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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a vehicle?
a: No
q: is it a building?
a: No
q: is it a sign?
a: No
q: is it grey?
a: No
q: is it green?
a: No
q: is it a traffic light?
a: Yes
q: can I see it is red?
a: No
q: is it facing towards the yellow truck?
a: Yes
q: if you divide the image in two, is it on the right side?
a: Yes