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

Guessing-game dialogue about one of the objects:
q: motorcycle ??
a: No
q: person ??
a: No
q: is a vehicle?
a: No
q: stop sign?
a: Yes
q: on the left?
a: Yes