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

Guessing-game dialogue about one of the objects:
q: is it a living thing?
a: Yes
q: is it one of the tennis players?
a: Yes
q: is it an object wore or carried by the tennis player?
a: No
q: is it the tennis player on the left?
a: No
q: is it the tennis player on the right?
a: Yes