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

Guessing-game dialogue about one of the objects:
q: is it signal?
a: No
q: is it car?
a: No
q: is it yellow bus?
a: No
q: is it person?
a: Yes
q: in middle of road?
a: Yes