Ruy Lopez: Morphy Defense

Before the first move

The Ruy Lopez is one of the oldest and most respected openings in chess. By placing the bishop on b5, White creates immediate pressure on the defender of the e5-pawn. The Morphy Defense with 3...a6 is the most popular way for Black to challenge this bishop, forcing White to decide whether to capture the knight or retreat.

1. e4White

White starts with e4, the most popular choice at all levels. By occupying the center, White prepares for rapid development. While alternatives like d4 (the Queen's Gambit) or c4 (the English Opening) are common, e4 leads to some of the most famous tactical battles in history.

1... e5Black · your move

Push your king's pawn to e5. By mirroring White's move, you prevent White from easily seizing more space with d4 and establish your own foothold in the center. This sets the stage for a symmetrical struggle for control.

Other paths here: f6 (Barnes Defense) · g5 (Borg Defense) · h6 (Carr Defense) · f5 (Duras Gambit)

2. Nf3White

White plays Nf3, the most logical developing move. It develops a piece and attacks e5. While White could try the Center Game (d4) or the King's Gambit (f4), Nf3 is the gold standard. You must now decide how to defend your central pawn.

Other paths here: Ke2 (Bongcloud Attack) · d4 (Center Game) · c4 (English Opening: The Whale) · Ne2 (King's Pawn Game: Alapin Opening)

2... Nc6Black · your move

Develop your knight to c6. This is the most natural way to defend your e5-pawn while also controlling the d4-square. It develops a piece toward the center and prepares for further development of your kingside.

Other paths here: d5 (Elephant Gambit) · Qe7 (Gunderam Defense) · Bc5 (King's Pawn Game: Busch-Gass Gambit) · f6 (King's Pawn Game: Damiano Defense)

3. Bb5White

White plays Bb5, the signature move of the Spanish Opening. By pinning or threatening to exchange the knight, White increases the pressure on e5. Common alternatives include the Italian Game (Bc4) or the Scotch Game (d4), but the Ruy Lopez is considered the most testing.

Other paths here: Nxe5 (Irish Gambit) · g3 (King's Knight Opening: Konstantinopolsky) · c4 (King's Pawn Game: Dresden Opening) · b4 (King's Pawn Game: Pachman Wing Gambit)

3... a6Black · your move

Push your pawn to a6 to question the bishop. This is the Morphy Defense, the most critical response. You force White to either exchange the bishop for your knight on c6 or retreat it to a4, where you can later challenge it again with b5.

Other paths here: Bb4 (Ruy Lopez: Alapin Defense) · g5 (Ruy Lopez: Brentano Gambit) · a5 (Ruy Lopez: Bulgarian Variation) · Nge7 (Ruy Lopez: Cozio Defense)

Where you stand

The position is a rich crossroad. If White plays Bxc6, we enter the Exchange Variation where White tries to damage Black's pawn structure. If White retreats with Ba4, the game continues with slow, strategic maneuvering where Black will likely play Nf6 and Be7 to prepare for castling while keeping the option to expand with b5.

• b5-a4 Retreat the bishop to maintain pressure
• g8-f6 Develop the knight and prepare castling
• e1-g1 Castle kingside to secure the king
• b7-b5 Expand on the queenside to kick the bishop