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

Guessing-game dialogue about one of the objects:
q: is it a object?
a: No
q: is it a person?
a: Yes
q: does he have any red?
a: Yes
q: is he wearing  a cap?
a: Yes