Objects in the image:
category: person
category: person
category: dining table
category: chair
category: person
category: cup
category: person
category: knife
category: dining table
category: fork
category: dining table
category: chair
category: cup
category: pizza
category: person
category: chair
category: person
category: chair
category: cup

Guessing-game dialogue about one of the objects:
q: pizza ??
a: No
q: person ??
a: No
q: cup / glass?
a: Yes
q: the one on the front table closer to us?
a: N/A
q: right most in the back?
a: Yes
q: you mean the cup is on the front table right at the back near to the person in green?
a: Yes