Nirvana
Been A Son

Verse riff
G|-----------------------------|
D|-----------------------------|
A|5--5-5-3-2-0-5--5-5-5-3-2-0--|
E|-----------------------------|                                     

Chorus riff
G|------------------------------|
D|---5--3-3-3-0-2-0-2-----------|
A|--------------------3-3-2-0---|
E|3---------------------------4-|

It sounds good if you play the verse riff an octave higher for the solo.