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

Guessing-game dialogue about one of the objects:
q: is it truck?
a: Yes
q: is it the white one ..closest to us?
a: No
q: is it the white one at the back?
a: No
q: is it green?
a: No
q: is it blue?
a: Yes