Objects in the image:
category: toothbrush
category: toothbrush
category: sink
category: person
category: person
category: sink

Guessing-game dialogue about one of the objects:
q: Is it the person?
a: No
q: Is it anything in the mirror's reflection?
a: No
q: Is it the toothbrush?
a: No
q: Is it the sink?
a: Yes
q: The whole sink?
a: No
q: Is it the white part of the sink?
a: N/A
q: Is it the inside part of the sink (that would hold the water)?
a: Yes
q: All of that part?
a: Yes