曲谱:{play:A B C D}\nA:\n5dx3x2x1x7dx1xx(7dxx7dxx)5dx.|5dx5dx5dxx5dxx3dxx(5dxx5dxx)5dx.0|\n5dx3x2x1x7dx1xx(7dxx7dxx)5x.|5dx3x5x5x3-|\n5x3x2x.1xx7d0\nB:\n0x5xx7xx|1gx5xx5xx5x5xx5xx5x5xx5xx5xx5xx3xx5xx|5x5xx5xx5x5xx5xx32x3x|\n5x5xx5xx5x5xx5xx37|\nC:\n5dx3x5xx5x2xx0x1xx1xx3xx5x5dxx|5dx3xx3xx1xx1x5xdx33x5x|5dx.1xx(5:1xx7dxx1xx2xx1xx7dxx)5.dx3xx(5:2xx2xx3xx2xx1xx7dxx)|\n5dx.1xx(5:1xx7dxx1xx2xx1xx7dxx)5dx3x3xx5x.|(3:2x1x7dx)5d00|\nD:\n5dx3x2x1x2.5x|3x5dx7dx1x3d.3xx1xx|2357d|1-2-|\n7d---|||