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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they in red?
a: No
q: are they to the left of the girl out of the water wearing red?
a: No
q: to the right?
a: Yes
q: is it a person in the group?
a: No
q: is it the guy all the way to the right?
a: No
q: can you see there entire body?
a: No
q: can you only see their head?
a: No
q: is it a girl?
a: No
q: are they wear blue?
a: No