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

Guessing-game dialogue about one of the objects:
q: is it a car?
a: No
q: is it a person?
a: No
q: is it the hose?
a: No
q: is it the fire hydrant?
a: No
q: is it the pole?
a: No
q: is it the stop sign on the far left?
a: No
q: is it a tree?
a: No
q: is it metal?
a: Yes
q: is it near the hydrant?
a: No
q: is it a car or truck?
a: Yes
q: Is it the police car?
a: No
q: is it an emergency vehicle?
a: Yes
q: it it the white truck?
a: No
q: a fire engine?
a: Yes
q: the on in the far back facing front?
a: No
q: the one facing backward?
a: Yes