Definition of relevance:

• The item can be used directly for the interest
  (e.g. tent in camping)
• The item is themed towards a certain interest
  (e.g. Disney Frozen themed clothing)
• The item, while not directly themed for the interest, is used by interest enthusiasts
  (e.g. generic knife that people use for mushroom hunting, clothing used to dress up as Lord of the Rings (movie/book) characters)

Note that related toys/decorations/themed items count as 'Yes'.