One of this composer's works opens with repeated E minor chords, and that unnamed movement ends with those same chords. The second movement of that work features a long trumpet solo while other groups of instruments pass around minor triads and is titled "The Anfortas Wound." One of this composer's works changes repeatedly 
One of this composer's works opens with repeated E minor chords, and that unnamed movement ends with those same chords. The second movement of that work features a long trumpet solo while other groups of instruments pass around minor triads and is titled "The Anfortas Wound." One of this composer's works changes repeatedly between 3/2, 4/2, and 5/2 time and ends after a long trumpet fanfare; that work by this composer of Harmonielehre features a repetitive (*) woodblock beat. This composer also wrote a "foxtrot" in a series of dances which were taken from an opera-in-progress, and he was commissioned to write a work in memory of September 11. For 10 points, name this minimalist composer of On the Transmigration of Souls, Short Ride in a Fast Machine, and The Chairman Dances, which was taken from the early work for his opera, Nixon in China.
One of this composer's works opens with repeated E minor chords, and that unnamed movement ends with those same chords.
John Coolidge Adams