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

Guessing-game dialogue about one of the objects:
q: bus ??
a: No
q: one of the cars behind the bus?
a: Yes
q: black one just behind the bus?
a: No
q: second one?
a: No
q: third white one?
a: Yes