Ruy Lopez: Closed, Breyer

In the Ruy Lopez: Closed, Breyer, white's 10th move of d4 is played with the intention of controlling the center of the board and preparing for an eventual push of e4. This will help to open up lines of attack and gain more space on the board. It also frees up the dark square bishop, allowing it to potentially participate in the attack. Black must be careful not to allow white to gain too much control of the center.

Black's move of e5 after 1.e4 is played in order to seize control of the center of the board and challenge white's pawn on e4. By mirroring white's pawn move, black aims to create a strong pawn structure and gain more space on the board. It also allows the black pawn to potentially support other pieces and launch counterattacks against white's position. However, black must be careful not to overextend their pawn structure, as it can leave them vulnerable to attacks from white.

White's move of Nf3 after 1.e4 e5 is a standard opening move that aims to control the center of the board and develop a piece. By bringing out the knight, white is able to put pressure on black's pawn on e5 and potentially threaten to capture it. It also prepares for the eventual castling of the king and allows for more pieces to be brought into the game. However, white must be careful not to overextend with their knight, as it can become vulnerable to attacks from black.

In the Ruy Lopez: Closed, Breyer, black's move of Nc6 after 1.e4 e5 2.Nf3 is played to help control the center of the board and develop a piece. By bringing out the knight, black is also able to prepare for the eventual castling of the king and potentially threaten white's knight on f3. This also allows black to potentially push their d-pawn, challenging white's control of the center and creating space for their pieces to maneuver. However, black must be careful not to overextend their knight, as it can become vulnerable to attacks from white.

White's move of Bb5 after 1. e4 e5 2. Nf3 Nc6 is known as the Spanish (or Ruy Lopez) opening, and it aims to control the center of the board and put pressure on black's knight. By attacking the knight, white hopes to force it to move and weaken black's overall position. The bishop also pins the knight to the black queen, making it difficult for black to develop their pieces. Additionally, the bishop aims to occupy a strong central position, where it can potentially threaten black's position and support white's future attacks.

Black's move of a6 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 is known as the Morphy Defense. The move aims to force the white bishop to retreat or exchange itself for the black knight on c6. If the bishop retreats to a4, it may be forced to move again, allowing black to gain more space and develop their pieces. The move also prepares for the eventual development of black's pieces on the queen's side. However, black must be careful not to overextend with their pawn on the side of the board, as it can become vulnerable to attacks from white.

In the Ruy Lopez: Closed, Breyer, white's move of Ba4 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 aims to pressure the black knight on c6 by attacking it with the bishop. Additionally, the move aims to provoke the black pawn to a6 in order to weaken the pawn structure and potentially create weaknesses later on. By occupying the diagonal, the bishop will also exert control on the b7 square and limit the possibilities of the black knight. However, white must be careful not to overextend their bishop, as it can become vulnerable to attacks or be forced to retreat.

Black's move of Nf6 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 is an active response that aims to put pressure on white's pawn on e4. By attacking the pawn, black hopes to create weaknesses in white's pawn structure and potentially gain more space on the board. The move also prepares for the eventual development of the black kingside pieces and the possibility of castling. However, black must be careful not to allow white's bishop to capture the knight with check, potentially disrupting black's position. Additionally, the move may also allow white to gain more control of the center of the board.

White's move of O-O after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 aims to move the king to safety and connect the rooks. The move allows white to bring their king to a more secure position, and potentially avoid future attacks or threats. It also prepares for the opening of the rook on h1 and the possibility of doubling the rooks, potentially putting pressure on black's position. However, white must also be careful not to prematurely move the king, as it can become vulnerable to attacks from black's pieces.

In the Ruy Lopez: Closed, Breyer, black's move of Be7 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O aims to help develop the dark-square bishop and potentially prepare for castling. By placing the bishop on e7, black also helps to support the pawn on d6 and potentially put pressure on the white knights or further pieces, and it might also be used to defend the king-side if the white bishop puts pressure on the pawn on f7. Additionally, the move may discourage white from exchanging the bishops, which can lead to black's bishop gaining more decisive control of the board. However, black must be careful not to overextend their bishop and leave it vulnerable to attacks, nor allow white to gain too much control of the center.

White's move of Re1 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 aims to help develop the rook and potentially prepare for further moves aimed at controlling the center of the board. By placing the rook on e1, white may also support the pawn on e4 and add pressure to the black knights. Additionally, the move may prepare for the eventual opening of the e-file, creating more space for the pieces and exerting more control over the board. However, white must be careful not to overextend the rook or move too many pieces prematurely, as it can open their position to counterattacks from black.

Black's move of b5 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 is a pawn move aimed to control more space on the queen's side of the board. By pushing the pawn, black may also attempt to undermine white's pawn structure and force white to make decisions regarding their bishop. The move also prepares the development of the black dark-square bishop, which can potentially exert pressure on white's position. However, black must be careful not to overextend their pawn structure or leave any weaknesses in their position for white to exploit. Additionally, the move allows white to attack the pawn with their bishop.

In the Ruy Lopez: Closed, Breyer, white's move of Bb3 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 aims to develop the bishop and potentially create a threat by pinning the black knight on c6 to the opponent's king. By moving the bishop to b3, white also helps to fortify the pawn on e4 and add pressure on the black kingside. The bishop may also be used to support future attacks on the black position or maneuver to a stronger position on the board. However, white must be cautious not to overextend the bishop or create weaknesses in their own position. Additionally, black may use their pawn on b5 to challenge the white bishop or even support an eventual c4 push to open up play on the board.

Black's move of d6 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 is a pawn move that aims to control the center and support the knight on f6. By playing d6, black also creates more space for the pieces and gives the option for a future c5 push, which can potentially challenge white's strong center. The move also prepares for the eventual development of the other bishops and the possibility of castling. However, black must be careful not to overextend their pawn structure or create weaknesses in their position, particularly with the pawn on d6 becoming a potential target for white's pieces.

White's move of c3 after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 aims to control the center of the board and prepare for an eventual d4 push. By moving the pawn to c3, white can potentially support the pawn on d4 and limit black's options on the board. The move also potentially discourages black from playing c5, thus limiting the possibilities of the black pawn pushing forward. Additionally, the move helps to safeguard the bishop on b3 and prepares for the eventual development of the white knight on d2. However, white must be careful not to prematurely advance the pawn and potentially weaken their own structure or leave their position vulnerable to attacks from black.

This move is not described yet.

This move is not described yet.

This move is not described yet.

This move is not described yet.