. . . "Electronic Music"@en . . "2004"^^ . . "Acid Rap"@en . "Designer"@en . . "Efrain Vargas-Martinez"@en . "[[]]"@en . . "DJ"@en . . "[[ ]]"@en . "Efrain Vargas"@en . . . "1989-03-10"^^ . "Efrain Vargas is an American music producer and designer from Massachusetts. Focusing on mostly music production, Efrain"@en . . "Efrain Vargas-Martinez (deleted 02 Apr 2008 at 12:44)"@en . . "Trance"@en . . . "Efrain Vargas is an American music producer and designer from Massachusetts. Focusing on mostly music production, Efrain"@en . . .