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

Guessing-game dialogue about one of the objects:
q: a person?
a: No
q: skate board?
a: Yes
q: one of the two on the ground?
a: No
q: Is it a person?
a: No
q: Is it a snowboard?
a: Yes
q: Is it the one on the left, with the guy in all black?
a: No
q: Is it one of the two lying down up front?
a: No
q: Is it the one the person in green, on the right is holding?
a: No
q: Is it being held by the guy in orange with glasses?
a: No
q: Is it the one behind the lady in white?
a: No
q: Is it the one the guy is standing on in the background, on the right?  Kind of by the person in green's elbow?
a: Yes