Objects in the image:
category: bench
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: Is the person holding a racket?
a: No
q: Is he wearing a white cap?
a: No
q: Are their shoes visible?
a: No
q: Is he wearing a white shirt?
a: No
q: Is he wearing a red shirt?
a: Yes