Objects in the image:
category: person
category: person
category: person
category: person
category: person
category: person
category: tennis racket
category: person
category: person
category: person
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: is it the tennis player?
a: No
q: is it someone in the stands?
a: Yes
q: are they on the right hand side?
a: No
q: are they on the left hand side?
a: Yes
q: are they wearing a hat?
a: Yes
q: is it a white hat?
a: Yes
q: is it the guy in the blue shirt and white hat?
a: Yes