Author: Renze Steenhuisen
Date: 14:07:51 05/04/05
Go up one level in this thread
On May 04, 2005 at 01:04:09, Randy Lovelace wrote:
>[D] rn3rk1/p2q1pp1/4p2p/2ppP1NQ/P7/2P1P3/2P3PP/R4RK1 w - - 0 17
>
>
>Can any program find Rf6?
>
>[Event "URS-ch06 Odessa qf1 "]
>[Site "?"]
>[Date "1929.01.01"]
>[Round "?"]
>[White "Bernstein, A"]
>[Black "Sorokin, N"]
>[Result "1-0"]
>[ECO "C17"]
>[Opening "French"]
>[Variation "Winawer, advance, Bogolyubov variation"]
>
>1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.a3 Bxc3 7.bxc3 b6 8.Nf3 Ba6
>9.Bxa6 Nxa6 10.O-O Qd7 11.a4 Nb8 12.Be3 Nf5 13.dxc5 Nxe3 14.fxe3 bxc5 15.
>Ng5 O-O 16.Qh5 h6 17.Rf6 Nc6 18.Rxh6 gxh6 19.Qxh6 f6 20.exf6 Ne5 21.Rf1
>Rab8 22.Rf4 Rb1+ 23.Kf2 Rxf6 24.Qxf6 1-0
clearing hash tables
time surplus 0.00 time limit 166666:39 (166666:39) [easy move]
depth time score variation (1)
1 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
1-> 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
2 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
2-> 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
3 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
3-> 0.00 -5.43 1. ... gxf6 2. exf6 hxg5 3. Qxg5+
4 0.01 -5.53 1. ... gxf6 2. exf6 hxg5 3. Qxg5+ Kh7
4-> 0.01 -5.53 1. ... gxf6 2. exf6 hxg5 3. Qxg5+ Kh7
5 0.01 -- 1. ... gxf6
5 0.01 -3.96 1. ... gxf6 2. exf6 d4 3. cxd4 cxd4
4. exd4 Qxd4+
5-> 0.02 -3.96 1. ... gxf6 2. exf6 d4 3. cxd4 cxd4
4. exd4 Qxd4+
6 0.02 -- 1. ... gxf6
6 0.03 2.61 1. ... gxf6 2. exf6 Qxa4 3. Rxa4 hxg5
4. Qxg5+ Kh7
6 0.07 -1.77 1. ... Qc7 2. Nxf7 Rxf7 3. Rxe6 Nc6
4. Re1
6 0.13 -3.09 1. ... Nc6 2. Nf3 gxf6 3. exf6 Rab8
4. Qxh6
6 0.16 -4.01 1. ... hxg5 2. Qxg5 Nc6 3. Rf4 Qc7
4. Raf1 Qxe5
6-> 0.16 -4.01 1. ... hxg5 2. Qxg5 Nc6 3. Rf4 Qc7
4. Raf1 Qxe5
7 0.19 -- 1. ... hxg5
7 0.21 -3.47 1. ... hxg5 2. Rf3 Qe7 3. Rg3 Nc6 4.
Rxg5 Rab8
7-> 0.26 -3.47 1. ... hxg5 2. Rf3 Qe7 3. Rg3 Nc6 4.
Rxg5 Rab8
8 0.39 -3.33 1. ... hxg5 2. Rf3 f5 3. exf6 gxf6
4. Raf1 Qg7 5. Qg4 Qe7
8-> 0.52 -3.33 1. ... hxg5 2. Rf3 f5 3. exf6 gxf6
4. Raf1 Qg7 5. Qg4 Qe7
9 0.88 -3.47 1. ... hxg5 2. Rf3 g4 3. Rg3 Qc7 4.
Rxg4 Nc6 5. Rg5 Rab8
9-> 1.01 -3.47 1. ... hxg5 2. Rf3 g4 3. Rg3 Qc7 4.
Rxg4 Nc6 5. Rg5 Rab8
10 1.45 -3.32 1. ... hxg5 2. Rf3 f5 3. exf6 gxf6
4. Raf1 Qg7 5. c4 Nc6 6. cxd5 exd5
7. c3
10-> 2.20 -3.32 1. ... hxg5 2. Rf3 f5 3. exf6 gxf6
4. Raf1 Qg7 5. c4 Nc6 6. cxd5 exd5
7. c3
11 3.70 -3.21 1. ... hxg5 2. Rf3 f5 3. Rh3 g4 4.
Qh7+ Kf7 5. Rh6 Ke8 6. Rg6 Rf7 7. Qg8+
Ke7 8. Rb1
11-> 6.26 -3.21 1. ... hxg5 2. Rf3 f5 3. Rh3 g4 4.
Qh7+ Kf7 5. Rh6 Ke8 6. Rg6 Rf7 7. Qg8+
Ke7 8. Rb1
12 10.68 -3.14 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Qg5 Rf5 7.
Qg6 Raf8
12-> 14.50 -3.14 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Qg5 Rf5 7.
Qg6 Raf8
13 20.59 -3.17 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Rb1 Qf7 7.
Qxf7+ Rxf7 8. Rb5 Ne5 9. Rf4
13-> 29.00 -3.17 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Rb1 Qf7 7.
Qxf7+ Rxf7 8. Rb5 Ne5 9. Rf4
14 1:20 -3.33 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Rh4 Rh6 7.
Qg5 Rxh4 8. Qxh4 Kf7 9. Rf1+ Ke8
14-> 1:28 -3.33 1. ... hxg5 2. Rf3 g4 3. Rg3 Nc6 4.
Rxg4 f5 5. exf6 Rxf6 6. Rh4 Rh6 7.
Qg5 Rxh4 8. Qxh4 Kf7 9. Rf1+ Ke8
15 3:17 -- 1. ... hxg5
15 4:38 -3.11 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Qf4 Rab8 8. Qf3 Rb2
15-> 5:13 -3.11 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Qf4 Rab8 8. Qf3 Rb2
16 7:18 -- 1. ... hxg5
16 37:45 -2.70 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g6
4. Rxg6+ fxg6 5. Qxg6+ Qg7 6. Qxe6+
Rf7 7. Qxc6 Rd8 8. Rxf7 Qxf7 9. Qxc5
Re8 10. Qd6 Qe6 11. c4 dxc4 12. Qxe6+
Rxe6
16-> 41:19 -2.70 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g6
4. Rxg6+ fxg6 5. Qxg6+ Qg7 6. Qxe6+
Rf7 7. Qxc6 Rd8 8. Rxf7 Qxf7 9. Qxc5
Re8 10. Qd6 Qe6 11. c4 dxc4 12. Qxe6+
Rxe6
17 47:02 -2.63 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Rxf5 exf5 8. Rh4 f6 9. Qh8+ Kf7 10.
Qxf6+ Ke8 11. Qxg6+ Kd8 12. e6
17-> 54:07 -2.63 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Rxf5 exf5 8. Rh4 f6 9. Qh8+ Kf7 10.
Qxf6+ Ke8 11. Qxg6+ Kd8 12. e6
18 69:57 -2.67 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Rxf5 exf5 8. Rh4 f6 9. Qh8+ Kf7 10.
Qxf6+ Ke8 11. Qxg6+ Kd8 12. Qd6 Re8
13. Qxc5 Rxe5
18-> 82:25 -2.67 1. ... hxg5 2. Raf1 Nc6 3. R1f3 g4
4. R3f4 g6 5. Rxg4 Ne7 6. Qh6 Nf5 7.
Rxf5 exf5 8. Rh4 f6 9. Qh8+ Kf7 10.
Qxf6+ Ke8 11. Qxg6+ Kd8 12. Qd6 Re8
13. Qxc5 Rxe5
19 87:45 1/23* 1. ... hxg5
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