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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: a vehicle??
a: No
q: a stop light?
a: Yes
q: The far right one that directs vehicles?
a: No
q: Is it the walker signal light?
a: No
q: the one above red part of truck?
a: No