6. What book has this opening?
"Once there were four children whose names were Peter, Susan, Edmund, and Lucy."
From Quiz 1st Lines in Children's and Young Adult Literature
Answer:
The Lion, the Witch, and the Wardrobe
"The Lion, the Witch, and the Wardrobe" was written by C. S. Lewis in 1950. It is the first book in a series called "The Chronicles of Narnia", which consists of seven novels. Clive Staples Lewis was born in Belfast, Ireland and studied in England. In England, Clive converted to Christianity, which can be seen in many of his stories.
"The Lion, the Witch, and the Wardrobe" is about four siblings who pass through a magical wardrobe into the land of Narnia where an evil witch and a heroic lion are at odds.