Objects in the image:
category: traffic light
category: car
category: car
category: car
category: traffic light
category: traffic light
category: potted plant
category: traffic light
category: car
category: car
category: traffic light
category: bus
category: traffic light
category: bus
category: bus
category: car
category: car
category: car
category: car
category: car

Guessing-game dialogue about one of the objects:
q: is it bus?
a: No
q: is it stoplight?
a: Yes
q: is it the tallest of the group in the center?
a: Yes
q: is it in the group in center?
a: Yes