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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it with a person?
a: Yes
q: is it on the left?
a: No
q: is it on the right?
a: Yes
q: is it in the bottom half?
a: Yes
q: is it with first person from right?
a: Yes