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

Guessing-game dialogue about one of the objects:
q: food ...?
a: No
q: person ...?
a: No
q: round knife?
a: N/A
q: the pizza knife he holds?
a: N/A
q: a part of this knife?
a: Yes
q: Is it the handle?
a: Yes