Black Sabbath's Iron Man tab

This is really played in B minor using power chords.  Tony Iommi plays them all on the lowest
two strings, starting at the 7th fret.  But here are two beginners versions of the riff.


[Version 1] (In E minor, single notes all on low E string)

e|-------------------------|---------------------------|
B|-------------------------|---------------------------|
G|-------------------------|---------------------------|
D|-------------------------|---------------------------|
A|-------------------------|---------------------------|
E|-0-----3-----3--5--5-----|-8-7-8-7-8--3--3--5--5-----|


{Version 2] (In B minor, single notes)

e|-------------------------|---------------------------|
B|-------------------------|---------------------------|
G|-------------------------|---------------------------|
D|-------0-----0--2--2-----|-5-4-5-4-5--0--0--2--2-----|
A|-2-----------------------|---------------------------|
E|-------------------------|---------------------------|