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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is someone using/wearing/holding/touching it?
a: Yes
q: a snowboard?
a: No
q: a ski or skis?
a: No
q: pole or poles?
a: No
q: bag ??
a: Yes
q: purple bag on the white coat?
a: Yes