Objects in the image:
category: traffic light
category: car
category: traffic light
category: person
category: backpack
category: person
category: bus
category: car
category: person
category: person
category: person
category: car
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: No
q: is it a tree?
a: No
q: is it a building?
a: No
q: is it a person?
a: No
q: is it a vehicle?
a: No
q: is it a pole?
a: No
q: is it on a pole?
a: N/A
q: is it the street?
a: No
q: Is it a building?
a: No
q: is it a sidewalk?
a: No
q: is it  a sign?
a: No
q: is it a traffic light?
a: Yes
q: above the bus?
a: Yes