French Defense: Rubinstein Variation, Ellis Gambit

The French Defense is a popular defense against e4. Black's second move of e6 aims to control the center and prepare a pawn advance to d5. White's response of d4 also aims to control the center. The move Nc3 supports the pawn on d4 and prepares for a future f4. Black then plays dxe4, exchanging a central pawn for a side pawn. White recaptures with the knight, maintaining control of the center and attacking Black's pawn on e4. The move e5 by Black aims to challenge White's control of the center by attacking the knight.

Black's move e6 is a fundamental idea in the French Defense opening. By placing a pawn on e6, Black aims to control the important d5 square. This move also prepares for a pawn advance to d5, which would further challenge White's control of the center. Additionally, e6 provides additional support for Black's pieces and prevents White's knight from occupying the f5 square. In sum, e6 is a versatile move that seeks to limit White's opportunities and set up a solid defense.

White's d4 is a common response to Black's e6 in the French Defense opening. This move aims to take control of the central d5 square and create space for White's pieces to develop. Additionally, d4 allows White to place their queen's pawn on a central square and create potential threats to Black's position. By controlling the center early on, White hopes to gain an advantage in space and limit Black's opportunities for counterplay. In summary, d4 is a key move in the French Defense for White to establish a strong presence at the center of the board.

In the French Defense: Rubinstein Variation, Ellis Gambit, Black's next move in response to White's d4 is typically to play d5. By advancing in the center and challenging White's pawn on d4, Black looks to establish a strong pawn structure and gain control of the center of the board. Additionally, d5 helps Black free up their pieces for development and facilitates the exchange of one pawn for another, reducing the tension in the center of the board. In sum, this move helps Black establish a solid foundation and gain more control over the game as it progresses.

In response to Black's d5 in the French Defense opening, White's move of Nc3 aims to support their pawn on d4 while also preparing for the development of their knight on f3. The knight on c3 also puts pressure on Black's pawn on e5, which could potentially be used as a defender of the d4 pawn. Additionally, Nc3 clears a path for White's queen to eventually be developed to c2 or d3, which could place pressure on Black's pawn structure. In sum, Nc3 is a flexible move that helps White solidify their position and prepare for future moves.

In the French Defense opening after White's move Nc3, Black's dxe4 is a common response. By exchanging a central pawn for a side pawn, Black gains additional control of the center while also developing their attacking pieces. Additionally, dxe4 exposes White's knight on c3, which can now be attacked with moves like Na6 or c5. Black may also follow up with moves like Qa5 or Bf5 to increase the pressure on White's position. In sum, dxe4 is a dynamic move that helps Black create opportunities for a counterattack while also strengthening their position.

In the French Defense: Rubinstein Variation, Ellis Gambit, White's move of Nxe4 in response to Black's dxe4 aims to create a threat on Black's queen. This move also maintains White's control of the center and frees up their f1 bishop to be developed. Additionally, Nxe4 threatens to attack Black's f7 square if Black recaptures with the pawn. This can potentially weaken Black's position and give White the opportunity to launch a counterattack. In sum, Nxe4 is a tactical move that aims to put pressure on Black's position while also strengthening White's own.

In response to White's Nxe4 in the French Defense opening, Black's move of e5 aims to immediately challenge and attack White's knight on e4. By taking control of a central square and attacking White's piece, Black hopes to disrupt White's plan and create more opportunities for their own pieces. This move also prepares for the development of Black's light-squared bishop, which can further pressure White's position. Additionally, e5 helps Black create more space for their pieces and sets up potential pawn breaks in the future. In sum, this move is a dynamic response that can help Black gain more control over the game.