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

Guessing-game dialogue about one of the objects:
q: is it a bus?
a: N/A
q: is it a car?
a: No
q: is it a fence?
a: No
q: is it a sign?
a: No
q: is it green?
a: No
q: is it a post?
a: No
q: is it something on the bus?
a: Yes
q: is it on the bus?
a: Yes
q: is it writing?
a: No