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

Guessing-game dialogue about one of the objects:
q: sink ??
a: No
q: toilet ??
a: No
q: something on the wall?
a: No
q: tooth brush?
a: Yes
q: blue one?
a: No
q: red one?
a: Yes