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

Guessing-game dialogue about one of the objects:
q: is a surfboard?
a: No
q: is a person?
a: No
q: wearing of a person?
a: No
q: is the water?
a: No
q: in the water?
a: Yes
q: in the top middle of the image?
a: Yes