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

Guessing-game dialogue about one of the objects:
q: is it in front?
a: No
q: is it person?
a: No
q: is it bus?
a: No
q: is car in black?
a: Yes