English Opening: Agincourt Defense, Neo-Catalan Declined
1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O
5… c5+0.42
White is slightly better. Stockfish 18, depth 18.
Analyze this positionIn the English Opening: Agincourt Defense, Neo-Catalan Declined (A14), reached after 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O, Stockfish 18 recommends 5… c5 for Black. White is slightly better (+0.42).
Top engine moves
- +0.425… c5 6. d4 cxd4 7. Nxd4 O-O 8. cxd5 Nxd5 9. Qd3 Nc6 10. Nxc6
- +0.425… d4 6. b4 c5 7. bxc5 Nc6 8. e3 e5 9. Bb2 Bg4 10. Qb3
- +0.435… O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nbd2 Bb7 10. Nxc4
Other move orders
- 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3
- 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5
- 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3
- 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3 d4
- 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3 Nc6
Variations
Frequently asked questions
What is the best move in the English Opening: Agincourt Defense, Neo-Catalan Declined?
After 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O, Stockfish 18 at depth 18 recommends 5… c5 for Black, continuing 6. d4 cxd4 7. Nxd4 O-O 8. cxd5 Nxd5 9. Qd3 Nc6 10. Nxc6. White is slightly better (+0.42). The next best moves are 5… d4 (+0.42) and 5… O-O (+0.43).
Is the English Opening: Agincourt Defense, Neo-Catalan Declined a good opening?
Stockfish rates the position at +0.42: white is slightly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the English Opening: Agincourt Defense, Neo-Catalan Declined?
A14. ECO codes classify chess openings from A00 to E99; A is the volume for flank openings.
Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).