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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: Is a person holding it?
a: Yes
q: can you see any white parts on it?
a: Yes
q: Does the person holding it have a swimsuit?
a: Yes
q: Is it the left most one?
a: Yes