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

Guessing-game dialogue about one of the objects:
q: IS A surfboard?
a: Yes
q: 1st from left?
a: No
q: 2nd from left?
a: No
q: 3rd from left?
a: No
q: in the back?
a: No
q: there are totally 3 surfboards I could see. is this right?
a: No
q: the board in which a person is standing?
a: No
q: in the left end of image?
a: No
q: the middle one on which a person is lying?
a: No
q: the right end light white one?
a: Yes