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

Guessing-game dialogue about one of the objects:
q: is a car?
a: Yes
q: in the front?
a: No
q: in the right half of image?
a: No
q: in the middle of image?
a: Yes
q: white in color?
a: No
q: the car in the back behind a walking person?
a: Yes