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

Guessing-game dialogue about one of the objects:
q: is tat a ball?
a: Yes
q: of the three ball?
a: Yes
q: visible is full of that ball?
a: No
q: front one than?
a: No
q: back one of that?
a: Yes