Lopez Opening Lopez Opening The Lopez Opening (or MacLeod Attack) is a chess opening characterized by the moves: The opening was played frequently by 19th century Scottish–Canadian chess master Nicholas MacLeod but has otherwise arisen rarely in tournament play. White's second move prepares to push a pawn to d4, establishing a strong center. Play can potentially transpose to other openings, most likely the Ponziani Opening or the Göring Gambit in the Scotch Game. However, Eric Schiller states in "Unorthodox Chess Openings" that the opening is too slow; that Black can respond vigorously with 2...d5! to eliminate transpositional possibilities and solve all of
Open Game and preparing for d2–d4. Black's most common reply is , which usually leads to the Ruy Lopez (3.Bb5), Italian Game (3.Bc4), or Scotch Game (3.d4), though 3.Nc3 Nf6 (the Four Knights Game), often played in the late 19th to early 20th century, or, less commonly, 3...g6 or ...Bb4, (the Three Knights Game), are other possibilities. If Black instead maintains symmetry and counterattacks White's center with then the Petrov's Defense will usually result, though White can avoid the extensive theory of the Petrov by playing 3.Nc3 if he wishes. The Philidor Defence, (2...d6), largely fell out of use after World War