Objects in the image:
category: person
category: person
category: person
category: person
category: pizza
category: person
category: knife
category: person
category: pizza

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it food?
a: Yes
q: is it pizza?
a: Yes
q: the one one left?
a: No
q: the one on right in the middle?
a: Yes