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

Guessing-game dialogue about one of the objects:
q: is it  a person?
a: Yes
q: is the person on the ship?
a: No
q: is water behind the person?
a: Yes
q: is it the leftmost person, with the white top?
a: No
q: is it the rightmost person, with red top?
a: Yes