Objects in the image:
category: person
category: snowboard
category: snowboard
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it an article of clothing?
a: No
q: is it associated with a person?
a: Yes
q: is it blue?
a: No
q: is it under the front boy's feet?
a: Yes