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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a set of skis or an individual ski?
a: Yes
q: is it on the person in the orange coat to the left?
a: No
q: is it on the next person to the right?
a: No
q: is it on the person in the blue coat?
a: No
q: is it on the one in the vest next to the blue coat?
a: Yes
q: is it both skis?
a: Yes