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

Guessing-game dialogue about one of the objects:
q: is it in left?
a: Yes
q: i it car?
a: No
q: is it person?
a: Yes
q: is the one in front in black?
a: No
q: is in car?
a: No
q: is the person in backmost turning back?
a: Yes