Intro: e-----------------------------------------------------| b--------------3-2------------3-2---------------------| g---2--------------2--------------2------------2------| d---------0-2-------------0-2------------0------------| a-------4---------------4--------------4---4-0--------| E-----------------------------------------------------| e---5--------0-10-9-5-----0-10-9-5--------------5-5/17-17\15---------| b--------2-3----------2-3------------2-3-2---------------------------| g------------------------------------------2-2-----------------------| d--------------------------------------------------------------------| a--------------------------------------------------------------------| E--------------------------------------------------------------------|