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

Guessing-game dialogue about one of the objects:
q: is it a sign?
a: No
q: is it a light?
a: No
q: is it a pole?
a: No
q: is it a vehicle?
a: No
q: it is a sign?
a: No
q: a traffic light?
a: Yes
q: on left?
a: No
q: a red one?
a: No
q: a yellow one?
a: Yes