Objects in the image:
category: truck
category: person
category: bus
category: car
category: dog
category: car
category: person
category: handbag
category: car
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it vehicle?
a: Yes
q: on right side of screen?
a: No
q: the white bus facing left?
a: Yes