intro E|1.-----------------------------------------------------------------------------| B|2.-------------1------------1--------------------------------------------------| G|3.----------------0------------0-----------------------------------------------| D|4.-------0h2-----------------------2-----x3------------------------------------| A|5.--3-----------------3--------------------------------------------------------| E|6.-----------------------------------------------------------------------------| main E|1.--------0----------------0----------------0----------------------------------------| B|2.----------1----------------1----------------1--------------------------------------| G|3.------------0-----------------0----------------0-----------------------------------| D|4.--------------------------------------3-------------3s5s3,0,0--x4------------------| A|5.---3-------------2-----------------------------------------------------------------| E|6.-----------------------------------------------------------------------------------|