Objects in the image:
category: person
category: person
category: backpack
category: pizza
category: person
category: pizza
category: pizza
category: person
category: dining table
category: cell phone
category: pizza
category: person

Guessing-game dialogue about one of the objects:
q: it is someone?
a: Yes
q: who taking photo?
a: No
q: the one on left in grey?
a: No
q: the one beside?
a: No
q: the one in the middle?
a: No
q: the one in red?
a: Yes