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
Sicilian Defence most part, other moves are the Closed Sicilian. Possible moves are 3.g3 and 3.f4 in general, also 3.Nge2, and less commonly 3.d3 and 3.Bc4. Some lines may transpose to the Open Sicilian, but there are many that do not. Also of some interest is 3.Bb5 to ...Nc6. A typical line is 2...Nc6 3.g3 ("ECO" code B24). Also 2...Nc6 3.f4 is the Closed Sicilian, Grand Prix Attack (part of B23). White can also keep their options open with 3.Nge2. Andrew Soltis has dubbed that the "Chameleon System", since White maintains the option of playing a Closed Sicilian with 4.g3 or transposing