The Queen of Spades or Pique Dame, Op. 68 (Russian: Пиковая дама, Pikovaya dama , French: La Dame de Pique) is an opera in three acts (seven scenes) by Pyotr Ilyich Tchaikovsky to a Russian libretto by the composer's brother Modest Tchaikovsky, based on the 1834 novella of the same name by Alexander Pushkin, but with a dramatically altered plot. The premiere took place in 1890 at the Mariinsky Theatre in Saint Petersburg, Russia. Source: Wikipedia (en)