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

Guessing-game dialogue about one of the objects:
q: Is it a toilet seat?
a: No
q: is it the sink?
a: No
q: Is it a towel?
a: No
q: green . thing?
a: Yes