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

Guessing-game dialogue about one of the objects:
q: it is person?
a: No
q: it is surf board?
a: Yes
q: it is yellow color?
a: No
q: it is blue color?
a: Yes