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

Guessing-game dialogue about one of the objects:
q: is this a person?
a: No
q: is this a tennis ball?
a: No
q: is this a tennis net?
a: No
q: is it something that the player is wearing?
a: No
q: is it something that the player is holding in his hand?
a: Yes