Objects in the image:
category: sports ball
category: sports ball
category: surfboard
category: person
category: sports ball
category: person
category: boat
category: sports ball
category: person
category: surfboard
category: person

Guessing-game dialogue about one of the objects:
q: Is this a human?
a: No
q: Is this a ball?
a: No
q: Does this have a sail?
a: Yes