In which game are there moves called 'ruy lopez' and 'en passant'?
Ruy Lopez long reign as World Champion". The main replies for Black are 4...d6 and 4...Bc5. In both cases, White commonly plays 5. c3. An uncommon and dubious reply is 4...Ne7, which tries to set up the Mortimer Trap. The Berlin is assigned "ECO" codes C65–C67. Code C65 covers alternatives to 4.0-0 as well as 4.0-0 Bc5. Code C66 covers 4.0-0 d6, while C67 is 4.0-0 Nxe4. Less-common third moves for Black: Ruy Lopez The Ruy Lopez (; ), also called the Spanish Opening or Spanish Game, is a chess opening characterised by the moves: The Ruy Lopez is named after 16th-century
En passant 1600. Other relatively recent rule changes were castling, the unlimited range for queens and bishops (Spanish master Ruy López de Segura gives the rule in his 1561 book "Libro de la invencion liberal y arte del juego del axedrez") and a change to the rules on pawn promotion. In most places the "en passant" rule was adopted at the same time as allowing the pawn to move two squares on its first move, but it was not universally accepted until the Italian rules were changed in 1880. The motivation for "en passant" was to prevent the newly added two-square first