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

Guessing-game dialogue about one of the objects:
q: is it the sink?
a: No
q: is it the shower?
a: No
q: is it the toilet?
a: No
q: is it the waste basket?
a: No
q: is it the towel?
a: No
q: is it the door handle?
a: No
q: It is the toilet brush?
a: No
q: is it the mirror?
a: No
q: is it the cup holder?
a: N/A
q: is it the sign next to the mirror?
a: No
q: is it in the shower?
a: No
q: is it on the sink?
a: No
q: is it on the wall?
a: Yes
q: is it next to the mirror?
a: Yes