SilverStripe\Forms\Tests\ListboxFieldTest\Tag:
  tag1:
    Title: Tag 1
  tag2:
    Title: Tag 2
  tag3:
    Title: Tag 3
SilverStripe\Forms\Tests\ListboxFieldTest\Article:
  articlewithouttags:
    Content: Article 1
  articlewithtags:
    Content: Article 2
    Tags:
      - =>SilverStripe\Forms\Tests\ListboxFieldTest\Tag.tag1
      - =>SilverStripe\Forms\Tests\ListboxFieldTest\Tag.tag2