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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it surfboard?
a: Yes
q: one little boys standing on at bottom left?
a: Yes
q: the whole surfboard?
a: Yes