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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Are they playing tennis?
a: No
q: are they playing basketball?
a: Yes
q: Are they wearing white?
a: No
q: are they wearing black?
a: No
q: are they crouching?
a: Yes
q: the guy in orange?
a: Yes