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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it skis?
a: Yes
q: skis of person in red coat in front?
a: No
q: skis of person rightmost?
a: Yes
q: Is it the pair of skis?
a: Yes