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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it vehicle?
a: No
q: is it pole?
a: No
q: is it building?
a: No
q: is it bag?
a: Yes
q: black bag?
a: Yes