Objects in the image:
category: person
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 person?
a: Yes
q: one of the two players?
a: No
q: in the first row?
a: No
q: on the right?
a: No
q: in the middle?
a: No
q: on the left?
a: Yes
q: wearing white hat?
a: No
q: wearing yellow?
a: No
q: wearing purple?
a: No
q: wearing blue?
a: Yes
q: just behind the head of the player?
a: Yes