thing1tag1:
  tag_id: <%= ActiveRecord::FixtureSet.identify(:tag1) %>
  taggable: thing1 (Thing)

thing1tag2:
  tag_id: <%= ActiveRecord::FixtureSet.identify(:tag2) %>
  taggable: thing1 (Thing)

thing2tag1:
  tag_id: <%= ActiveRecord::FixtureSet.identify(:tag1) %>
  taggable: thing2 (Thing)

comment1tag1:
  tag_id: <%= ActiveRecord::FixtureSet.identify(:tag1) %>
  taggable: comment1 (Comment)