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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: Is it yellow?
a: No
q: Is it green?
a: No
q: Is it a bike?
a: No
q: is it a car?
a: No
q: Is it on the pole?
a: No
q: Is it a building?
a: No
q: Is it the button on the pole?
a: No
q: Is it the streetlight?
a: No
q: Is it a barricade?
a: No
q: Is it a pole in the back?
a: No
q: Is it small?
a: Yes
q: is it on a person?
a: Yes
q: Is it a backpack?
a: Yes