Author: Uri Blass
Date: 03:59:42 09/24/01
Go up one level in this thread
On September 24, 2001 at 01:41:30, Michel Langeveld wrote: >a3 seems to be also a very good move > >====================================================================== >! ECM.1354 ! >====================================================================== > > +---+---+---+---+---+---+---+---+ > 8 | *R| | | *Q| | *R| *K| | > +---+---+---+---+---+---+---+---+ > 7 | *P| | | | | | *P| *P| > +---+---+---+---+---+---+---+---+ > 6 | *B| *N| | *P| | *P| | | > +---+---+---+---+---+---+---+---+ > 5 | | | *P| P | | | | | > +---+---+---+---+---+---+---+---+ > 4 | | *B| P | | N | P | | | > +---+---+---+---+---+---+---+---+ > 3 | | | | B | | R | | | > +---+---+---+---+---+---+---+---+ > 2 | P | B | Q | | | | P | P | > +---+---+---+---+---+---+---+---+ > 1 | R | | | | | | K | | > +---+---+---+---+---+---+---+---+ > a b c d e f g h > >solution 1. Ng5 > time surplus 0.00 time limit 20:00 (20:00) > nss depth time score variation (1) > 7 0.33 0.56 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Rxe8+ Qxe8 5. Rb1 > 7-> 0.71 0.56 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Rxe8+ Qxe8 5. Rb1 > 8 0.88 0.42 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Nf5 Rxe3 5. Nxe3 > 8 1.54 0.47 1. Nf2 Kh8 2. Rh3 h6 3. Rb1 Re8 4. > Bg6 Re7 > 8-> 4.18 0.47 1. Nf2 Kh8 2. Rh3 h6 3. Rb1 Re8 4. > Bg6 Re7 > 9 5.11 0.45 1. Nf2 h6 2. a3 Ba5 3. Re3 Re8 4. Re6 > Rb8 5. Rb1 > 9 9.28 0.52 1. Rh3 h6 2. a3 Ba5 3. Rb1 Rb8 4. Re3 > Re8 5. Qe2 > 9 14.25 0.54 1. Re3 Rb8 2. Ng3 Re8 3. Re6 Kf8 4. > Nf5 Nc8 5. Rb1 > 9-> 15.43 0.54 1. Re3 Rb8 2. Ng3 Re8 3. Re6 Kf8 4. > Nf5 Nc8 5. Rb1 > 10 31.38 0.48 1. Re3 Qd7 2. Ng3 Kh8 3. a3 Ba5 4. > Rf1 Rae8 5. Bf5 Qc7 <HT> > 10 46.82 ++ 1. Ng5!! > 10 1:02 2.45 1. Ng5 h6 2. Ne6 Qd7 3. Nxf8 Rxf8 4. > a3 Ba5 5. Bh7+ Kh8 6. Bf5 > 10-> 1:03 2.45 1. Ng5 h6 2. Ne6 Qd7 3. Nxf8 Rxf8 4. > a3 Ba5 5. Bh7+ Kh8 6. Bf5 > 11 1:14 2.45 1. Ng5 h6 2. Ne6 Qc8 3. Nxf8 Qxf8 4. > a3 Ba5 5. Re3 Re8 6. Re6 > 11-> 1:19 2.45 1. Ng5 h6 2. Ne6 Qc8 3. Nxf8 Qxf8 4. > a3 Ba5 5. Re3 Re8 6. Re6 > 12 2:07 ++ 1. Ng5!! > 12 5:37 3.08 1. a3 Ba5 2. Ng5 Re8 3. Bxh7+ Kf8 4. > Bg6 Nxc4 5. Rh3 Qb6 6. Rh8+ Ke7 7. > Rxe8+ Rxe8 8. Qe4+ Ne5 9. Bxe5 dxe5 > 10. Bxe8 Kxe8 > 12-> 5:44 3.08 1. a3 Ba5 2. Ng5 Re8 3. Bxh7+ Kf8 4. > Bg6 Nxc4 5. Rh3 Qb6 6. Rh8+ Ke7 7. > Rxe8+ Rxe8 8. Qe4+ Ne5 9. Bxe5 dxe5 > 10. Bxe8 Kxe8 > 13 6:18 3.37 1. a3 Ba5 2. Ng5 Re8 3. Bxh7+ Kf8 4. > Bg6 Nxc4 5. Bxe8 Qxe8 6. Ne6+ Kg8 7. > Rg3 Kh8 8. Rxg7 Nxb2 9. Qxb2 > 13-> 6:56 3.37 1. a3 Ba5 2. Ng5 Re8 3. Bxh7+ Kf8 4. > Bg6 Nxc4 5. Bxe8 Qxe8 6. Ne6+ Kg8 7. > Rg3 Kh8 8. Rxg7 Nxb2 9. Qxb2 > 14 8:47 -- 1. a3 > 14 9:35 3.05 1. a3 Ba5 2. Ng5 h6 3. Bh7+ Kh8 4. > Rh3 Nxc4 5. Bg8 f5 6. Bf7 Qxg5 7. fxg5 > Rxf7 8. gxh6 Nxb2 9. hxg7+ Kg8 10. > Qxb2 Rxg7 Crafty can see a bigger score for white after 1.Ng5 at depthes 10,11 so I do not understand the fact that it could not find 1.Ng5 at depth 13 based on the analysis I also do not understand the +2.45 score at depthes 10,11 because my Crafty18.10 can find signidicantly bigger score at these depthes in the root position New position [D]r2q1rk1/p5pp/bn1p1p2/2pP2N1/1bP2P2/3B1R2/PBQ3PP/R5K1 b - - 0 1 Analysis by Crafty 18.10: 1...fxg5 2.Bxh7+ -+ (-2.21) Depth: 1/10 00:00:00 1...fxg5 2.Bxh7+ Kh8 -+ (-2.11) Depth: 2/10 00:00:00 1...fxg5 2.Bxh7+ Kh8 3.a3 -+ (-2.08) Depth: 3/10 00:00:00 1...fxg5 2.a3 Ba5 3.Bxh7+ Kh8 -+ (-1.99) Depth: 4/11 00:00:00 1...fxg5 2.a3 Ba5 3.Bxh7+ Kh8 4.Qg6 Nxc4 5.Bxg7# -+ (-2.01) Depth: 5/19 00:00:00 1...fxg5 2.Bxh7+ Kh8 3.Qg6 Qe7 4.Qh6 Rxf4 5.Bf5+ Kg8 6.Be6+ Kf8 7.Rxf4+ gxf4 8.Qxf4+ -+ (-1.77) Depth: 6/19 00:00:00 58kN 1...fxg5 2.Bxh7+ Kh8 3.Rh3 Rf6 4.a3 Ba5 5.Bxf6 Qxf6 ³ (-0.34) Depth: 7/20 00:00:01 333kN 1...fxg5 2.Bxh7+ Kh8 3.Rh3 Bc3 4.Bf5+ Kg8 5.Be6+ Rf7 6.Bxc3 Nxc4 +- (4.04) Depth: 8/25 00:00:03 1181kN 1...Re8 +- (3.64) Depth: 8/25 00:00:03 1498kN 1...Re8 2.Bxh7+ Kf8 3.Ne6+ Rxe6 4.dxe6 Nxc4 5.a3 Bd2 6.Be4 +- (3.50) Depth: 8/25 00:00:05 2022kN 1...h6 +- (3.10) Depth: 8/25 00:00:06 2711kN 1...h6 2.Ne6 Qe7 3.Rg3 Rf7 4.Bh7+ Kh8 5.Bg6 Rff8 6.Nxf8 Rxf8 +- (2.83) Depth: 8/25 00:00:07 2874kN 1...h6 2.Bh7+ Kh8 3.Bg8 f5 4.Bf7 Nxc4 5.Qxf5 Qxg5 6.fxg5 Nxb2 7.gxh6 gxh6 +- (4.82) Depth: 9/28 00:00:12 4993kN 1...Re8 +- (4.42) Depth: 9/28 00:00:12 5398kN 1...Re8 2.Bxh7+ Kf8 3.Ne6+ Rxe6 4.dxe6 Bxc4 5.a3 Ba5 6.Qf5 Qe7 +- (3.14) Depth: 9/28 00:00:17 7630kN 1...Re8 2.Bxh7+ Kf8 3.Bg6 Nxc4 4.Bxe8 Qxe8 5.Ne6+ Kf7 6.Rg3 Qh8 7.Rxg7+ Qxg7 8.Nxg7 Nxb2 +- (3.47) Depth: 10/31 00:00:36 15816kN 1...Re8 2.Bxh7+ Kf8 3.Qg6 Qd7 4.Bxf6 Bxc4 5.Rg3 Nxd5 6.Bxg7+ Ke7 7.Re3+ Kd8 8.Rxe8+ Qxe8 9.Qxd6+ Kc8 10.Ne6 +- (5.29) Depth: 11/31 00:01:30 39760kN 1...g6 +- (4.89) Depth: 11/31 00:03:07 85503kN 1...g6 2.Bxg6 h6 3.Ne6 Qe7 4.Bh5 Kh8 5.Qg6 Nd7 6.Nxf8 Qxf8 +- (4.81) Depth: 11/31 00:03:33 96980kN (Blass, Tel-aviv 24.09.2001) New position [D]r2q1rk1/p5pp/bn1p1p2/2pP4/1bP1NP2/3B1R2/PBQ3PP/R5K1 w - - 0 1 Analysis by Crafty 18.10: 1.Re3 ² (0.56) Depth: 1/8 00:00:00 1.Re3 Re8 ² (0.28) Depth: 2/8 00:00:00 1.Ng3 h6 ² (0.42) Depth: 2/8 00:00:00 1.Ng3 h6 2.Re3 ² (0.70) Depth: 3/8 00:00:00 1.Ng3 h6 2.a3 Ba5 ² (0.54) Depth: 4/10 00:00:00 1.Ng3 h6 2.a3 Ba5 3.Re3 ± (0.82) Depth: 5/18 00:00:00 1.Ng3 Kh8 2.a3 Ba5 3.Re3 Re8 ² (0.59) Depth: 6/18 00:00:00 38kN 1.Ng3 Kh8 2.a3 Ba5 3.Re3 Re8 4.Rxe8+ Qxe8 5.Rb1 ± (0.71) Depth: 7/20 00:00:00 132kN 1.Ng3 Kh8 2.a3 Ba5 3.Re3 Re8 4.Nf5 Rxe3 5.Nxe3 ² (0.59) Depth: 8/26 00:00:01 410kN 1.Rg3 Rb8 2.Nxf6+ Rxf6 3.Bxh7+ Kf8 4.Rxg7 Kxg7 5.Qg6+ Kf8 6.Bxf6 ² (0.63) Depth: 8/26 00:00:04 1642kN 1.Rg3 Rb8 2.Nf2 Kh8 3.Rh3 h6 4.a3 Ba5 5.Rb1 ² (0.66) Depth: 9/29 00:00:07 2664kN 1.Rb1 Rb8 2.Ng3 Kh8 3.a3 Ba5 4.Re3 Re8 5.Re6 ² (0.69) Depth: 9/29 00:00:11 3872kN 1.Nf2 Kh8 2.a3 Ba5 3.Rh3 h6 4.Re3 Re8 5.Rxe8+ Qxe8 6.Rb1 ² (0.70) Depth: 9/29 00:00:15 5766kN 1.Ng5 ± (1.10) Depth: 9/29 00:00:19 7082kN 1.Ng5 h5 2.Ne6 Qe7 3.Nxf8 Rxf8 4.Rh3 g6 5.Rb1 +- (2.52) Depth: 9/29 00:00:26 10409kN 1.Ng5 h5 2.Ne6 Qe7 3.Nxf8 Rxf8 4.Rh3 g6 5.Rb1 +- (2.92) Depth: 10/31 00:00:39 15608kN 1.Ng5 Re8 2.Ne6 Qe7 3.Rg3 Kh8 4.Rxg7 Qxg7 5.Nxg7 Kxg7 6.Rb1 +- (3.21) Depth: 11/34 00:01:28 36849kN 1.Ng5 Re8 2.Ne6 Qe7 3.Rg3 Kh8 4.Rxg7 Qxg7 5.Nxg7 Kxg7 6.Rb1 +- (3.61) Depth: 12/34 00:03:15 80555kN (Blass, Tel-aviv 24.09.2001) Uri
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