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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is he/she in the bus?
a: Yes
q: is he in front seat?
a: No
q: Is he just behind the entrance?
a: No
q: behind that 2nd?
a: No
q: in the back seat?
a: No
q: Can we see a light where he/she is sitting?
a: No
q: is he the driver?
a: Yes