Objects in the image:
category: person
category: person
category: person
category: sports ball
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the referee?
a: No
q: is he wearing all white?
a: No
q: is he wearing green and white?
a: Yes
q: is he standing to the right on the picture?
a: Yes