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

Guessing-game dialogue about one of the objects:
q: Is It a person?
a: Yes
q: Is he wears white?
a: Yes
q: Is he wears hat?
a: No
q: Is in front holding bat?
a: No
q: Is he in first from left in last row?
a: No
q: Is he wears brown coat?
a: No
q: Is he smoking?
a: No
q: Is he in last row?
a: Yes
q: Is he above white cap?
a: No
q: Is he above black cap?
a: No
q: Is he in middle?
a: No
q: Is he wears tie?
a: No
q: Is he the fourth from the left in the last row?
a: Yes
q: Are you sure he is above the white hat?
a: Yes