Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bc4/3...Nf6/4. Ng5/4...d5/5. exd5/5...b5
< Chess Opening Theory | 1. e4 | 1...e5 | 2. Nf3 | 2...Nc6 | 3. Bc4 | 3...Nf6 | 4. Ng5 | 4...d5 | 5. exd5
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| Ulvestad Variation | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Position in Forsyth-Edwards Notation(FEN) r1bqkb1r/p1p2ppp/2n2n2/1p1Pp1N1/2B5/8/PPPP1PPP/RNBQK2R | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ulvestad Variation[edit]
5 ... b5.[edit]
The defining move for the Ulvestad Variation. Black challenges the strong bishop on c4 by offering a pawn.
Theory table[edit]
For explanation of theory tables see theory table and for notation see algebraic notation.
- 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5
Ulvestad Variation
| 6 | 7 | 8 | 9 | 10 | ||
|---|---|---|---|---|---|---|
| Bf1 Nd4 |
c3 Nxd5 |
Ne4 Qh4 |
Ng3 Bg4 |
f3 e4 |
∞ | |
| Bxb5 Qxd5 |
Nc3 Qxg2 |
Qf3 Qxf3 |
Nxf3 Bd7 |
O-O Bd6 |
= | |
| dxc6 bxc4 |
Qe2 Qd5 |
f4 Qxc6 |
fxe5 Bg4 |
Nf3 O-O-O |
= |
Estimated next move likelihood[edit]
Bf1 62%, Bxb5 28%, dxc6 6%, Bb3 2%, Qe2 1%
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References[edit]
- Nunn's Chess Openings. 1999. John Nunn (Editor), Graham Burgess, John Emms, Joe Gallagher. ISBN 1-8574-4221-0.
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