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

Guessing-game dialogue about one of the objects:
q: is a person?
a: Yes
q: is in middle?
a: No
q: is on right?
a: No