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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: is it a traffic light?
a: Yes
q: is it the far left one?
a: No
q: is it the one on the right?
a: No
q: is it the don't walk sign?
a: No
q: is the the railway crossing light?
a: Yes