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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it on the building?
a: No
q: is it on a person?
a: Yes
q: is it a ski?
a: Yes
q: is it on the person at the top?
a: Yes
q: is it the right ski?
a: Yes