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

Guessing-game dialogue about one of the objects:
q: is it a light?
a: Yes
q: in the three?
a: No
q: is it traffic light?
a: Yes
q: in the left side of the picture?
a: No
q: in the three only one?
a: No
q: all of it?
a: Yes