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

Guessing-game dialogue about one of the objects:
q: is it in front?
a: No
q: is it person?
a: No
q: is it boat?
a: Yes
q: is it green?
a: Yes
q: is 2nd from front?
a: Yes