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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the bus?
a: No
q: is it a vehicle?
a: No
q: is it a building?
a: No
q: is it on the building?
a: No
q: is it on the bus?
a: No
q: is it a street light?
a: No
q: is it a tree?
a: No
q: is it a bike?
a: Yes
q: is it the bike on the left?
a: Yes
q: is it the bike on the left?
a: Yes