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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it food?
a: No
q: is it the tray?
a: No
q: is it the table?
a: No
q: is it on the table?
a: Yes
q: the table in the rear?
a: Yes
q: is it a glass?
a: Yes
q: is it by the girl on the right side of table?
a: Yes