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

Guessing-game dialogue about one of the objects:
q: Is it a car?
a: No
q: Is it a person?
a: No
q: Is it a sign?
a: No
q: Is it a bus?
a: Yes
q: Is it one of the two at the front?
a: No
q: Is it the one behind the man?
a: Yes