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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the water?
a: No
q: yellow shirt against the tree?
a: No
q: standing near the yellow surfboard?
a: No
q: are they one of the people on the right side of the photo beneath the tree leaves?
a: Yes
q: wearing white?
a: No
q: wearing a dark shirt?
a: Yes