Main riff
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-7--5--7---4/5-5--4/5----------------------------------------------|
-7--5--7---4/5-5--4/5----------------------------------------------|
-5--3--5---2/3-3--2/3--3/5-5--3/5--3-5-3---------------------------|
-----------------------3/5-5--3/5--3-5-3---------------------------|