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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: with yellow jacket?
a: Yes
q: the cop in front?
a: Yes