Richard Wagner classical music. His "Tristan und Isolde" is sometimes described as marking the start of modern music. Wagner had his own opera house built, the Bayreuth Festspielhaus, which embodied many novel design features. The "Ring" and "Parsifal" were premiered here and his most important stage works continue to be performed at the annual Bayreuth Festival, run by his descendants. His thoughts on the relative contributions of music and drama in opera were to change again, and he reintroduced some traditional forms into his last few stage works, including "Die Meistersinger von Nürnberg" ("The Mastersingers of Nuremberg"). Until his final years, Wagner's
Mercy (GOOD Music song) "swerve" several times throughout the song. "LA Weekly" journalist Brian McManus noted that the track contains references to suicide doors, which West has previously discussed in his song "Can't Tell Me Nothing. "Mercy" received mostly positive reviews from music critics. Idolator stated that the track "falls somewhere in the middle of the pack among West's previous G.O.O.D. Friday singles – it's nowhere near as much fun as "Good Friday" or as seductive as "Devil in a New Dress". Amy Sciarretto of Popcrush stated that the track was "great", and that "even with four rappers laying down verses on the song,