. . "1954Z"^^ . "solo_singer" . "1954-06-19Z"^^ . . . "American blues rock guitarist and singer" . . "Bobby Mack"@en . . "Mack, Bobby"@en . . "Bobby Mack (born June 19, 1954, Fort Worth, Texas, United States) is an American blues rock guitarist and singer based in Austin, Texas."@en . . . . . . .