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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: is it a building?
a: No
q: is it a streetlight?
a: No
q: is it a tree?
a: No
q: is it  a fence?
a: No
q: is it inside the bus?
a: Yes
q: is it one of the chairs?
a: No
q: is it  a passenger?
a: Yes
q: is it just a black silhouette?
a: Yes
q: in the window which is left from streetlight?
a: Yes
q: there are two silhouettes?
a: No