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

Guessing-game dialogue about one of the objects:
q: is it a sign?
a: No
q: is it green?
a: No
q: is it a lamp post?
a: No
q: is it yellow?
a: Yes
q: is it a fire hydrant?
a: Yes