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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a car?
a: Yes
q: is it white?
a: No
q: the white one on left side... the grey/silver right behind it... that one?
a: No
q: right above skaters head... that car?
a: Yes