Objects in the image:
category: truck
category: truck
category: car
category: truck
category: fire hydrant
category: truck

Guessing-game dialogue about one of the objects:
q: is it the hydrant?
a: No
q: is it a truck?
a: Yes
q: grey on left?
a: Yes
q: Is it the closest one which we can see most of?
a: Yes