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

Guessing-game dialogue about one of the objects:
q: is it the toilet?
a: No
q: is it the tub?
a: No
q: is it on the tub?
a: No
q: is it the sink?
a: No
q: is it on the sink?
a: Yes
q: is it green?
a: Yes