<h2>Relations</h2>
<ul>
-% for relation in c.art.user_relations:
-<li>${relation.kind}: ${relation.user}
+% for label, relations in (('Artist', c.art.artists), \
+ ('Recipient', c.art.recipients), \
+ ('Participant', c.art.participants)):
+% for user in relations:
+<li>${label}: ${user.name}
+% endfor
% endfor
</ul>