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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a car?
a: Yes
q: is it on the left side of the fence as you look at the picture?
a: Yes
q: is it the red car?
a: No
q: is it the dark colored car to its left?
a: Yes