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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a ski?
a: No
q: is it a pair of skis?
a: No
q: is someone wearing it?
a: Yes
q: backpack on the front person?
a: Yes