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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a tree?
a: No
q: is it a pole?
a: No
q: is it the ground?
a: No
q: is it clothing?
a: No
q: is it the sky?
a: No
q: is it a ski?
a: Yes
q: is the man with the blue backpack on it?
a: Yes