Ruy Lopez: Closed, Rosen Attack

The Ruy Lopez: Closed, Rosen Attack is a strategic chess opening that aims to control the center and develop the pieces harmoniously.

The Ruy Lopez: Closed, Rosen Attack is a popular chess opening that begins with the moves e4 e5 Nf3 Nc6 Bb5 a6 Ba4 Nf6 O-O Be7 Re1 b5 Bb3 d6 d4. In this opening, White starts by asserting control over the center with the move e4, followed by Nf3 to develop the knight and attack the e5 pawn. Black responds with Nc6, defending the e5 pawn and preparing to develop the other knight. White then plays Bb5, the Ruy Lopez, pinning the knight on c6 and putting pressure on Black's position. Black defends against the pin by playing a6, forcing the bishop to move. White retreats the bishop to a4, maintaining the pin and preparing to castle kingside. Black continues with Nf6, developing the knight and attacking the e4 pawn. White castles kingside, solidifying the king's safety and connecting the rooks. Black plays Be7, completing the development of the bishop and preparing to castle as well. Finally, White plays Re1, reinforcing the control over the e-file and preparing to double the rooks. The Ruy Lopez: Closed, Rosen Attack is a strategic opening that aims to control the center, develop the pieces harmoniously, and prepare for a strong middlegame position.