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

Guessing-game dialogue about one of the objects:
q: person ..?
a: No
q: surfing board?
a: Yes
q: yellow one?
a: No
q: 1st one from left?
a: Yes