Semiramide
Plot: In ancient Babylon, SEMIRAMIDE (Anderson) encourages her lover Assur (Ramey) to murder her husband, King Ninus. Her son, Ninius, disappears, believed dead, and Semiramide rules in her own right
James Levine. James Levine was 47 in Semiramide as 'Music'
Gioacchino Rossini. Gioacchino Rossini would have been no older than 76 in Semiramide as 'Original Music Composer'
Voltaire. Voltaire would have been no older than 83 in Semiramide as 'Original Story'