green acres e--------------------------- b--------------------------- g-----------2-2----------1-1 d-----2-4-2--------2-4-2---- a-0-2-----------0-2--------- e--------------------------- e----------------------------------- b----------------------------------- g----------------2-4-2-----------2-2 d-----2-4-2--0-2-------4-2-0-------- a-0-2------------------------2-0---- e-----------------------------------