Objects in the image:
category: surfboard
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: the person right in front?
a: No
q: the whole person?
a: No
q: is it one of the three people in the back?
a: Yes
q: middle person?
a: No
q: left ??
a: Yes