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

Guessing-game dialogue about one of the objects:
q: is the object a person?
a: No
q: is it an article of clothing?
a: No
q: is it a piece of sports equipment?
a: Yes
q: is it a tennis racquet?
a: Yes
q: is it being held by the person in red?
a: No
q: is it being held by the person in blue?
a: Yes
q: is it the whole racquet?
a: Yes