Objects in the image:
category: knife
category: sandwich
category: cup
category: sandwich
category: knife
category: fork

Guessing-game dialogue about one of the objects:
q: is it food?
a: Yes
q: part of a sandwich?
a: Yes
q: the half that is part eaten?
a: No
q: the half that is whole?
a: Yes
q: all of it?
a: Yes