f [tf]-d [rd]-s [ts] - [td] - [tf] g f [rd] s d [ts] - t s d [tf]-f [tf] g h [rd]-d [rd] s d [tf]-f [tf] g h [rd]-d [rd]-f [tf]-d [rd]-s [ts] - [td] - [tf] g f [rd] s d [ts]--- [tf]-d [rd]-s [ts] - [td] - [tf] g f [rd] s d [ts] - t s d [tf]-f [tf] g h [rd]-d [rd] s d [tf]-f [tf] g h [rd]-d [rd]-f [tf]-d [rd]-s [ts] - [td] - [tf] g f [rd] s d [ts]