Objects in the image:
category: bottle
category: fork
category: bottle
category: person
category: person
category: spoon
category: sandwich
category: fork
category: fork
category: person
category: sandwich
category: bottle

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the person behind the man in the blue shirt?
a: Yes
q: is there only one person there?
a: Yes