xintro: e|---------------------------------------------| B|------------------------------8--------------| G|------7-10------10-9-7-7-10-----10-9---------| D|-----------8-10-------------8--------10------| A|---------------------------------------------| E|---------------------------------------------| e|---------------------------------------------| B|---------------------------------------------| G|---------------------------------------------| D|----7-7-1-5-5-5-7-7-7-3----------------------|x2 A|----5-5-3-3-3-3-5-5-5-1-5-5-5-7--------------| E|------------------------3-3-3-5--------------|