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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it attached to a person?
a: Yes
q: is it a backpack?
a: Yes
q: the black and grey one closest to us?
a: Yes