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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: on the right half?
a: No
q: on the left half?
a: No
q: middle of the picture?
a: No
q: man swimming in the sea?
a: No
q: in the shore?
a: Yes
q: the person standing to the extreme right?
a: No
q: is it hard to see?
a: N/A
q: is it among the 4 people?
a: Yes
q: small right one?
a: No
q: 2nd one?
a: N/A
q: 3rd one?
a: Yes