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

Guessing-game dialogue about one of the objects:
q: Is it human?
a: Yes
q: Is it holding a racquet?
a: Yes
q: Is it wearing a cap?
a: No
q: Is it bald?
a: No
q: Is it wearing gray shorts?
a: Yes
q: Is its racquet partly red?
a: Yes