Which was written first, Boris Godunov or La vida breve?
Boris Godunov (opera): Boris Godunov (Russian: Борис Годунов , "Borís Godunóv") is an opera by Modest Mussorgsky (1839–1881). La vida breve:  It was written between August 1904 and March 1905, but not produced until 1913.
i don't know