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

Guessing-game dialogue about one of the objects:
q: it a person?
a: No
q: Skateboard /?
a: Yes
q: right side?
a: No
q: left side ?
a: Yes