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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: is the vehicle in the driving lanes?
a: Yes
q: is the vehicle in the front?
a: Yes
q: is the vehicle near the traffic light?
a: Yes
q: is the vehicle blue?
a: No