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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it ski?
a: No
q: is it backpack?
a: Yes
q: is it with the nearest person...in front?
a: Yes