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: a person?
a: Yes
q: a player?
a: No
q: Is it on the left side?
a: No
q: in blue?
a: No
q: in white?
a: No
q: in green?
a: Yes