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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a building?
a: No
q: is it a sport object?
a: Yes
q: is it wearable?
a: No
q: is it a sport object to stand on?
a: Yes
q: is it green?
a: Yes
q: is it a green skateboard on the left?
a: Yes