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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it a racket?
a: Yes
q: Is the person holding it facing the camera?
a: No
q: Is it the person serving?
a: Yes