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

Guessing-game dialogue about one of the objects:
q: Is it a vehicle?
a: No
q: Is it a person?
a: No
q: Is it a traffic light?
a: Yes
q: Is it one of the red traffic lights?
a: Yes
q: Is it the one on left?
a: Yes