Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation

In the Queen's Indian Defense, White's first move, d4, provides a strong central pawn presence and controls the central squares of the board. This move also opens up lines for their queen and bishop, allowing for early development and offensive opportunities. By placing the pawn on d4, White aims to gain control over the center of the board and limit Black's mobility in the early stages of the game. This move sets up the potential for a variety of different openings, including the Queen's Indian Defense, which can be played in a number of different variations.

Black's second move, Nf6, aims to contest White's control of the center of the board by attacking the d4 pawn from a distance. This move also frees up the c8 bishop, allowing for potential development and offensive opportunities in the future. By placing the knight on f6, Black aims to exert pressure on White's position and gain a foothold in the center of the board. Additionally, this move prepares for potential pawn advances and opens up the possibility of a number of different openings and variations.

White's third move, c4, is known as the Queen's pawn opening and reinforces White's control over the center of the board. This move places immediate pressure on Black's knight on f6, forcing it to make a decision about whether to retreat or face a potential trade. Additionally, c4 allows for the development of the knight on c3 and provides additional support for the d4 pawn. By playing c4, White aims to gain a dominant position in the center of the board and prepare for potential future pawn moves to further control the board.

In the Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation, Black's third move, e6, is played to control the light squares in the center of the board and prepare for a potential fianchetto of the bishop on b7. This move also allows Black to develop their light squared bishop and potentially contest the control of White's pawn on d4. Additionally, e6 provides additional support for the pawn on d5 and sets up a pawn chain that effectively blocks White's pawn advances on the queen side. In sum, e6 is an important move in establishing a strong defensive posture for Black's position.

White's fourth move, Nf3, is aimed at developing their knight and asserting control over the center of the board. This move also prepares for potential future pawn advances, such as g2-g3, to further control the center. Additionally, Nf3 opens up lines for White's bishop and queen and provides additional support for the pawn on d4. By playing Nf3, White aims to establish a strong central pawn structure and maintain pressure on Black's position. In sum, this move is consistent with White's goal of controlling the center of the board while preparing for potential future advances.

In this opening, after White's third move Nf3, Black's fourth move is b6. This move is played to prepare for the development of Black's dark squared bishop outside of the pawn chain, and to potentially challenge White's control of the center of the board by controlling the b7-h1 diagonal. By advancing the b-pawn, Black is also preparing for a potential c5 and d5 pawn push, which opens up lines and helps control the center of the board. Additionally, placing the pawn on b6 can provide additional support for Black's knight on c6 and potentially allow for a future pawn break at b5. In sum, b6 is a flexible move that aims to prepare for potential future developments while challenging White's position.

In the Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation, White's move a3 is played with the aim of preventing Black's bishop from pinning White's knight on c3. This move also prepares for a potential b4 advance and controls the b4 square to prevent Black's potential pawn break. Additionally, a3 can support the bishop on b2, which can exert pressure on Black's position along the long diagonal. By playing a3, White aims to maintain control over the center of the board and prevent any potential threats from Black's minor pieces, while setting up potential future pawn moves. In sum, a3 is a flexible move that helps establish a stronger position for White.

In this opening, after White's fourth move a3, Black's fifth move is Bb7. This move is played to develop Black's bishop, while aiming to put pressure on White's position along the long diagonal. By placing the bishop on b7, Black also prepares to potentially create a battery along the a1-h8 diagonal, targeting White's position. Additionally, Bb7 can support Black's position along the b-file and prepare for a potential pawn break with b5, which can challenge White's control over the center of the board. In sum, Bb7 is an important development move that seeks to put pressure on White's position and prepare for future pawn moves.

In this opening, after Black's fifth move Bb7, White's sixth move is Nc3, which is played to help develop White's pieces and control the center of the board. This move also prepares for future pawn advances, such as d4-d5, which can help White gain control of the center and limit the mobility of Black's pieces. Additionally, Nc3 can look to contest Black's knight on d5 and put pressure on Black's position. By playing Nc3, White aims to continue developing their pieces while preparing for future pawn moves and exerting pressure on Black's position. In sum, Nc3 is a flexible move that can help establish a stronger position for White while limiting Black's mobility.

In the Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation, Black's sixth move d5 is played to control the center of the board and open up lines for Black's pieces. This move gains space and creates potential for future piece development, while also preempting potential central pawn advances by White. Additionally, d5 prepares for the potential exchange of pawns if White captures, which can help activate Black's pieces. By playing d5, Black aims to gain a stronger position in the center of the board while limiting White's options for pawn advances and piece development. In sum, d5 is an important move that establishes greater control of the board for Black.

In this opening, after Black's fifth move d5, White's sixth move cxd5 is played to open up the center of the board and create potential for exchanges which can help simplify the position and increase the mobility of White's pieces. By capturing on d5 with the c-pawn, White also gains greater control over the center of the board and prepares for future pawn advances to further control the position. Additionally, cxd5 can help create weaknesses in Black's pawn structure and limit potential moves for Black's pieces. By capturing on d5, White aims to establish a stronger position in the center of the board and increase their mobility while potentially gaining an advantage over Black's position. In sum, cxd5 is a strategic move that seeks to simplify the position and create new opportunities for White's pieces to control the board.

In this opening, after White's sixth move cxd5, Black's seventh move Nxd5 is played to create a pawn structure that favors Black in the center of the board. This move also develops Black's knight, which can move to further control the center and put pressure on White's position. Additionally, Nxd5 helps activate Black's pieces and creates potential for trades, which can help simplify the position and create new opportunities for piece development. By playing Nxd5, Black aims to establish greater control of the board, create a stronger pawn structure in the center, and challenge White's positional advantage. In sum, Nxd5 is a strategic move that helps develop Black's position and creates new opportunities for control of the board.