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

Guessing-game dialogue about one of the objects:
q: is it to the left of the towel?
a: No
q: is it the light switch?
a: No
q: is it close to the sink?
a: No
q: is it the lamp?
a: No
q: is it the doorway?
a: No
q: its definitely to the right of the towel?
a: Yes
q: is it in the door way?
a: No
q: is it between the mirror image of the towel and the towel?
a: No
q: is it part of the bench?
a: No
q: is the towel itself?
a: No
q: is it the towel holder?
a: No
q: is it the wall?
a: No
q: is it the door latch on the doorway?
a: No
q: is it a tile?
a: No
q: is it part of the house?
a: Yes
q: is it the floor?
a: No
q: is it the railing?
a: No
q: its not on the table top?
a: No
q: is it on the floor?
a: Yes
q: is it the carpet?
a: No
q: if you split the picture horizontally in half would it be in the top half?
a: Yes
q: so its definitely not the light switch?
a: No
q: so it is the light switch?
a: No
q: is it within 2cm of the light switch?
a: No
q: is it within 10cm?
a: No
q: is it within 1 meter?
a: Yes
q: is it within half a meter?
a: No
q: is it in the bathroom?
a: No
q: is it in the mirror reflection?
a: Yes
q: is the door knob?
a: No
q: is it the door?
a: No
q: is it near the light in the reflection?
a: Yes