Objects in the image:
category: truck
category: car
category: stop sign
category: truck
category: truck
category: car
category: car
category: truck
category: truck
category: car

Guessing-game dialogue about one of the objects:
q: is it car?
a: No
q: is it stop board?
a: No
q: is it vehicle?
a: Yes
q: bigger than car?
a: Yes
q: in the left bottom of the picture?
a: Yes