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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: is it a window?
a: No
q: is it yellow?
a: No
q: is it a part of vehicle?
a: No
q: Is it green?
a: No
q: is it the asphalt?
a: No
q: is it a wall?
a: No
q: is it a person?
a: Yes