Chess Opening Theory/1. d4/1...Nf6/2. c4/2...c5/3. d5/3...b5/4. cxb5
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Position in Forsyth-Edwards Notation (FEN)
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Moves: 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 | |
ECO code: A57 | |
Parent: Benko gambit | |
Responses: 4...a6 |
4. cxb5
[edit | edit source]White accepts the initial pawn.
The "real" gambit now follows with 4...a6, where White can take another pawn but Black can only recover one. In exchange for being a pawn down, Black hopes to capitalise on the open a- and b-files and a good structure in the form of a single large pawn island.
4...a6 is essentially the only move. Note that 4...Qa5+ does not recover the pawn as 5. Nc3 interposes check and defends b5.
Theory table
[edit | edit source].
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5
4 | 5 | 6 | 7 | |
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... a6 |
bxa6 Bxa6 |
Nc3 d6 |
Nf3 g6 |
References
[edit | edit source]- Kasparov, Garry, & Keene, Raymond 1989 Batsford chess openings 2. ISBN 0-8050-3409-9.
2. Nf3
2. Other
1. e4 ...other:
2. other
With 2...e6:
With 2...g6:
With other 2nd moves for Black:
With 2...g6:
With other 2nd moves for Black:
2. other:
1. d4 f5
Dutch defence
Dutch defence
1. d4 ...other:
Flank
Unorthodox