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

Guessing-game dialogue about one of the objects:
q: is it one of the boats?
a: No
q: is it a person on a boat?
a: Yes
q: the one on the front boat?
a: Yes
q: the one inside the front boat?
a: Yes
q: the one inside the cabin of the front boat?
a: Yes