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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it something attached to the person?
a: Yes
q: is is on the persons legs?
a: Yes
q: is it skis?
a: Yes
q: is it both?
a: No
q: is it on the left?
a: No
q: is is on the right?
a: Yes