Objects in the image:
category: knife
category: person
category: sandwich
category: chair

Guessing-game dialogue about one of the objects:
q: is it green?
a: No
q: is it food?
a: No
q: is it on a person?
a: No
q: Is it another color other than white?
a: Yes
q: is it metal?
a: No
q: Is it brown?
a: Yes