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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: there are four persons in the boat, is this one who in the sunlight?
a: Yes
q: so, it's one who's in the shadow?
a: No
q: Is it a man in a light top?
a: Yes