Ruy Lopez: Marshall, main line, Spassky variation

TIL that Magnus Carlsen intentionally plays non-book inaccuracies during opening (moves he knows aren't the best), in order to force the game into a non-book position, so his opponents will have to

Understanding the Breyer

The Modernized Ruy Lopez for White – Volume 2. By Dariusz Swiercz NEW CHESS BOOK 9789464201086

Lichess puzzles, by ECO · Scott's blog

Quality Chess Blog » Looking into 2018

Chess Openings - Internet Chess Club

Understanding the Marshall Attack

Ruy Lopez - Exchange Variation

Ruy Lopez

The Ruy Lopez Opening

A fun lovers Guide to the Major Chess Openings