Objects in the image:
category: surfboard
category: surfboard
category: person
category: person
category: surfboard
category: person
category: person
category: surfboard
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: wearing red?
a: Yes
q: the 4th from the left standing alone?
a: Yes