Author: chandler yergin
Date: 04:53:00 11/14/05
Go up one level in this thread
On November 13, 2005 at 09:20:26, chandler yergin wrote: >On November 12, 2005 at 16:02:31, George Tsavdaris wrote: > >>On November 12, 2005 at 14:26:55, John Merlino wrote: >> >>>On November 12, 2005 at 12:43:26, George Tsavdaris wrote: >>> >>>> >>>> In this position it played 31.Bxa3 with an advantage for sure but not a clear >>>>position. While after 31.Ng5!! he would have an easy win...... Not so easy..... 34: New game, [D]2r1r3/1b1n1pkp/1qnBp1p1/4P1N1/2R1B3/p7/3Q1PPP/3R2K1 b - - 0 1 Analysis by Shredder 8: 1...Ndxe5 2.Bxe5+ f6 3.Bxc6 Qxf2+ 4.Kxf2 ³ (-0.41) Depth: 1/7 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Ndxe5 2.Bxe5+ Nxe5 3.Rb4 Nc4 4.Rxb6 ± (1.32) Depth: 4/21 00:00:00 1...Qa7 2.Bxc6 Rxc6 3.Nxe6+ Rxe6 4.Qh6+ Kxh6 ± (1.31) Depth: 4/21 00:00:00 1...Qa7 2.Bxc6 Rxc6 3.Nxe6+ Rxe6 4.Qh6+ Kxh6 ± (0.96) Depth: 4/21 00:00:00 1...Qa7 2.Qc3 a2 3.Qb2 ² (0.28) Depth: 4/21 00:00:00 1...Qb2 2.Qxb2 axb2 3.Rcc1 bxc1Q ² (0.27) Depth: 4/21 00:00:00 1...Qb2 2.Bxa3 Qxd2 3.Rxd2 Ncxe5 = (0.15) Depth: 4/21 00:00:00 1...h6 2.Bxa3 Ndxe5 3.Rb4 = (0.14) Depth: 4/21 00:00:00 1...h6 2.Bxa3 Ndxe5 3.Qc3 hxg5 4.Bxc6 Bxc6 5.Qxe5+ f6 = (0.03) Depth: 4/21 00:00:00 1...h6 2.Bxa3 Ndxe5 3.Qc3 hxg5 4.Bxc6 Bxc6 5.Qxe5+ f6 = (0.03) Depth: 5/22 00:00:00 1...h6 2.Nxf7 Kxf7 3.Qxh6 Nd8 4.Bxa3 Nxe5 ² (0.28) Depth: 6/20 00:00:00 1...h6 2.Nxf7 Kxf7 3.Qxh6 Ndxe5 4.Qf4+ Kg8 5.Bxe5 Nxe5 ² (0.55) Depth: 6/20 00:00:00 1...Qa7 2.Qc3 a2 3.Bxc6 Rxc6 4.Rb4 Rxc3 ² (0.54) Depth: 6/25 00:00:00 1...Qa7 2.Qc3 a2 3.Ba3 a1B 4.Qxa1 Ncxe5 ² (0.47) Depth: 6/25 00:00:00 1...Qa5 2.Bxa3 Qxa3 3.Qxd7 Nxe5 4.Qe7 Rxe7 ² (0.46) Depth: 6/25 00:00:00 1...Qa5 2.Bxa3 Qxa3 3.Qxd7 Nxe5 4.Qe7 Rxe7 = (0.11) Depth: 6/25 00:00:00 1...Qa5 2.Bxa3 Qxd2 3.Rxd2 Ncxe5 4.Rxc8 Bxc8 ³ (-0.32) Depth: 6/25 00:00:00 1...Qa5 2.Bxa3 Qxd2 3.Rxd2 Ncxe5 4.Rxc8 ³ (-0.37) Depth: 7/23 00:00:01 213kN 1...Qa5 2.Rc2 Ndxe5 3.Qxa5 Ra8 4.Bxe5+ Kf8 = (-0.12) Depth: 8/30 00:00:01 404kN 1...Qa5 2.Rc2 Qxd2 3.Rcxd2 Na5 4.Bxa3 = (0.02) Depth: 8/30 00:00:01 446kN 1...Qa5 2.Qf4 Ncxe5 3.Bb4 Qb5 4.Rxc8 Rxc8 5.Bxb7 = (0.05) Depth: 9/31 00:00:03 910kN 1...Qa5 2.Qf4 Ncxe5 3.Bb4 Qb5 4.Rxc8 Rxc8 5.Bxb7 Qxb7 6.Bxa3 = (0.02) Depth: 10/31 00:00:07 2171kN 1...Qa5 2.Bb4 Nxb4 3.Qxd7 Qxe5 4.Rxb4 a2 5.Qxb7 Qxh2+ ² (0.27) Depth: 11/35 00:00:13 4101kN 1...Qa5 2.Bb4 Nxb4 3.Qxd7 Qxe5 4.Rxb4 a2 5.Qxb7 Qxh2+ ± (0.77) Depth: 11/35 00:00:13 4198kN 1...Qa5 2.Bb4 Qd8 3.Qxd7 Qxd7 4.Rxd7 ± (0.77) Depth: 11/35 00:00:21 6809kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Qf4 f6 5.exf6+ Qxf6 6.Qh4 Rf8 ± (1.02) Depth: 12/39 00:00:41 12894kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Qf4 f6 5.exf6+ Qxf6 6.Qh4 h5 7.Bxa3 Kh8 8.Rd6 ± (1.06) Depth: 12/39 00:00:53 16807kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qxd7+ Qxd7 5.Rxd7+ Kg8 6.Bxa3 ± (0.93) Depth: 13/39 00:01:58 38230kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Rh4 h6 5.Nxe6+ Kg8 6.Nxd8 Nxe5 ± (1.18) Depth: 14/41 00:03:08 61232kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Rh4 Rh8 5.Qf4 Qe8 6.Bxa3 h6 7.Qxf7+ ± (1.18) Depth: 14/41 00:03:52 76276kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Rh4 Rh8 5.Qf4 Qe8 6.Bxa3 h6 7.Ne4 ± (1.34) Depth: 15/43 00:07:54 156402kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Rh4 h5 5.Nxf7 Kxf7 ± (1.09) Depth: 16/47 00:18:02 362516kN 1...Qa5 2.Bb4 Qd8 3.Bxc6 Bxc6 4.Rh4 h5 5.Nxf7 Qxh4 6.Qh6+ ± (1.09) Depth: 16/47 00:18:48 377190kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Kg8 5.Bxg6 hxg6 6.Qxg6+ Kh8 7.Qh6+ Kg8 8.Rg4+ Kf7 9.Bxa3 Qf6 ± (1.34) Depth: 17/49 00:31:07 629649kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Kg8 5.Bxg6 hxg6 6.Qxg6+ Kh8 7.Qh6+ Kg8 +- (1.84) Depth: 17/49 00:35:10 716873kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Ncxe5 5.Qxh7+ Kf6 6.Bc6 Nxc4 7.Rxd7 Qxd7 8.Bxd7 +- (1.84) Depth: 17/50 00:42:21 873658kN 1...Ndxe5 2.Rb4 Qa5 3.Rxb7 Qxd2 4.Rxd2 Nc4 5.Rxf7+ Kg8 6.Rxh7 Nxd2 7.Rh8+ +- (1.83) Depth: 17/50 01:11:08 1456781kN 1...Ndxe5 2.Rb4 Qa5 3.Qf4 Rcd8 4.Rxb7 a2 5.Nxf7 Nxf7 6.Bxc6 +- (1.83) Depth: 17/50 01:15:03 1535545kN 1...Nd8 2.Rxc8 Bxc8 3.Bxa3 Nxe5 4.Qc3 f6 5.Qxc8 fxg5 6.Rxd8 +- (1.82) Depth: 17/51 01:40:52 2061786kN 1...Nd8 2.Rxc8 Bxc8 3.Bxa3 Nxe5 4.Qc3 Qb8 5.Bd6 f6 6.Bxb8 +- (1.59) Depth: 17/51 01:47:40 2199963kN 1...Nd8 2.Rxc8 Bxc8 3.Bxa3 h6 4.Nf3 Qb5 5.Nd4 Qa4 +- (1.72) Depth: 18/49 02:40:02 3266384kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Nf8 5.Rxd8 Rexd8 6.Bd6 a2 7.Ra4 Ra8 8.Rxa2 +- (1.71) Depth: 18/53 03:06:21 3842234kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Nf8 5.Rxd8 Rexd8 6.Bd6 a2 7.Ra4 Ra8 8.Rxa2 ± (1.36) Depth: 18/53 03:25:39 4254205kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Nf8 5.Rxd8 Rexd8 6.Bxg6+ hxg6 7.Rf4+ Kg8 8.Rxf8+ Rxf8 9.Bxf8 ± (1.36) Depth: 18/53 03:30:40 4355113kN 1...Qa5 2.Bb4 Qd8 3.Nxf7 Kxf7 4.Qh6 Nf8 5.Rxd8 Rexd8 6.Bxg6+ hxg6 7.Rf4+ Kg8 8.Rxf8+ ± (1.38) Depth: 19/55 05:13:38 6468394kN (, 14.11.2005) > >For comparison purposes: >[D]2r1r3/1b1n1pkp/1qnBp1p1/4P1N1/2R1B3/8/p2Q1PPP/3R2K1 w - - 0 1 > >Analysis by Fritz 5.32: > >2.Bxc6! > ² (0.28) Depth: 1/7 00:00:00 >2.Bxc6 Bxc6 3.Qxa2 > ² (0.28) Depth: 2/5 00:00:00 >2.Bxc6 Rxc6 3.Qxa2 Rec8 4.Rxc6 Qxc6 > = (0.00) Depth: 3/15 00:00:00 4kN >2.Bxc6 Rxc6 3.Qxa2 Ra8 4.Qc2 Rxc4 5.Qxc4 > = (0.03) Depth: 4/16 00:00:00 10kN >2.Bxc6 Rxc6 3.Qxa2 Ra8 4.Qc2 Rxc4 5.Qxc4 > = (0.03) Depth: 5/23 00:00:00 76kN >2.Bxc6 Rxc6 3.Rh4 h5 4.Qxa2 Ra8 5.Ra4 > = (0.13) Depth: 6/23 00:00:00 181kN >2.Bxc6 Rxc6 3.Qxa2 h6 4.Rxc6 Qxc6 5.Nf3 Rd8 6.Qd2 > = (0.09) Depth: 7/27 00:00:01 889kN >2.Bxc6 Rxc6 3.Ra4 h6 4.Nxf7 Kxf7 5.Qxh6 Nf6 6.Rxa2 > = (0.03) Depth: 8/27 00:00:02 3042kN >2.Bxc6! > ² (0.34) Depth: 9/30 00:00:09 16538kN >2.Bxc6 Rxc6 3.Rb4 Qa5 4.Qf4 f5 5.exf6+ > ± (0.75) Depth: 9/32 00:00:13 21830kN >2.Bxc6 Bxc6 3.Qf4 Rf8 4.Bxf8+ Rxf8 5.Rc2 h6 6.Rxa2 hxg5 > ² (0.56) Depth: 10/33 00:00:28 49598kN >2.Bxc6 Bxc6 3.Qf4 Rf8 4.Bxf8+ Rxf8 5.Rc2 h6 6.Rxa2 hxg5 > ² (0.31) Depth: 11/37 00:02:17 235316kN >2.Nxf7! > ² (0.34) Depth: 11/38 00:05:26 578322kN >2.Nxf7 Kxf7 3.Bxg6+ hxg6 4.Qh6 Re7 5.Rf4+ Kg8 6.Qxg6+ Rg7 > ² (0.41) Depth: 11/39 00:06:24 689894kN >2.Nxf7 Kxf7 3.Bxg6+ hxg6 4.Qh6 Re7 5.Rf4+ Kg8 6.Qxg6+ Rg7 > ² (0.41) Depth: 12/39 00:08:33 931642kN >2.Nxf7 Kxf7 3.Bxg6+ hxg6 4.Qh6 Re7 5.Rf4+ Kg8 6.Qxg6+ Rg7 > ² (0.66) Depth: 13/42 00:29:55 3313203kN > >(, 13.11.2005) > >>>> >>>>The King will win anyway as it has a Bishop more right now..... >>>> >>>>[D]2r1r3/1b1n1pkp/1qnBp1p1/4P3/2R1B3/p4N2/3Q1PPP/3R2K1 w - - 0 31 >>> >>>Are you sure? >>> >>>31.Ng5 Qa5 32.Bb4 Qd8 33.Nxf7 Kxf7 34.Qxd7+ Qxd7 35.Rxd7+ Kg8 >>> >>>which CM9_R1 evaluates at +1.19 for White after two minutes on a P4-2.4. >> >>31.Ng5 Qa5 32.Bb4 Qd8 as the CM9_R1 suggests, but then 33.Bxc6 Bxc6 34.Qf4! f6 >>(or f5) 35.exf6 Qxf6 36.Qc1! +- >> >>> >>>However, it evaluates 31.Bxa3 as +2.13. Yes, 31.Ng5 probably also wins, but is >>>it a better move (not counting aesthetics)? >>> >>>jm
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