8 notes of clock chord 8 sets of four notes following a very simple pattern slow version of verse (18 notes) bass version of the 8 sets of four notes following a very simple pattern bass thing sped up. this now forms the main bass line for the rest of the song fast version of verse first decrescendo, the bass line here doesn't matter, it's a very very simple four note pattern. at the end of the decrescendo the bass line copies the melody for 8 notes then just plays a descending scale, and it sounds great second verse second decrescendo, the bass line here is the same as it was before but double speed until the final part which is as before back to clock chord bass, broken version of the verse plays in the space between clock notes