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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it a traffic signal?
a: No
q: Is it an item on the?
a: Yes
q: Sorry, is it an item on the stage?
a: Yes
q: The metallic colored... backpack?
a: Yes