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

Guessing-game dialogue about one of the objects:
q: Is it the red fire hydrant?
a: No
q: is it a tree?
a: No
q: is it a person?
a: No
q: Is it the small red spot in the back?
a: No
q: is it a car behind the tree?
a: Yes
q: the white truck?
a: No
q: the car on the left of it?
a: No