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

Guessing-game dialogue about one of the objects:
q: is a red backpack on skier?
a: No
q: is the skier?
a: No
q: something used by him?
a: Yes
q: is it a pole?
a: No
q: is it helmet?
a: No
q: is it ski sled?
a: Yes
q: is it just one?
a: No