Objects in the image:
category: toothbrush
category: sink
category: cup
category: toothbrush
category: toothbrush

Guessing-game dialogue about one of the objects:
q: is it the sink?
a: No
q: is it on the sink?
a: Yes
q: is it the soap (the bottle on the right side of the faucet as you look at it)?
a: No
q: is it the toothbrush cup?
a: No
q: is it the faucet?
a: No
q: Is it the emergency drain in the sink?
a: No
q: is it a toothbrush?
a: Yes
q: is it the toothbrush on the right inside the cup?
a: No
q: is it the second from the right toothbrush?
a: No
q: Is it the dark colored toothbrush that sticks up on the left?
a: Yes