Objects in the image:
category: person
category: traffic light
category: bicycle
category: person
category: traffic light
category: person
category: truck
category: person
category: traffic light

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a sign?
a: No
q: is it in the background?
a: Yes
q: is it part of the house?
a: No
q: is it the van?
a: No
q: is it a pole?
a: No
q: is it a street light?
a: Yes