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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a surfboard?
a: Yes
q: is it to the right of the people?
a: No
q: is in the horizontal one on the left?
a: Yes
q: the whole board?
a: Yes