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

Guessing-game dialogue about one of the objects:
q: it is a person?
a: Yes
q: it has white shirt?
a: No
q: it has a board?
a: No
q: it is on the beach?
a: No
q: it has a blue shirt?
a: Yes