Chess Opening Theory/1. d4/1...d5/2. c4/2...dxc4/3. Nc3/3...f5

Queen's Gambit Accepted

8

a b c d e f g h
8a8 black rookb8 black knightc8 black bishopd8 black queene8 black kingf8 black bishopg8 black knighth8 black rook8
7a7 black pawnb7 black pawnc7 black pawnd7 black kinge7 black pawnf7 black kingg7 black pawnh7 black pawn7
6a6 black kingb6 black kingc6 black kingd6 black kinge6 black kingf6 black kingg6 black kingh6 black king6
5a5 black kingb5 black kingc5 black kingd5 black kinge5 black kingf5 black pawng5 black kingh5 black king5
4a4 black kingb4 black kingc4 black pawnd4 white pawne4 black kingf4 black kingg4 black kingh4 black king4
3a3 black kingb3 black kingc3 white knightd3 black kinge3 black kingf3 black kingg3 black kingh3 black king3
2a2 white pawnb2 white pawnc2 black kingd2 black kinge2 white pawnf2 white pawng2 white pawnh2 white pawn2
1a1 white rookb1 black kingc1 white bishopd1 white queene1 white kingf1 white bishopg1 white knighth1 white rook1
a b c d e f g h
Position in Forsyth-Edwards Notation (FEN)
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 f5

3...f5?

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This move is too weakening. It weakens the entire e-file, and the c4-g8 diagonal. In Match 1, Game 8, Labourdonnais-McDonnell, McDonnell played f5 and lost quickly.

Labourdonnais-McDonnell

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  1. d4 d5 2. c4 dxc4 3. Nc3 f5? 4. e3 e6 5. Bxc4 c6 6 Nf3 Bd6 7 e4 b5 8. Bb3 a5 (Horrible, but he had a very bad game in any case) 9 exf5 exf5 (The open e-file, central king and open a2-g8 Diagonal promise a quick and painful demise for black). 10. O-O a4 11. Bxg8 Rxg8 12. Bg5 Qc7 13. Qe2+?! (Re1+! was much stronger) Kf8 (Kf7 was better, though after Rfe1, White's advantage is beyond dispute) 14. Rfe1 Kf7 15. Rac1 Qb7 16 d5! h6 17. dxc6 Qa6 18. Nxb5 hxg5 19. Nxd6+ Kg6 20. Ne5+ Kf6 21. Qh5 g6 22. Qh7 Be6 23. Nxg6 Nxc6 24. Rxc6 Qd3 25. Qe7+ Kxg6 26. Rxe6+ Kh5 27. Qh7+ Kg4 28. Rc4+ f4 29. h3+ Qxh3 30. Qxh3#

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