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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: is it the one headed toward the camera?
a: No
q: is it a bus?
a: No
q: is it a blue car?
a: Yes
q: is it the one touching the far right side of the screen?
a: No
q: is it the light blue car in line behind a white van?
a: No
q: is it a dark blue car?
a: No
q: is it a blue car?
a: Yes
q: is it in front of a white van?
a: Yes
q: is it between a dark colored car and a white van?
a: No