"1998Z"^^ . "1908Z"^^ . "Nelson, Sonny Boy"@en . "Powell, Eugene"@en . . "American blues musician" . "1998-11-04Z"^^ . "1908-12-23Z"^^ . "Sonny Boy Nelson (December 23, 1908 \u2013 November 4, 1998) was an American blues musician."@en . . "Sonny Boy Nelson"@en . "solo_singer" .