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

Guessing-game dialogue about one of the objects:
q: Is it on the left side of the photo?
a: Yes
q: It is white?
a: Yes
q: Is it the toilet?
a: No
q: Is it the toilet paper roll?
a: No
q: Is it the top of the sink?
a: Yes