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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is the person wearing it?
a: Yes
q: is it clothing?
a: No
q: is it a ski?
a: Yes
q: is it the one on his right foot?
a: Yes
q: is it the one on his left foot?
a: Yes
q: is it a stick on his hands?
a: No