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

Guessing-game dialogue about one of the objects:
q: is it a boat?
a: No
q: is it a building?
a: No
q: a life preserver?
a: No
q: a red ball?
a: No
q: is it  a person?
a: Yes
q: on a boat?
a: No
q: on the left side?
a: Yes
q: i see four people from the left edge to the boat is it one of them?
a: Yes
q: is it the first one?
a: No
q: the second one?
a: No
q: the third one?
a: Yes