English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3 position after 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3. White: pawn on c4, pawn on b3, knight on f3, pawn on g3, pawn on a2, pawn on d2, pawn on e2, pawn on f2, bishop on g2, pawn on h2, rook on a1, knight on b1, bishop on c1, queen on d1, king on e1, rook on h1. Black: rook on a8, knight on b8, bishop on c8, queen on d8, king on e8, rook on h8, pawn on a7, pawn on b7, pawn on c7, bishop on e7, pawn on f7, pawn on g7, pawn on h7, pawn on e6, knight on f6, pawn on d5.
English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3 is a chess opening that arises after 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3. It is classified A14 in the ECO system, and the position after these moves has black to move. The English Opening starts with 1.c4, controlling d5 from the flank rather than occupying the centre with a pawn. It is one of the four most common first moves and is prized for its flexibility, transposing readily into queen's pawn openings or keeping an independent character.
This position can also be reached by 2 other move orders, including 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3 b6.
Strategic character
Strategic and slow-building. Common structures include the Reversed Sicilian, where White plays the Sicilian with an extra tempo, and the Symmetrical English after 1...c5. Fianchettos and long manoeuvring are typical.
Who should play it
Positional players who like flexible systems and are comfortable in structures where the plan is not decided in the first ten moves.
This line is a variation within the English Opening family. The strategic ideas above describe the family as a whole; this particular line reaches them by the move order 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3.
Frequently asked questions
What is the English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3?
The English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3 is a chess opening that arises after 1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3. It is classified A14 in the ECO system. The English Opening starts with 1.c4, controlling d5 from the flank rather than occupying the centre with a pawn. It is one of the four most common first moves and is prized for its flexibility, transposing readily into queen's pawn openings or keeping an independent character.
What are the moves of the English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3?
1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.b3. After these moves it is black to move.
Is the English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3 good for beginners?
Positional players who like flexible systems and are comfortable in structures where the plan is not decided in the first ten moves.