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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: the tennis player?
a: No
q: person on the far right behind racket?
a: No
q: person on right of tennis player in brown?
a: Yes