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

Guessing-game dialogue about one of the objects:
q: is it a sign?
a: No
q: is it a light?
a: Yes
q: is it red?
a: No
q: is it white?
a: No
q: is it the back side of the light?
a: Yes
q: the traffic light?
a: Yes