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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a boat?
a: Yes
q: white one in front?
a: No
q: re one in front?
a: No
q: green boat on the back?
a: No
q: white on the middle back?
a: No
q: right most one?
a: No
q: left most one?
a: Yes
q: that big one?
a: Yes