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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: the one in the air?
a: No
q: Is it the blonde woman in the #4 jersey?
a: No
q: the man in black standing in background?
a: No
q: sitting at table?
a: No
q: the one going to hit ball on right side of net?
a: Yes