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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a vehicle?
a: Yes
q: is it the white bus?
a: No
q: is it the car ahead of the bus on the road with brake lights glowing?
a: No
q: is it the blue van?
a: Yes