Schedule C
https://www.musicalartists.org/contracts-and-agreements/schedule-c/making-of-the-representative-for-planet-8-the/

Making of the Representative for Planet 8, The

Composer:
Philip Glass
Original Language:
English
Librettist:
Doris Lessing
Description:
Opera in Three Acts
Notes:

based on the 1982 science fiction novel by Doris Lessing

Time:
the future
Place:
Planet 8
Role Voice Part Classification
Alsi Soprano L
Doeg Baritone L
Johor Bass L
Klin Mezzo-Soprano S
Bratch Contralto S
Pedug Baritone S
Rivalin Soprano B
Marl Bass B
Representatives* Choristers* CB
* The Representatives speak short phrases. The score does not indicate which vocal part should speak any specific line.
 
Minimum Chorus:  24
Divisi:  SATB