Objects in the image:
category: couch
category: chair
category: chair
category: person
category: chair
category: cup
category: person
category: dining table
category: laptop
category: person
category: sandwich
category: chair
category: sandwich
category: dining table
category: dining table
category: knife

Guessing-game dialogue about one of the objects:
q: it is someone?
a: No
q: it is food?
a: No
q: a cup?
a: No
q: a knife?
a: Yes