Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation

When white plays d4 in the Dutch Defense, the idea is to put pressure on black's center and control the e5 square. By occupying the center, white hopes to gain space and limit black's options. Additionally, the move supports white's pawn on c4, which can potentially target black's pawn on d5. In sum, d4 is a strong move that positions white for a solid opening.

When black plays f5 in response to 1. d4, the idea is to immediately counterattack white's central pawn. This move also prepares to advance the pawn to e4, which can lead to a strong center for black, and opens up lines for the dark-squared bishop. However, this move creates a weakness on the e6 square and can give white some tactical opportunities, which black must be careful to address. In sum, f5 is a bold move that seeks to challenge white's authority over the center of the board.

When white plays c4 in response to 1. d4 f5, the idea is to control the d5 square and limit black's options. This move reinforces white's hold on the center of the board by supporting the pawn on d4 and preparing for the development of the queen's knight to c3. By establishing a strong pawn chain, white aims to create a solid foundation for subsequent attacks. However, the move can also lead to some positional weaknesses on the b-file which black can exploit. In sum, c4 is a strategic move designed to fortify white's control over the center of the board.

In the Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation, after the moves 1. d4 f5 2. c4, Black plays Nf6 to develop a piece and put pressure on white's pawn on d4. This move also prepares for the potential deployment of the pawn to e4, which can help black gain control of the center of the board. By attacking the pawn on d4 with the knight, black can force white to potentially weaken their pawn chain or to use valuable moves to defend the pawn. In sum, Nf6 is a flexible move designed to help black consolidate their position and gain strategic advantages.

When playing against the Dutch Defense with 1. d4 f5 2. c4 Nf6, white may choose to follow up with g3 to develop the bishop on g2 and exert control over the long diagonal. This move also prepares for the king to be castled on the kingside to improve the safety of the king and potentially create counterattacking chances. By placing pressure on black's pawn on e6, white can limit the potential development of the dark-squared bishop. Additionally, g3 allows white to potentially maneuver the knight to either g2 or e2 to further support the central pawn chain. In sum, g3 is a flexible and strategic move that can help white solidify their position and prepare for future attacks.

In response to 1. d4 f5 2. c4 Nf6 3. g3, Black might choose to play e6 in order to develop the light-squared bishop and prepare to castle kingside. This move also helps to reinforce the pawn on d5 and defends against potential attacks against it. By limiting white's pawn on g2, e6 helps to neutralize the bishop on g2 and prevents potential threats along the diagonal. Additionally, this move prepares for the potential deployment of the dark-squared bishop to b7 or c6. In sum, e6 is a flexible move that can help black improve their position and prepare for future attacks.

In the Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation, after the moves 1. d4 f5 2. c4 Nf6 3. g3 e6, white may choose to play Bg2 in order to develop the bishop towards the center and exert control over the long diagonal. This move also prepares for the kingside castle, potentially supporting an attack on the black pawn structure if the situation arises. By putting the bishop on a strong diagonal, white can potentially create counterplay along that axis, and the bishop can also play a role in defending against potential attacks from the black pieces. In sum, Bg2 is a strategic move that helps to improve white's position and prepare for future attacks.

In response to 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2, Black might choose to play Bb4+ in order to pin the knight on c3 and potentially force it to move or the bishop on g2 to capture the black bishop. This move can also prevent white from castling kingside or advancing the pawn on e2. By attacking the bishop on g2, black can potentially create weaknesses in white's pawn structure or force white to expend valuable moves defending. Additionally, Bb4+ can potentially lead to exchanges that help simplify the position and better prepare for the middle game. In sum, Bb4+ is a tactical move that can help black gain an early advantage.

In response to 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+, white may choose to play Bd2 in order to unpin the knight on c3 and improve the position of that piece. This move also helps to reinforce the pawn on e4 and prepares for the potential deployment of the knight to e2 or f3 to further support the center. Additionally, Bd2 allows the queen to potentially be redeployed to b3 or d3 to exert pressure on the black pawn structure. By immediately addressing the pin, white can avoid potential positional weaknesses and likely trade off the bishop for the knight on c3 in the near future. In sum, Bd2 is a strategic move that helps to improve the white position and prepare for future attacks.

In the Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation, after the moves 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+ 5. Bd2, Black might choose to play Be7 in order to develop the dark-squared bishop and prepare to castle kingside. This move also helps to reinforce the pawn on d5, and defends against potential attacks on that square. By placing the bishop on a strong diagonal, Be7 can potentially create threats along that axis and exert pressure on the white position. Additionally, Be7 helps to improve the coordination of the black pieces and prepares for the middle game by retaining flexibility in the position. In sum, Be7 is a flexible move that helps to improve black's position and prepare for future attacks.