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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it a tennis player?
a: No
q: is it a person in the background?
a: Yes
q: is the person to the right of the player?
a: Yes
q: is the person wearing blue?
a: No