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

Guessing-game dialogue about one of the objects:
q: is it sink?
a: No
q: is it a towel?
a: No
q: Is it close to the window?
a: No
q: is it on the sink?
a: Yes
q: is it a cup?
a: No
q: is it a toothbrush?
a: Yes