Objects in the image:
category: person
category: person
category: car
category: person
category: traffic light
category: traffic light
category: car
category: person
category: backpack
category: truck
category: traffic light
category: person
category: traffic light
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it vehicle?
a: Yes
q: is it car?
a: Yes
q: one on tow truck?
a: No
q: is it left of tow truck?
a: Yes
q: the silver car little far away?
a: Yes