Here's how I play the lead riff. It may not be exact, but it's very close.
e------------------------------------------------------------------------
b-------5-----5---6p5---5------------------------------------------------
g----6h7---5h7--------7---7p5--------------------------------------------
d------------------------------7~-----5p3--5s7-5p3---5s7-5p3-------------
a-------------------------------------------------------------5-3-5~-----
E------------------------------------------------------------------------
e------------------------------------------------------------------------
b-------5-----5---6p5---5------------------------------------------------
g----6h7---5h7--------7---7p5--------------------------------------------
d------------------------------7~-----5p3p0--5b7r5p0--3s5~~~-------------
a------------------------------------------------------------------------
E------------------------------------------------------------------------
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