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: tennis racket

Guessing-game dialogue about one of the objects:
q: person in the crowd?
a: Yes
q: standing ??
a: Yes
q: the first guy on the right behind the racket?
a: No
q: 2nd guy...grey shirt hardly visible?
a: No
q: 3rd guy back of players head?
a: No
q: 4th guy with white shirt?
a: No
q: left edge?
a: No
q: suit ??
a: No
q: i really can't see?
a: No