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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a horse?
a: No
q: is it a boat?
a: Yes
q: is the boat the one boat in front of the rest?
a: No
q: Does the boat have a mast?
a: No
q: is the boat to the right of the boat in front of the rest?
a: No
q: is the boat to the left of the boat in front of the rest?
a: No
q: is it directly behind?
a: Yes