[Instrumental] [Intro] [felted piano enters with arpeggiated eighth-note pattern in the right hand] [Section A] [low-register bass notes enter on the downbeat of each measure] [repetitive melodic cycle in the mid-to-high register] [Section B] [subtle variation in the arpeggio pattern, shifting to higher inversions] [sustained pedal resonance throughout] [Outro] [bass notes drop out] [right-hand pattern slows slightly and fades out]