KEYSTONE/ MICHAEL BUHOLZER Blackbird Blackberry, by Georgian director Elene Naveriani, portrays Ethéro, a single 48-year-old woman living in a small traditional Georgian village. The movie also won awards for best screenplay and best editing. More More Switzerland in Cannes: stories of sex and social exclusion This film portrays a young Swiss wrestling champion who is lured by his brother into a series of clandestine fight