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

Guessing-game dialogue about one of the objects:
q: is it yellow?
a: No
q: is it white?
a: No
q: does it require electricity?
a: Yes
q: is it used for crossing the street?
a: Yes