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

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: on the bus?
a: Yes
q: the driver?
a: No
q: above him?
a: No
q: Is it the one behind him?
a: Yes