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

Guessing-game dialogue about one of the objects:
q: is a stoplight?
a: No
q: is a sign?
a: No
q: is a vehicle?
a: Yes
q: on right side of left road?
a: Yes
q: the black one nearest us?
a: No
q: the white on directly in front of it?
a: Yes