Objects in the image:
category: bus
category: traffic light
category: stop sign
category: car
category: car
category: car
category: traffic light
category: bus

Guessing-game dialogue about one of the objects:
q: is it the bus?
a: No
q: is it a car?
a: No
q: is it a street sign?
a: No
q: is it a light?
a: Yes
q: is it a street light?
a: Yes
q: is it one of the two lights in the top left corner?
a: No
q: is it a traffic light?
a: Yes
q: is it the traffic light on the left side of the bus?
a: No
q: is it the traffic light on the far right in the picture?
a: Yes