Egyptian Ma-wal for Clarinet and Piano by Ali Osman. International Opus, 2001, SS, 6 + 4 pages. Sudanese composer Ali Osman Alhaj, professor at Egypt's Cairo Conservatory, has composed this interesting and challenging piece in 10/8 meter based on the Egyptian ma-wal song form. Includes notated cadenza-improvisation sections (taqasim) and several quarter-tones (sikha) commonly found in Arabic music.