Objects in the image:
category: car
category: stop sign
category: car
category: stop sign
category: car
category: car
category: bus

Guessing-game dialogue about one of the objects:
q: is it a car?
a: No
q: is it a bus?
a: No
q: is it a tree?
a: No
q: a sign?
a: Yes
q: the stop sign?
a: Yes