Objects in the image:
category: dining table
category: knife
category: sandwich

Guessing-game dialogue about one of the objects:
q: is the object bread?
a: No
q: is the object food?
a: No
q: is the object a knife?
a: No
q: is the object green?
a: No
q: is the object blue?
a: No
q: is the object a word?
a: No