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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: dude with backpack on left edge?
a: No
q: guy at center, arm slightly forward?
a: Yes