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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a ski pole?
a: N/A
q: is it a tree?
a: No
q: is it the wooden fence?
a: No
q: is it on a person?
a: Yes
q: is it the backpack?
a: No
q: is it a hat?
a: No
q: is it jacket?
a: No
q: are they skis?
a: Yes
q: is it the guy in the front?
a: N/A