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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the bus?
a: Yes
q: are they the driver?
a: No
q: are they on the bus in front?
a: Yes
q: are they in the the middle?
a: Yes