Butterfly Effect Solo Piano // Flute in C (doubling alto flute and piccolo), Oboe, Clarinet in Bb (doubling bass clarinet), Bassoon, // Horn in F, Trumpet in Bb, Tenor Trombone // 2 Percussion (suspended cym., tam tam, marimba, vibes, xyl., snare drum, 4 tom toms, claves, bass drum) // Violin I, Violin II, Viola, Violoncello, Contrabass