King's Indian Defense: Sämisch Variation, Closed Variation

The move d4 by White aims at controlling the center of the board. By pushing the pawn two squares forward, White creates a solid pawn chain with c4 pawn. This allows White to develop pieces quickly and have an advantage in the center of the board. Additionally, d4 helps stop Black's pawn break if Black decides to play ...d5.

Black plays Nf6 in response to d4 because it helps control the center and develop a piece. The knight immediately threatens White's pawn on e4, forcing White to defend it with another pawn or move their knight. It's also a flexible move, allowing Black to choose from a variety of openings and defenses based on White's next move. Finally, it helps to avoid potential opening traps and creates more options for Black to castle their king.

White plays c4 after Nf6 to further control the center of the board. By doing so, White gains more space and puts pressure on Black's position. The move also supports White's pawn on d4 and prepares for White's next move, which may involve developing their knight to c3 or bishop to g5. Additionally, c4 often leads to an open game with sharp tactical opportunities.

In the King's Indian Defense: Sämisch Variation, Closed Variation, Black plays g6 to prepare for fianchettoing their bishop on g7. This move controls the diagonal c1-h6 and puts pressure on White's pawn on d4. It is also a flexible move that allows Black to choose from a variety of openings and defenses based on White's next move. Additionally, g6 helps to avoid potential opening traps by not blocking the bishop's initial square. Finally, it is a common move in the King's Indian Defense, a system that emphasizes kingside development.

After the moves 1. d4 Nf6 2. c4 g6, White plays Nc3 to develop their knight on a natural square. The move also supports White's pawn on d4 and prepares for White's next move, which may involve developing their bishop to g5 or e3. Additionally, Nc3 helps control the center and puts pressure on Black's position. The knight can also be later repositioned to b5, attacking Black's pawn on c7 or a6, or to e5, which is a very strong outpost for the knight. Finally, the move does not commit White's queen's pawn as such, allowing White to delay the decision of whether to advance it or not.

After the moves 1. d4 Nf6 2. c4 g6 3. Nc3, Black plays Bg7 to complete their kingside development and prepare for castling. The bishop is fianchettoed to control the long diagonal a1-h8 and target White's pawn on d4. By placing the bishop on g7, it also provides security to the king. Furthermore, it allows Black to potentially capture White's knight on c3 if it becomes stranded. The move is consistent with the idea of the King's Indian Defense, a system that emphasizes creating a strong pawn structure to support an active defense and counter-attack.

In the King's Indian Defense: Sämisch Variation, Closed Variation, White plays e4 to further control the center and potentially create a passed pawn. By doing so, White gains more space and puts pressure on Black's position. The move also supports White's pawn chain on d4 and f3, leading to rapid development of the pieces. Additionally, e4 often leads to an open game with sharp tactical opportunities. However, it may also create weak squares from which Black can launch counter-attacks. Finally, the move is consistent with the idea of playing aggressively against Black's setup.

After the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4, Black plays d6 to defend their pawn on e5 and control the square d5. The move also prepares for Black's knight to potentially advance to e5 or c5. Additionally, d6 helps create a solid pawn structure to support an active defense and counter-attack on the kingside. Finally, it prepares for castling and provides more flexibility for Black's future moves. The move is consistent with the idea of the King's Indian Defense, a system that emphasizes creating a strong pawn structure and counter-attacking opportunities.

After the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6, White plays f3 to control the square g4, preventing Black's knight from jumping to that square to attack White's pawn on e4. The move also prepares for the deployment of the bishop to e3 or g5, increasing the pressure over the black's kingside. Additionally, f3 strengthens the pawn chain on e4 and d5. By reinforcing the pawn on e4, White can further control the center of the board and have more opportunities to launch a successful attack. Finally, the move can also help prepare for castling and shields the king away from potential threats.

In the King's Indian Defense: Sämisch Variation, Closed Variation, after the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3, Black plays O-O to castle their king and safeguard it from potential threats. By castling kingside, Black also opens a pathway for their rook to enter the game on the g or h file, potentially increasing Black's attacking prospects. Additionally, castling helps place Black's king in a more secure position for the endgame, and enables Black to connect their rooks. The move is consistent with the idea of the King's Indian Defense, a system that attaches importance to kingside development and seeks to create counter-attacking opportunities against White's position.

After the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O, White plays Be3 to further develop their bishop and control the square d4. By developing this piece, White can protect their pawn structure and potentially prepare a kingside attack. Additionally, Be3 enables White to mobilize their pieces more quickly and have more control over the center of the board. The move also prepares for the deployment of the queen or knight to d4, increasing the pressure over Black's position. Finally, the bishop on e3 can potentially be exchanged for Black's bishop on g7, further weakening Black's king-side defense. The move is a common theme in many variations and opening systems.

After the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3, Black plays e5 to strike at the center and seize more space. The move also targets White's pawn on d4, exerting more pressure on White's position. Additionally, e5 helps Black to open lines for attacking or counterattacking. Black's move can also stimulate tactical opportunities in the game. However, advancing the pawn can also weaken Black's King's position, giving White more chances for an eventual attack. Finally, the move is consistent with the idea of the King's Indian Defense, emphasizing active and aggressive play with control of the central squares.

In the King's Indian Defense: Sämisch Variation, Closed Variation, after the moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5, White plays d5 to gain more space in the center, particularly on the c-file, and potentially create a passed pawn. The move also aims to open lines for White's pieces, allowing them to become more active. Additionally, d5 puts pressure on Black's central pawns, forcing them to either advance or capture, which can weaken Black's pawn structure. However, it can also create holes in White's pawn chain after the pawn exchange, giving Black's pieces more options to infiltrate into White's position. Finally, the move is consistent with the idea of playing aggressively against Black's setup and controlling the center of the board.