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

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: on blue boat?
a: No
q: on gray boat?
a: Yes
q: wearing yellow?
a: No
q: wearing black shirt?
a: Yes
q: wearing a hat?
a: No
q: in in the front?
a: No