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

Guessing-game dialogue about one of the objects:
q: is it a bus?
a: No
q: is a person?
a: No
q: is it a vehicle?
a: Yes
q: is it one of the two white minivans?
a: Yes
q: is the one right behind the bus?
a: Yes