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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it equipment?
a: Yes
q: is it green?
a: No
q: is it in the air?
a: No
q: is a person holding it?
a: No
q: is it in the foreground?
a: Yes
q: is it orange?
a: No
q: is it blue?
a: No
q: is it silver/white?
a: Yes