"Biermann, Wolf"@en . "Wolf Biermann"@en . "1960Z"^^ . . "singer-songwriter, poet, anddissident" . . "1936Z"^^ . "Karl Wolf Biermann"@en . . "Karl Wolf Biermann (born 15 November 1936) is a German singer-songwriter and former East German dissident. He is perhaps best known for the 1968 song \"Ermutigung\" and his expatriation from East Germany in 1976."@en . "1936-11-15Z"^^ . . . "solo_singer" . "Biermann, Karl Wolf"@en .