Question: Which was written first, Boris Godunov or La vida breve?

<P0-S0> Boris Godunov (Russian: Борис Годунов , "Borís Godunóv") is an opera by Modest Mussorgsky (1839–1881). <P0-S1>  The work was composed between 1868 and 1873 in Saint Petersburg, Russia. <P0-S2>  It is Mussorgsky's only completed opera and is considered his masterpiece. <P0-S3>  Its subjects are the Russian ruler Boris Godunov, who reigned as Tsar (1598 to 1605) during the Time of Troubles, and his nemesis, the False Dmitriy (reigned 1605 to 1606). <P0-S4>  The Russian-language libretto was written by the composer, and is based on the drama "Boris Godunov" by Aleksandr Pushkin, and, in the Revised Version of 1872, on Nikolay Karamzin's "History of the Russian State". <SEP> <P1-S0> Loretta Di Franco is an American operatic soprano who is chiefly known for her more than 900 performances at the Metropolitan Opera from 1961-1995. <P1-S1>  Originally a member of the Met's opera chorus, she eventually was promoted to singing small comprimario roles beginning with one of the pages in Wagner's "Tannhäuser" and the peasant girl in "The Marriage of Figaro" in 1961. <P1-S2>  She went on to win the Metropolitan Opera National Council Auditions in 1965 which led to her first substantial role, Chloe in "The Queen of Spades". <P1-S3>  She continued to appear annually at the Met for the next 30 years, performing both leading and supporting roles. <P1-S4>  Some of the parts she performed at the Met included Annina in "La traviata", both the Aunt and Barena in Janáček's "Jenůfa", Barbarina and Marcellina in "The Marriage of Figaro", Berta in "The Barber of Seville", Countess Ceprano in "Rigoletto", the Dew Fairy and the Sandman in "Hansel and Gretel", Feklusa in "Káťa Kabanová", the First Lady in "The Magic Flute", the Flower Seller in Britten's "Death in Venice", Frasquita in "Carmen", Gerhilde in "Die Walküre", Giannetta in "L'elisir d'amore", Helen in "Mourning Becomes Electra", Ines in "Il trovatore", Jouvenot in "Adriana Lecouvreur", Kate Pinkerton in "Madama Butterfly", Laura in "Luisa Miller", Lauretta in "Gianni Schichi", Lisa in "La sonnambula", Marianne in "Der Rosenkavalier", Marthe in "Faust", Musetta in "La bohème", Oscar in "Un ballo in maschera", Samaritana in "Francesca da Rimini", Woglinde in both "Das Rheingold" and "Götterdämmerung", Xenia in "Boris Godunov", Zerlina in "Don Giovanni", and title role in "Lucia di Lammermoor". <P1-S5>  In 1991 she created the role of the Woman with Child in the world premiere of John Corigliano's "The Ghosts of Versailles". <SEP> <P2-S0> La vida breve (Spanish "Life is Short" or "The Brief Life") is an opera in two acts and four scenes by Manuel de Falla to an original Spanish libretto by Carlos Fernández-Shaw. <P2-S1>  Local (Andalusian) dialect is used. <P2-S2>  It was written between August 1904 and March 1905, but not produced until 1913. <P2-S3>  The first performance was given (in a French translation by Paul Millet) at the Casino Municipal in Nice on 1 April 1913. <P2-S4>  Paris and Madrid performances followed, later in 1913 and in 1914 respectively. <P2-S5>  Claude Debussy played a major role in influencing Falla to transform it from the number opera it was at its Nice premiere to an opera with a more continuous musical texture and more mature orchestration. <P2-S6>  This revision was first heard at the Paris premiere at the Opéra-Comique in December 1913, and is the standard version. <SEP> <P3-S0> "Viva la Vida" ( ; ] ) is a song by the British rock band Coldplay. <P3-S1>  It was written by all members of the band for their fourth album, "Viva la Vida or Death and All His Friends" (2008), and was released as the second single from the album. <P3-S2>  On the album, this song segues directly into the next track, "Violet Hill". <P3-S3>  "Viva la Vida" is Spanish for "Long Live Life" or "Live (the) Life". <P3-S4>  It is recognized as one of Coldplay's signature songs.