Objects in the image:
category: person
category: surfboard
category: person
category: person
category: person
category: surfboard
category: surfboard
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 a person?
a: Yes
q: in the water?
a: Yes
q: near the right  corner?
a: Yes
q: the one with the surfboard?
a: Yes