[Alternative 1] e|---------------------------------------------------| B|---------------------------------------------------| G|-21-21-18-18-16-16-14-14-16-16-18-18-13-13-14-14---| D|---------------------------------------------------| A|---------------------------------------------------| E|---------------------------------------------------| [Alternative 2] e|---------------------------------------------------| B|-17-17---------------------------------------------| G|-------18-18-16-16-14-14-16-16-18-18-13-13-14-14---| D|---------------------------------------------------| A|---------------------------------------------------| E|---------------------------------------------------|