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

Guessing-game dialogue about one of the objects:
q: a person?
a: No
q: a bag?
a: No
q: something on a person?
a: Yes
q: in the left?
a: No
q: in the right?
a: Yes
q: on the person in air?
a: Yes
q: something on his head?
a: No
q: skis  ??
a: Yes
q: both of the ski?
a: Yes