Proper noun
Ruy Lopez
(chess) A common chess opening, an Open Game characterized by the moves 1.e4 e5 2.Nf3 Nc6 3.Bb5, in which White moves king's bishop to the fifth rank.
The Ruy Lopez occupied a constant place in my opening repertoire. In it is reflected the classical interpretation of the problem of the centre. Vasily Smyslov