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

Guessing-game dialogue about one of the objects:
q: is it a human?
a: No
q: is it being used by the human?
a: Yes
q: is it the whole ski set?
a: No
q: is it one of the poles?
a: No
q: one of the skies?
a: No
q: is the backpack?
a: Yes