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

Guessing-game dialogue about one of the objects:
q: Is it on the wall?
a: No
q: Is it the toilet?
a: No
q: Is it the bench?
a: No
q: IS it on the floor?
a: No
q: Is it a light?
a: No
q: Can you see through it?
a: No
q: IS it a container?
a: No
q: Is it the floor?
a: No
q: IS it the sink?
a: Yes
q: Where the water comes out?
a: Yes