Objects in the image:
category: person
category: bus
category: person
category: backpack
category: person
category: person
category: backpack
category: person
category: car
category: handbag
category: suitcase

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 piece of luggage?
a: No
q: is it part of the bus?
a: No
q: is it on this side of the bus?
a: No
q: is it a tree?
a: No
q: is it behind the bus?
a: Yes
q: is it that car?
a: Yes