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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a rock?
a: No
q: is it something the person is wearing or holding?
a: Yes
q: is it skis?
a: No
q: is it a backpack?
a: Yes
q: is it the backpack closest to the front of the picture?
a: Yes