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国际象棋开局理论/1. e4/1...Nc6/2. Nf3/2...f5

维基教科书,自由的教科书
科罗拉多反赌局
a b c d e f g h
8a8 black rookb8 black kingc8 black bishopd8 black queene8 black kingf8 black bishopg8 black knighth8 black rook8
7a7 black pawnb7 black pawnc7 black pawnd7 black pawne7 black pawnf7 black kingg7 black pawnh7 black pawn7
6a6 black kingb6 black kingc6 black knightd6 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 kingd4 black kinge4 white pawnf4 black kingg4 black kingh4 black king4
3a3 black kingb3 black kingc3 black kingd3 black kinge3 black kingf3 white knightg3 black kingh3 black king3
2a2 white pawnb2 white pawnc2 white pawnd2 white pawne2 black kingf2 white pawng2 white pawnh2 white pawn2
1a1 white rookb1 white knightc1 white bishopd1 white queene1 white kingf1 white bishopg1 black kingh1 white rook1
a b c d e f g h
福赛斯-爱德华兹记谱法(FEN)
着法: 1. e4 Nc6 2. Nf3 f5

科罗拉多反赌局

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如果接受,对白棋来说,通过 3. exf5 d5 4.d4 Bxf5 返还卒子通常更安全,局势较为均衡,但白棋也可以用 4. Bd3 保持卒子,但这种着法不如前者准确。白棋对科罗拉多反赌局最有效的武器之一是 4. Bb5 Bxf5 5.Ne5,因为白棋的棋子正在获得很多行动机会。

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