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

Guessing-game dialogue about one of the objects:
q: person ??
a: No
q: truck ??
a: No
q: car ??
a: No
q: traffic light?
a: No
q: sign board ?
a: Yes
q: the blue one near the three light traffic signal?
a: No
q: the stop sign man is holding?
a: Yes