Objects in the image:
category: bowl
category: sink
category: toilet

Guessing-game dialogue about one of the objects:
q: is it a reflection in the mirror?
a: No
q: the garbage can in lower right corner?
a: No
q: the toilet ??
a: No
q: the door??
a: No
q: the mirror itself?
a: No
q: the white napkin thing ...very small part visible...right next to the door?
a: No
q: the flush button?
a: No
q: is it something in the garbage can?
a: No
q: the sink in front of the mirror?
a: No
q: a reflection in the mirror?
a: No
q: the toilet or part of it?
a: No
q: the door?
a: No
q: is that a shelf in the back?
a: N/A
q: something on the shelf?
a: Yes
q: Is it the white bowl?
a: Yes