Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bc4/3...Nf6/4. Ng5/4...d5/5. exd5/5...b5/6. Bf1
| Ulvestad Variation | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
Position in Forsyth-Edwards Notation(FEN)
r1bqkb1r/p1p2ppp/2n2n2/1p1Pp1N1/8/8/PPPP1PPP/RNBQKB1R |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ulvestad Variation
6 Bf1! A strange looking move, undeveloping the Bishop, however White wisely retreats the Bishop as tactics advantage still remain on b5.
Theory table
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 6.Bf1
| 6 | 7 | 8 | 9 | 10 | ||
|---|---|---|---|---|---|---|
| Bf1 h6 |
Nxf7 Kxf7 |
cxd6 Bc5 |
Be2 Rf8 |
+= | ||
| ... ... |
Nf3 Qxd5 |
Nc3 Qe6 |
Bxb5 Bb7 |
O-O |
+= | |
| Fritz variation by transposition |
... Nd4 |
c3 Nxd5 |
∞ | |||
| ... Qxd5 |
Nc3 Qc5 |
Bxb5 Be7 |
Qf3 Bd7 |
O-O O-O |
+= | |
| ... Nxd5 |
Bxb5 Bb7 |
Qf3 Qxg5 |
Qxd5 Qf6 |
Nc3 |
+= | |
| ... Bg4 |
f3 Nxd5 |
Nxf7 Kxf7 |
fxg4 Nf4 |
c3 |
+= |
Estimated next move likelihood
h6 40%, Nd4 40%, Qxd5 15%, Nxd5 4%
When contributing to this Wikibook, please follow the Conventions for organization.
References
- Nunn's Chess Openings. 1999. John Nunn (Editor), Graham Burgess, John Emms, Joe Gallagher. ISBN 1-8574-4221-0.
|
|||||||||||||||||||||||||
