Intro E--------------------77xx777------------| B--7xxx7xxx7x7-------77xx777------------| G--6xxx6xxx6x6-888xx-88xx888------------| D--4xxx4xxx4x4-888xx-99xx999------------| A--4xxx4xxx4x4-666xx-99xx999------------| D--------------------77xx777------------| 2nd part (same) E--------------------77xx777------------| B--7xxx7xxx7x7-------77xx777------------| G--6xxx6xxx6x6-888xx-88xx888------------| D--4xxx4xxx4x4-888xx-99xx999------------| A--4xxx4xxx4x4-666xx-99xx999------------| D--------------------77xx777------------|