"V2 Schneider" and "Sons of the Silent Age" are movements in one symphony by this man, while "The Corn", "The Hikuri" and "The Blue Deer" movements make up another symphony.  
He adapted a J.M. Coatzee novel for his opera Waiting for the Barbarians, while he also used a Kafka story as the libretto for a chamber opera in his work In the Penal Colony.  "V2 Schneider" and "Sons of the Silent Age" are movements in one symphony by this man, while "The Corn", "The Hikuri" and "The Blue Deer" movements make up another symphony.  This composer of symphonies entitled Heroes and Toltec wrote a chamber opera about a character named "M" called 1000 Airplanes on the Roof and wrote a more well known opera which contains scenes entitled "Night Train" and "Spaceship" and a notable "Bed" aria.  For 10 points—name this composer of Einstein on the Beach.
He adapted a J.M. Coatzee novel for his opera Waiting for the Barbarians, while he also used a Kafka story as the libretto for a chamber opera in his work In the Penal Colony.  
Phillip {Glass}