Objects in the image:
category: person
category: sandwich
category: dining table
category: sandwich
category: knife
category: spoon
category: fork
category: bowl
category: bowl
category: fork

Guessing-game dialogue about one of the objects:
q: is it on the front tray?
a: No
q: the back tray?
a: No
q: is it a person?
a: Yes