1. Maeterlinck finally saw the opera in 1920, two years after Debussy's death.

2. The poet and playwright Maurice Maeterlinck won the Nobel Prize in literature in 1911.

3. The works in this cycle fully manifest Wojtkiewicz's original poetic inspired by French Parnasism, English aestheticism, as well as the dramas of Maurice Maeterlinck and Oscar Wilde.

4. Modern Belgians writers include the Nobel Prize-winning dramatist Maurice Maeterlinck (1862–1949), and the popular detective novelist Georges Simenon (1903–89), who was born in Liège