Ruy Lopez, Exchange Variation grandmaster play by Emanuel Lasker, and later invigorated with new ideas by Bobby Fischer. The Exchange Variation can be a powerful psychological weapon. Black is forced to play actively, which is psychologically difficult if all one needs is a draw. Lasker's famous win against Jose Raul Capablanca in the St. Petersburg 1914 chess tournament is an example of this. With a lead in the tournament, Capablanca was intent on simplifying the game to obtain a draw, but faced with the Exchange Ruy he played too passively and was routed by Lasker as a result. 4...dxc6 is the main recapture. Black's
Roderigo Lopez Shylock, a Venetian Jewish moneylender who hates Christians. The Lopez case prompted a revival of Christopher Marlowe's play "The Jew of Malta" (c. 1589–90), which according to Elizabeth Lane Furdell began rehearsals in London the same day Lopez was taken to Essex House. In Marlowe's "Doctor Faustus" (c. 1592), there is a mention of Lopez—probably added after Marlowe's death in 1593—comparing him to the title character. It reads: "Doctor Lopus was never such a doctor!" Roderigo Lopez Roderigo Lopez (also called Ruy Lopes, Ruy Lopez or Roger Lopez; c. 1517 – 7 June 1594) served as physician-in-chief to Queen Elizabeth