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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person on the tennis court?
a: No
q: is the person watching the match?
a: Yes
q: is it one of the three people on right top side?
a: No
q: is it one of the four people on right top side?
a: No