In J.R.R. Tolkien's "The Lord of the Rings", what is the name of the ring that holds the power to rule Middle-earth?

In C.S. Lewis's "The Chronicles of Narnia", what is the name of the evil White Witch who rules Narnia during the Hundred-Year Winter?

In George R.R. Martin's "A Song of Ice and Fire", what is the name of the Seven Kingdoms that are constantly vying for power?

In J.K. Rowling's "Harry Potter" series, what is the name of the school of witchcraft and wizardry that Harry and his friends attend?

In Brandon Sanderson's "The Stormlight Archive", what is the name of the powerful storms that regularly ravage the world of Roshar?

In Patrick Rothfuss's "The Kingkiller Chronicle", what is the name of the legendary assassin who is the protagonist of the story?

In Ursula K. Le Guin's "Earthsea Cycle", what is the name of the powerful wizard who is the protagonist of the series?

In Terry Pratchett's "Discworld" series, what is the name of the wizard who is the protagonist of many of the books?

In Neil Gaiman's "The Sandman" series, what is the name of the powerful being who is the ruler of the Dreaming?

In Robin Hobb's "Realm of the Elderlings" series, what is the name of the young woman who is the protagonist of the "Farseer Trilogy"?

In Brent Weeks's "Night Angel Trilogy", what is the name of the young assassin who is the protagonist of the series?

In Peter V. Brett's "Demon Cycle" series, what is the name of the young woman who is the protagonist of the series?

In Brandon Sanderson's "Mistborn" series, what is the name of the young woman who is the protagonist of the first trilogy?

In Patrick Rothfuss's "The Kingkiller Chronicle", what is the name of the mysterious innkeeper who is the protagonist of the story?

In Ursula K. Le Guin's "Earthsea Cycle", what is the name of the powerful wizard who is the protagonist of the series?