Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Context : Natasha, Pierre & The Great Comet of 1812 is a musical adaptation of Leo Tolstoy's War and Peace, described as an electropop opera, with music and libretto by Dave Malloy and directed by Rachel Chavkin.
Answer : War and Peace
Which is the basis of Natasha, Pierre & The Great Comet of 1812?