Tuning : Drop - D (DADGBE)

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-(b9)-7--5--3------8--6--4--1---------7--5--3-----7--5--3--0------------
-(b9)-7--5--3------8--6--4--1---------7--5--3-----7--5--3--0------------
-(b9)-7--5--3------8--6--4--1---------7--5--3-----7--5--3--0------------