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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: is it parked on the side of the street?
a: Yes
q: is it black?
a: No
q: is it in the middle of the 3 cars?
a: Yes