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

Guessing-game dialogue about one of the objects:
q: Is it a vehicle or part of a vehicle?
a: No
q: Is it a sign?
a: No
q: Is it the pavement/curb?
a: No
q: Is it in the background?
a: No
q: Is it under the car and the truck?
a: No
q: Is it in the foreground?
a: Yes
q: Is it in the truck?
a: Yes
q: Is it a person?
a: Yes