Objects in the image:
category: cell phone
category: traffic light
category: bottle
category: traffic light
category: person
category: bench
category: traffic light
category: backpack
category: bottle
category: person
category: cell phone

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is person wearing it or holding it?
a: No
q: is it a backpack?
a: No
q: bottle ??
a: No
q: Is it the bench?
a: No
q: is it small ??
a: Yes