Objects in the image:
category: person
category: person
category: person
category: person
category: bench
category: person
category: tennis racket
category: person
category: person
category: person
category: person
category: bench
category: person
category: person
category: person
category: bench
category: person
category: sports ball

Guessing-game dialogue about one of the objects:
q: a player?
a: No
q: a racket?
a: Yes