Objects in the image:
category: tennis racket
category: person
category: person
category: person
category: person
category: tennis racket
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a player?
a: Yes
q: are they wearing a blue jersey?
a: Yes