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

Guessing-game dialogue about one of the objects:
q: is it a bus or car?
a: No
q: a person?
a: Yes
q: one person in the bus?
a: No
q: is it just one person?
a: Yes
q: in or on the bus?
a: No
q: in a car?
a: Yes
q: in the grey car, bottom left?
a: Yes
q: the driver?
a: No
q: the head just to the left of the bus?
a: Yes