Objects in the image:
category: person
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: Is it in the water?
a: Yes
q: Is it facing away from us?
a: Yes
q: Is it around the front half?
a: Yes
q: Is it on the left of the very front person?
a: Yes
q: So starting from 1 in the front, is it number 3?
a: Yes