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

Guessing-game dialogue about one of the objects:
q: Is it yellow?
a: Yes
q: Is it wearable?
a: No
q: Is it a sign?
a: No
q: Is it big?
a: Yes
q: Is it in the background?
a: Yes