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

Guessing-game dialogue about one of the objects:
q: is it car?
a: No
q: is it traffic light?
a: Yes
q: Does it have a green bottom light?
a: No
q: Is it the one with a yellow (middle) light?
a: No
q: Is it the top red light?
a: No
q: is it black one under bridge?
a: No
q: is it right of van/truck?
a: No
q: is it bottom right?
a: No
q: is it on left side?
a: Yes
q: is it near 'speed cameras' sign?
a: Yes