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

Guessing-game dialogue about one of the objects:
q: is it the tennis player?
a: No
q: is it a person in the back round?
a: No
q: is it the racquet?
a: Yes