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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a car?
a: No
q: is it a light?
a: No
q: Is it a sign?
a: No
q: is it in the left half of the picture?
a: No
q: is it hanging from the roof?
a: No
q: is it the skateboard?
a: Yes