Objects in the image:
category: person
category: person
category: car
category: car
category: car
category: car
category: car
category: bus
category: car

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: s it bus?
a: No
q: is it car?
a: Yes
q: is it on other side of bus...black one?
a: No
q: is it behind the bus?
a: Yes
q: is it black?
a: Yes