Somewhere West Side Story No sheet music files available for this piece. Composer: Arr. Luís Cardoso Parts: 2Percussion, 2Trumpet, Alto Saxophone, Contrabass, Guitar, Trombone, Viola Difficulty: Medium-Advanced Genre: Arrangement, Chamber Music, Contemporary Classical, Ensemble Duration: Year of composition/arrangement: 1997 Availability: No sheet music files available for this piece.