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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it bus?
a: No
q: is it car?
a: Yes
q: is car right of bus?
a: Yes