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

Guessing-game dialogue about one of the objects:
q: yellow ??
a: No
q: black ??
a: Yes
q: in the right corner?
a: No
q: number 4?
a: Yes