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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it board?
a: Yes
q: is it front blue?
a: No
q: i in right?
a: No
q: is n left?
a: No
q: is in middle?
a: Yes
q: is in backmost in middle?
a: Yes