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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is the one with black cap?
a: No
q: is he sitting at the bank of river?
a: Yes
q: is he wearing white cap?
a: Yes