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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is he on the water?
a: No
q: Is he in the foreground?
a: No
q: Is he holding a board?
a: No
q: Is he on the wood platform?
a: Yes