target_type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the defending Pokémon's type."))
+    damage_factor = Column(Integer, nullable=False,
+        info=dict(description=u"The multiplier, as a percentage of damage inflicted."))
 
 class Type(TableBase):
+    u"""Any of the elemental types Pokémon and moves can have."""
     __tablename__ = 'types'
     __singlename__ = 'type'
-    id = Column(Integer, primary_key=True, nullable=False)
-    name = Column(Unicode(8), nullable=False)
-    abbreviation = Column(Unicode(3), nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False)
-    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=False) ## ??? is none; everything else is physical or special
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A unique ID for this type."))
+    name = Column(Unicode(8), nullable=False,
+        info=dict(description=u"This type's English name.", format='plaintext'))
+    abbreviation = Column(Unicode(3), nullable=False,
+        info=dict(description=u"An arbitrary 3-letter abbreviation of this type.", format='plaintext'))  # XXX: Or is it not arbitrary?
+    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False,
+        info=dict(description=u"The ID of the generation this type first appeared in."))
+    damage_class_id = Column(Integer, ForeignKey('move_damage_classes.id'), nullable=True,
+        info=dict(description=u"The ID of the damage class this type's moves had before Generation IV, null if not applicable (e.g. ???)."))
 
 class TypeName(TableBase):
+    u"""An official non-English name of an elemental type."""
     __tablename__ = 'type_names'
-    type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False)
-    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False)
-    name = Column(Unicode(16), nullable=False)
+    type_id = Column(Integer, ForeignKey('types.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the type."))
+    language_id = Column(Integer, ForeignKey('languages.id'), primary_key=True, nullable=False, autoincrement=False,
+        info=dict(description=u"The ID of the language."))
+    name = Column(Unicode(16), nullable=False,
+        info=dict(description=u"The name of the type in this language.", foreign=True, format='plaintext'))
 
 class VersionGroup(TableBase):
+    u"""A group of versions, containing either two paired versions (such as Red
+    and Blue) or a single game (such as Yellow.)
+    """
     __tablename__ = 'version_groups'
-    id = Column(Integer, primary_key=True, nullable=False)
-    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"This version group's unique ID."))
+    generation_id = Column(Integer, ForeignKey('generations.id'), nullable=False,
+        info=dict(description=u"The ID of the generation the games in this group belong to."))
+    pokedex_id = Column(Integer, ForeignKey('pokedexes.id'), nullable=False,
+        info=dict(description=u"The ID of the regional Pokédex used in this version group."))
 
 class VersionGroupRegion(TableBase):
+    u"""Maps a version group to a region that appears in it."""
     __tablename__ = 'version_group_regions'
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False)
-    region_id = Column(Integer, ForeignKey('regions.id'), primary_key=True, nullable=False)
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), primary_key=True, nullable=False,
+        info=dict(description=u"The ID of the version group."))
+    region_id = Column(Integer, ForeignKey('regions.id'), primary_key=True, nullable=False,
+        info=dict(description=u"The ID of the region."))
 
 class Version(TableBase):
+    u"""An individual main-series Pokémon game."""
     __tablename__ = 'versions'
-    id = Column(Integer, primary_key=True, nullable=False)
-    version_group_id = Column(Integer, ForeignKey('version_groups.id'), nullable=False)
-    name = Column(Unicode(32), nullable=False)
+    id = Column(Integer, primary_key=True, nullable=False,
+        info=dict(description=u"A unique ID for this version."))
+    version_group_id = Column(Integer, ForeignKey('version_groups.id'), nullable=False,
+        info=dict(description=u"The ID of the version group this game belongs to."))
+    name = Column(Unicode(32), nullable=False,
+        info=dict(description=u'The English "version" name for this game, e.g. "Red", without the rest of the title.', official=True, format='plaintext'))
 
 
 ### Relations down here, to avoid ordering problems
+Ability.changelog = relation(AbilityChangelog,
+    order_by=AbilityChangelog.changed_in_version_group_id.desc(),
+    backref='ability',
+)
 Ability.flavor_text = relation(AbilityFlavorText, order_by=AbilityFlavorText.version_group_id, backref='ability')
 Ability.foreign_names = relation(AbilityName, backref='ability')
 Ability.generation = relation(Generation, backref='abilities')
+Ability.all_pokemon = relation(Pokemon,
+    secondary=PokemonAbility.__table__,
+    order_by=Pokemon.order,
+    back_populates='all_abilities',
+)
+Ability.pokemon = relation(Pokemon,
+    secondary=PokemonAbility.__table__,
+    primaryjoin=and_(
+        PokemonAbility.ability_id == Ability.id,
+        PokemonAbility.is_dream == False
+    ),
+    order_by=Pokemon.order,
+    back_populates='abilities',
+)
+Ability.dream_pokemon = relation(Pokemon,
+    secondary=PokemonAbility.__table__,
+    primaryjoin=and_(
+        PokemonAbility.ability_id == Ability.id,
+        PokemonAbility.is_dream == True
+    ),
+    order_by=Pokemon.order,
+    back_populates='dream_ability',
+)
+
+AbilityChangelog.changed_in = relation(VersionGroup, backref='ability_changelog')
 
 AbilityFlavorText.version_group = relation(VersionGroup)
 
@@ -745,13 +1371,11 @@ EncounterConditionValueMap.condition_value = relation(EncounterConditionValue,
                                                       backref='encounter_map')
 
 EncounterSlot.terrain = relation(EncounterTerrain, backref='slots')
-
-EncounterSlot.condition_map = relation(EncounterSlotCondition, backref='slot')
-EncounterSlot.conditions = association_proxy('condition_map', 'condition')
-EncounterSlotCondition.condition = relation(EncounterCondition,
-                                            backref='slot_map')
+EncounterSlot.version_group = relation(VersionGroup)
 
 EvolutionChain.growth_rate = relation(GrowthRate, backref='evolution_chains')
+EvolutionChain.baby_trigger_item = relation(Item, backref='evolution_chains')
+EvolutionChain.pokemon = relation(Pokemon, order_by=Pokemon.order, back_populates='evolution_chain')
 
 Experience.growth_rate = relation(GrowthRate, backref='experience_table')
 
@@ -793,6 +1417,10 @@ LocationInternalID.generation = relation(Generation)
 Machine.item = relation(Item)
 Machine.version_group = relation(VersionGroup)
 
+Move.changelog = relation(MoveChangelog,
+    order_by=MoveChangelog.changed_in_version_group_id.desc(),
+    backref='move',
+)
 Move.contest_effect = relation(ContestEffect, backref='moves')
 Move.contest_combo_next = association_proxy('contest_combo_first', 'second')
 Move.contest_combo_prev = association_proxy('contest_combo_second', 'first')
@@ -809,16 +1437,28 @@ Move.super_contest_effect = relation(SuperContestEffect, backref='moves')
 Move.super_contest_combo_next = association_proxy('super_contest_combo_first', 'second')
 Move.super_contest_combo_prev = association_proxy('super_contest_combo_second', 'first')
 Move.target = relation(MoveTarget, backref='moves')
-Move.type = relation(Type, backref='moves')
+Move.type = relation(Type, back_populates='moves')
 
 Move.effect = markdown.MoveEffectProperty('effect')
-Move.priority = association_proxy('move_effect', 'priority')
 Move.short_effect = markdown.MoveEffectProperty('short_effect')
 
+MoveChangelog.changed_in = relation(VersionGroup, backref='move_changelog')
+MoveChangelog.move_effect = relation(MoveEffect, backref='move_changelog')
+MoveChangelog.type = relation(Type, backref='move_changelog')
+
+MoveChangelog.effect = markdown.MoveEffectProperty('effect')
+MoveChangelog.short_effect = markdown.MoveEffectProperty('short_effect')
+
 MoveEffect.category_map = relation(MoveEffectCategoryMap)
 MoveEffect.categories = association_proxy('category_map', 'category')
+MoveEffect.changelog = relation(MoveEffectChangelog,
+    order_by=MoveEffectChangelog.changed_in_version_group_id.desc(),
+    backref='move_effect',
+)
 MoveEffectCategoryMap.category = relation(MoveEffectCategory)
 
+MoveEffectChangelog.changed_in = relation(VersionGroup, backref='move_effect_changelog')
+
 MoveFlag.flag = relation(MoveFlagType)
 
 MoveFlavorText.version_group = relation(VersionGroup)
@@ -846,27 +1486,35 @@ NatureName.language = relation(Language)
 NaturePokeathlonStat.pokeathlon_stat = relation(PokeathlonStat, backref='nature_effects')
 
 Pokedex.region = relation(Region, backref='pokedexes')
-Pokedex.version_groups = relation(VersionGroup, secondary=PokedexVersionGroup.__table__, backref='pokedexes')
-
-Pokemon.abilities = relation(Ability, secondary=PokemonAbility.__table__,
-                                      order_by=PokemonAbility.slot,
-                                      backref='pokemon')
-Pokemon.formes = relation(Pokemon, primaryjoin=Pokemon.id==Pokemon.forme_base_pokemon_id,
-                                               backref=backref('forme_base_pokemon',
-                                                               remote_side=[Pokemon.id]))
+Pokedex.version_groups = relation(VersionGroup, order_by=VersionGroup.id, back_populates='pokedex')
+
+Pokemon.all_abilities = relation(Ability,
+    secondary=PokemonAbility.__table__,
+    order_by=PokemonAbility.slot,
+)
+Pokemon.abilities = relation(Ability,
+    secondary=PokemonAbility.__table__,
+    primaryjoin=and_(
+        Pokemon.id == PokemonAbility.pokemon_id,
+        PokemonAbility.is_dream == False,
+    ),
+    order_by=PokemonAbility.slot,
+)
+Pokemon.dream_ability = relation(Ability,
+    secondary=PokemonAbility.__table__,
+    primaryjoin=and_(
+        Pokemon.id == PokemonAbility.pokemon_id,
+        PokemonAbility.is_dream == True,
+    ),
+    uselist=False,
+)
 Pokemon.pokemon_color = relation(PokemonColor, backref='pokemon')
 Pokemon.color = association_proxy('pokemon_color', 'name')
 Pokemon.dex_numbers = relation(PokemonDexNumber, order_by=PokemonDexNumber.pokedex_id.asc(), backref='pokemon')
-Pokemon.default_form_sprite = relation(PokemonFormSprite,
-                                       primaryjoin=and_(
-                                            Pokemon.id==PokemonFormSprite.pokemon_id,
-                                            PokemonFormSprite.is_default==True,
-                                       ),
-                                       uselist=False)
 Pokemon.egg_groups = relation(EggGroup, secondary=PokemonEggGroup.__table__,
                                         order_by=PokemonEggGroup.egg_group_id,
-                                        backref='pokemon')
-Pokemon.evolution_chain = relation(EvolutionChain, backref='pokemon')
+                                        backref=backref('pokemon', order_by=Pokemon.order))
+Pokemon.evolution_chain = relation(EvolutionChain, back_populates='pokemon')
 Pokemon.child_pokemon = relation(Pokemon,
     primaryjoin=Pokemon.id==PokemonEvolution.from_pokemon_id,
     secondary=PokemonEvolution.__table__,
@@ -875,13 +1523,21 @@ Pokemon.child_pokemon = relation(Pokemon,
 )
 Pokemon.flavor_text = relation(PokemonFlavorText, order_by=PokemonFlavorText.version_id.asc(), backref='pokemon')
 Pokemon.foreign_names = relation(PokemonName, backref='pokemon')
+Pokemon.forms = relation(PokemonForm, primaryjoin=Pokemon.id==PokemonForm.form_base_pokemon_id,
+                         order_by=(PokemonForm.order.asc(), PokemonForm.name.asc()))
+Pokemon.default_form = relation(PokemonForm,
+    primaryjoin=and_(Pokemon.id==PokemonForm.form_base_pokemon_id, PokemonForm.is_default==True),
+    uselist=False,
+)
 Pokemon.pokemon_habitat = relation(PokemonHabitat, backref='pokemon')
 Pokemon.habitat = association_proxy('pokemon_habitat', 'name')
 Pokemon.items = relation(PokemonItem, backref='pokemon')
 Pokemon.generation = relation(Generation, backref='pokemon')
 Pokemon.shape = relation(PokemonShape, backref='pokemon')
-Pokemon.stats = relation(PokemonStat, backref='pokemon')
-Pokemon.types = relation(Type, secondary=PokemonType.__table__, order_by=PokemonType.slot.asc())
+Pokemon.stats = relation(PokemonStat, backref='pokemon', order_by=PokemonStat.stat_id.asc())
+Pokemon.types = relation(Type, secondary=PokemonType.__table__,
+                               order_by=PokemonType.slot.asc(),
+                               back_populates='pokemon')
 
 PokemonDexNumber.pokedex = relation(Pokedex)
 
@@ -916,16 +1572,28 @@ PokemonEvolution.party_pokemon = relation(Pokemon,
     primaryjoin=PokemonEvolution.party_pokemon_id==Pokemon.id,
     backref='triggered_evolutions',
 )
+PokemonEvolution.trade_pokemon = relation(Pokemon,
+    primaryjoin=PokemonEvolution.trade_pokemon_id==Pokemon.id,
+)
 
 PokemonFlavorText.version = relation(Version)
 
-PokemonItem.item = relation(Item, backref='pokemon')
-PokemonItem.version = relation(Version)
+PokemonForm.form_base_pokemon = relation(Pokemon, primaryjoin=PokemonForm.form_base_pokemon_id==Pokemon.id)
+PokemonForm.unique_pokemon = relation(Pokemon, backref=backref('unique_form', uselist=False),
+                                      primaryjoin=PokemonForm.unique_pokemon_id==Pokemon.id)
+PokemonForm.version_group = relation(VersionGroup)
+PokemonForm.form_group = association_proxy('form_base_pokemon', 'form_group')
+PokemonForm.pokeathlon_stats = relation(PokemonFormPokeathlonStat,
+                                        order_by=PokemonFormPokeathlonStat.pokeathlon_stat_id,
+                                        backref='pokemon_form')
 
 PokemonFormGroup.pokemon = relation(Pokemon, backref=backref('form_group',
                                                              uselist=False))
-PokemonFormSprite.pokemon = relation(Pokemon, backref='form_sprites')
-PokemonFormSprite.introduced_in = relation(VersionGroup)
+
+PokemonFormPokeathlonStat.pokeathlon_stat = relation(PokeathlonStat)
+
+PokemonItem.item = relation(Item, backref='pokemon')
+PokemonItem.version = relation(Version)
 
 PokemonMove.pokemon = relation(Pokemon, backref='pokemon_moves')
 PokemonMove.version_group = relation(VersionGroup)
@@ -937,7 +1605,7 @@ PokemonMove.machine = relation(Machine, backref='pokemon_moves',
 PokemonMove.move = relation(Move, backref='pokemon_moves')
 PokemonMove.method = relation(PokemonMoveMethod)
 
-PokemonName.language = relation(Language)
+PokemonName.language = relation(Language, lazy='joined')
 
 PokemonStat.stat = relation(Stat)
 
@@ -966,12 +1634,18 @@ Type.target_efficacies = relation(TypeEfficacy,
 Type.generation = relation(Generation, backref='types')
 Type.damage_class = relation(MoveDamageClass, backref='types')
 Type.foreign_names = relation(TypeName, backref='type')
+Type.pokemon = relation(Pokemon, secondary=PokemonType.__table__,
+                                 order_by=Pokemon.order,
+                                 back_populates='types')
+Type.moves = relation(Move, back_populates='type', order_by=Move.name)
 
 TypeName.language = relation(Language)
 
-Version.version_group = relation(VersionGroup, backref='versions')
+Version.version_group = relation(VersionGroup, back_populates='versions')
 Version.generation = association_proxy('version_group', 'generation')
 
+VersionGroup.versions = relation(Version, order_by=Version.id, back_populates='version_group')
 VersionGroup.generation = relation(Generation, backref='version_groups')
 VersionGroup.version_group_regions = relation(VersionGroupRegion, backref='version_group')
 VersionGroup.regions = association_proxy('version_group_regions', 'region')
+VersionGroup.pokedex = relation(Pokedex, back_populates='version_groups')