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

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