Objects in the image:
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 the person standing up?
a: No
q: is it the guy on the left side of the picture?
a: No
q: is it the person on the right side on the yellow surf board?
a: Yes