Objects in the image:
category: person
category: snowboard
category: person
category: person
category: person
category: person
category: snowboard
category: person
category: snowboard
category: person
category: skateboard
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: in the front?
a: No
q: one of the 3 standing in the back?
a: Yes
q: left most one?
a: No
q: middle one?
a: Yes