For 10 points, identify this Hungarian composer of the Music for Strings, Percussion, and Celesta, Concerto for Orchestra, and the opera Duke Bluebeard's Castle.
An early work of this composer is notable for its jagged "Geyer" motif, while one orchestral work includes a piece that opens with a chromatic, twelve-entry fugue, and his Fourth And Fifth String Quartets exhibit his trademark contrapuntal arch form. This man used a carol about a man and his nine sons hunting as the basis for his Cantata Profana, and his only opera is a sparse production featuring Judith and the titular nobleman within a seven-doored abode. For 10 points, identify this Hungarian composer of the Music for Strings, Percussion, and Celesta, Concerto for Orchestra, and the opera Duke Bluebeard's Castle.
An early work of this composer is notable for its jagged "Geyer" motif, while one orchestral work includes a piece that opens with a chromatic, twelve-entry fugue, and his Fourth And Fifth String Quartets exhibit his trademark contrapuntal arch form.
Bela {Bartok}