English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation

In the English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation, White starts with the move c4. This move aims to control the d5 square and gain space in the center. By playing c4, White also prepares to develop their knight to c3 or d2, and potentially fianchetto their bishop to g2. The English Opening can lead to a variety of pawn structures and tactical ideas, making it a flexible and interesting option for White.

The move e5 for Black in response to c4 is a common way to gain space in the center and attack White's position. By advancing the pawn two squares, Black aims to control the d4 square and challenge White's control of the center. This move can also lead to tactical ideas such as the possibility of sacrificing a pawn to gain an advantage in development. Furthermore, playing e5 can help Black find a comfortable square for their knight on f6, while also opening up options for their dark-squared bishop.

By developing the knight to c3, White aims to control the d5 square and increase pressure on Black's e5 pawn. This move also helps to centralize the knight and prepares for possible future pawn pushes in the center. Additionally, the knight on c3 provides support for the d4 square, which can be used to launch an attack or establish a pawn center. Lastly, the knight on c3 can also create tactical threats in combination with other pieces such as the bishop on g2.

In the English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation, after 1. c4 e5 2. Nc3, Black can respond with Nf6. This move develops the knight towards the center and prepares to castle kingside. By placing the knight on f6, Black also gains control of the d5 square, further pressuring White's pawn on e4. Moreover, the knight on f6 can be used to coordinate with other pieces for counterattacking chances or to defend the position. Finally, playing Nf6 also creates the potential for Black to follow-up with moves such as d6, g6, and Bg7 which can contribute to a solid and flexible pawn structure.

After the moves 1. c4 e5 2. Nc3 Nf6, White can continue by playing Nf3. This move develops another piece towards the center and prepares for possible pawn advances while also supporting the pawn on d4. By placing the knight on f3, White also maintains control over the e5 square, limiting Black's options to occupy it with a pawn. Additionally, the knight on f3 can create tactical threats in combination with other pieces such as the bishop on g2, while also preparing for castling kingside. Lastly, the knight on f3 also has the potential to support White's attack on the queenside, should they chose to direct their play in this direction.

In the English opening, after 1. c4 e5 2. Nc3 Nf6 3. Nf3, Black can respond with Nc6. This move develops a piece towards the center and prepares to castle queenside. By placing the knight on c6, Black also helps to control the d4 square and supports the pawn on e5. Moreover, playing Nc6 allows Black to coordinate their pieces more effectively, potentially leading to tactical opportunities. Furthermore, the knight on c6 can be used to pressure White's position, while also contributing to a solid pawn structure. Finally, playing Nc6 can be seen as a flexible move, as Black has several viable options for proceeding the game from this position.

In the English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation, after 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6, White can play d4. This move aims to open up the position and gain more space in the center. By playing d4, White is also providing support for the knight on f3 while creating pressure on Black's position. Furthermore, the move d4 can lead to tactical opportunities, such as the possibility of capturing on e5 if Black advances their pawn. Finally, if the d4-pawn is exchanged, White can establish a pawn center with pawns on c4 and e4, further restricting Black's options.

After the moves 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4, Black might consider playing e4. This move aims to challenge White's central pawn and gain more space in the center. If White takes the pawn on e4, Black can recapture with their knight and continue to control the center. Additionally, by pushing the e-pawn, Black also opens lines for their bishop on c8 and potentially gains the initiative in the game. However, if Black played e4 too early, they could also expose their position to tactical threats from White, especially if their pieces are not properly developed yet. In sum, playing e4 requires careful consideration of the position and an ability to manage the complexities that may arise.