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

Guessing-game dialogue about one of the objects:
q: is it the bus?
a: No
q: is it a car?
a: Yes
q: is it black?
a: Yes
q: is it the one next to the bus?
a: No
q: is it the one in the back to the right of the sign?
a: Yes