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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it in hand?
a: No
q: is it a bag?
a: Yes
q: is he center?
a: No
q: is he up?
a: No
q: is he down?
a: Yes