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

Guessing-game dialogue about one of the objects:
q: is a traffic light?
a: No
q: a person ??
a: Yes
q: on the ground?
a: Yes
q: blue jacket??
a: Yes