Input (grade 13): Howard Duane Allman (November 20, 1946 â "October 29, 1971) was an American guitarist, respected session musician and the primary co-founder of the southern rock group The Allman Brothers Band.
Output (grade 12): Duane Allman (November 20, 1946 â "October 29, 1971) was an American musician and lead guitarist of the southern rock group, the Allman Brothers Band.