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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a net?
a: No
q: is it a chair?
a: No
q: is it a tennis racquet?
a: Yes
q: is it in the left picture?
a: No
q: is it on the side of the net with only one person?
a: No