Objects in the image:
category: cake
category: car
category: person
category: person
category: pizza
category: person
category: pizza
category: pizza
category: person
category: cake
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: pizza ??
a: Yes
q: held by the first guy wearing a blue shirt?
a: Yes