Author: Torstein Hall
Date: 12:06:01 01/25/02
Go up one level in this thread
New game r1bq2k1/p5bp/3p1nnr/P1pPp3/2P1Pp2/1NN2R1P/4B1P1/1R1QB1K1 b - - 0 1 Analysis by Fritz 7: 1...Nh4 2.Rf1 Qe8 3.Bxh4 Rxh4 4.Nb5 Qg6 5.Nxd6 Bxh3 6.Bf3 = (-0.16) Depth: 9/24 00:00:00 260kN 1...Nh4 2.Rf1 Qe8 3.Rf2 Qg6 4.Qd3 Rb8 5.Kh2 Bd7 6.a6 = (-0.22) Depth: 10/27 00:00:00 581kN 1...Nh4 2.Rf2 Qd7 3.Bf3 Rg6 4.Kh1 Nxf3 5.Rxf3 Qf7 6.Qd3 Rb8 7.Nb5 = (-0.19) Depth: 11/28 00:00:03 2511kN 1...Nh4 2.Rd3 Rb8 3.Bf2 Rb4 4.g4 Nd7 5.Nb5 a6 6.Na7 Rxc4 7.Nxc8 Qxc8 = (-0.19) Depth: 12/34 00:00:11 7350kN 1...Nh4 2.Rd3 Rb8 3.g3 Ng6 4.g4 Ne8 5.Bf1 Bd7 6.Qf3 Nh4 7.Bxh4 = (-0.22) Depth: 13/35 00:00:28 18557kN 1...Nh4 2.Rd3 Rb8 3.Nd2 Rxb1 4.Qxb1 Qxa5 5.Qb8 Qd8 6.Bxh4 Rxh4 7.Nb5 = (-0.13) Depth: 14/36 00:01:17 52261kN 1...Rb8! = (-0.16) Depth: 14/36 00:01:52 77505kN 1...Rb8 2.Bd3 Ne8 3.Bf1 Nh4 4.Bxh4 Rxh4 5.Nb5 Qe7 6.Nd2 Nf6 7.Qe2 Rh6 = (-0.19) Depth: 14/39 00:02:44 113383kN 1...Nh8! = (-0.22) Depth: 14/39 00:03:08 128991kN 1...Nh8 2.Qd3 Nf7 3.Rf1 Rb8 4.Kh2 Ng5 5.Kg1 a6 6.h4 Nf7 7.Bf3 ³ (-0.29) Depth: 15/40 00:04:50 201519kN 1...Nh8 2.Qd3 Nf7 3.Rf1 Rb8 4.Bf3 Ng5 5.Be2 a6 6.h4 Nf7 7.Bf3 Ng4 = (-0.25) Depth: 16/38 00:06:08 256198kN (Hall, Privat 25.01.2002) On January 25, 2002 at 14:04:29, Uri Blass wrote: >On January 25, 2002 at 13:51:00, Mark Young wrote: > >>On January 25, 2002 at 13:34:33, Uri Blass wrote: >> >>>On January 25, 2002 at 13:22:37, Roy Eassa wrote: >>> >>>> >>>>The original commentary said that the reason 1...Nh8 was best was to move it to >>>>f7 then to g5 then to sacrifice it on h3. Does any engine show this occurring >>>>in the PV? >>> >>>It seems to me that after >>>1...Nh8 2.Rf1 Nf7 3.h4 Ng5 4.hxg5 you can resign >>> >>>1...Nh8 2.Rf1 Nf7 3.h4 is shown in the pv that was posted. >>> >>>Uri >> >>Other programs are at a loss when it comes to this position. Most programs think >>that white is better or equal. Only the Tigers are albe to solve this position >>that I can find. one example below. >> >>New position >>r1bq2k1/p5bp/3p1nnr/P1pPp3/2P1Pp2/1NN2R1P/4B1P1/1R1QB1K1 b - - 0 1 >> >>Analysis by Crafty 18.13: >> >>1...Rb8 >> ± (0.95) Depth: 1/5 00:00:00 >>1...Rb8 2.Bf2 >> ± (1.09) Depth: 2/5 00:00:00 >>1...Nh4 2.Rd3 >> ± (0.87) Depth: 2/5 00:00:00 >>1...Nh4 2.Bxh4 Rxh4 3.Qf1 >> ± (0.97) Depth: 3/6 00:00:00 >>1...Rb8 2.Bf2 Rh5 >> ± (0.89) Depth: 3/6 00:00:00 >>1...Rb8 2.Bd2 Nh4 3.Rf1 >> ± (0.90) Depth: 4/9 00:00:00 >>1...Rb8 2.Rf1 Nh4 3.Bf2 Bd7 >> ± (0.82) Depth: 5/12 00:00:00 >>1...Rb8 2.Rf1 Ne8 3.Bf2 Qg5 4.Qd2 >> ± (0.99) Depth: 6/16 00:00:00 40kN >>1...Nh4 2.Rf1 Nd7 3.Bg4 Qg5 4.Be6+ Kh8 >> ± (0.86) Depth: 6/16 00:00:00 70kN >>1...Nh4 2.Bxh4 Rxh4 3.Qf1 Rb8 4.Qf2 Rh5 5.Bd3 >> ± (0.86) Depth: 7/17 00:00:01 131kN >>1...Nh4 2.Rf1 Nxg2 3.Kxg2 Bxh3+ 4.Kf2 Bxf1 5.Kxf1 Rg6 >> ± (0.94) Depth: 8/22 00:00:01 351kN >>1...Ne8 2.Qd3 Qg5 3.Bd1 Bd7 4.a6 Nc7 5.Ra1 >> ² (0.65) Depth: 8/22 00:00:03 867kN >>1...Ne8 2.Rf1 Qg5 3.Bg4 Bxg4 4.Qxg4 Qxg4 5.hxg4 Rb8 6.Bf2 Nh4 >> ² (0.53) Depth: 9/22 00:00:04 1522kN >>1...Ne8 2.Bd2 Qg5 3.Kh1 Nh4 4.Rf2 Rb8 5.Qf1 Rg6 6.Bd3 >> ² (0.56) Depth: 10/22 00:00:08 3342kN >>1...Ne8 2.Bd2 Qg5 3.Kh1 Nh4 4.Rf2 Rb8 5.Qf1 Rg6 6.Nb5 Rb7 >> ² (0.46) Depth: 11/27 00:00:19 7937kN >>1...Ne8 2.Kh2 Qg5 3.Kh1 Nh4 4.Rf2 Qg3 5.Rb2 Qg5 6.Bg4 Rg6 7.Bxc8 Rxc8 >> ² (0.40) Depth: 12/29 00:01:06 28325kN >>1...Ne8 2.Bd2 Qg5 3.Kh1 Nh4 4.Rf2 Nf6 5.Qf1 Rb8 6.Bc1 Rg6 7.Bd3 Bd7 >> ² (0.39) Depth: 13/29 00:05:38 139951kN >> >>(Young, MyTown 25.01.2002) > >The question is if Nh8 is really winning. >The fact that tiger plays this move does not prove that it is winning >and the real test that I did not do is if tiger can win other programs with >black. > >Uri
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