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

Guessing-game dialogue about one of the objects:
q: Is a person?
a: Yes
q: Just the hand is visible on left?
a: No
q: Girl who is sitting on the right?
a: No
q: Girl in black shorts?
a: No
q: The guy sitting on a surf board?
a: Yes