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

Guessing-game dialogue about one of the objects:
q: it is board?
a: Yes
q: a blue one?
a: Yes
q: one of the two in front of us?
a: No
q: Is it the left one behind the men?
a: No