Objects in the image:
category: sports ball
category: person
category: bench
category: person
category: person
category: tennis racket
category: bench
category: person
category: person
category: person
category: bench
category: person
category: tennis racket
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: are they holding a racket?
a: No
q: are they wearing black?
a: No
q: are they wearing white?
a: Yes
q: are they sitting down?
a: Yes
q: are the wearing a hat?
a: No
q: are they wearing a dress?
a: Yes
q: are they on the left of the picture?
a: Yes
q: are they wearing a long dress?
a: Yes
q: does the dress have any other color but white on it?
a: Yes
q: are they wearing a black vest?
a: N/A
q: are they on the front row?
a: Yes
q: are the 1st from the left?
a: No
q: are they 2nd from the left?
a: No
q: are they 3rd from the left?
a: No
q: are they 4th from the left?
a: Yes
q: is the 4th person including the one on the field?
a: No
q: is it including the 2 blacked out sitting down?
a: No
q: is it only counting the ones with dresses on?
a: Yes