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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is the person playing tennis?
a: No
q: is the person a woman?
a: No
q: are they wearing a hat?
a: Yes
q: Is the hat a dark color (black or navy blue)?
a: No
q: is the hat white?
a: Yes
q: is the person facing the tennis match?
a: Yes
q: are they standing in a group of 5 people all wearing white shirts?
a: Yes
q: is it the man in the middle of the group?
a: Yes