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

Guessing-game dialogue about one of the objects:
q: is it the man?
a: No
q: is it one of his skis?
a: No
q: is it a tree.......?
a: No
q: is it on the man?
a: Yes
q: is it his backpack?
a: Yes