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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they behind the wave?
a: Yes
q: are they the person behind the wave all the way on the right?
a: No
q: are they one of the 2 people behind the wave to the left of that person?
a: Yes
q: is it the one on the left?
a: Yes