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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it one of the 3 on the raft?
a: Yes
q: is the left one?
a: No
q: the middle one?
a: Yes