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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it round?
a: Yes
q: is it a ball?
a: No
q: is it a racquet?
a: Yes
q: left side of the screen?
a: Yes