Author: Ernst Walet
Date: 13:09:04 10/03/03
Go up one level in this thread
On October 03, 2003 at 14:48:34, Enrique Irazoqui wrote: >On October 03, 2003 at 13:02:55, Mihaly Szalai wrote: > >>I think this position is too hard for comps and humans too. >>It requires a very deep understanding of chess IMO. >>White wins. >> >>[D]2R5/5k2/4p3/4p3/3p4/4pp2/1P5P/4K3 w - - 0 1 >> >>1. Rc7+ Ke8 2. Rc2! d3 3. Re2!! dxe2 (3... fxe2 4. b4 Kd7 5. b5 Kd6 6. b6 >>Kc6 7. h4 +-) 4. h4 Kf7 5. h5 Kf6 6. h6 Kg6 7. b4 +- >> >>I've just seen how Smarthink gone mad. >>Maybe your engine is smarter, you should give it a try. >> >>Thanks >>Mihaly > >Hiarcs 9 on a P4-3.00 and 512 MB hash: > >New game >2R5/5k2/4p3/4p3/3p4/4pp2/1P5P/4K3 w - - 0 1 > >Analysis by Hiarcs 9: > >1.Rd8 Ke7 > ³ (-0.30) Depth: 3/8 00:00:00 >1.Rd8 Ke7 2.Rc8 > ³ (-0.48) Depth: 3/9 00:00:00 >1.Rd8 Ke7 2.Rc8 > ³ (-0.48) Depth: 3/9 00:00:00 >1.Rd8 Ke7 2.Rc8 > ³ (-0.48) Depth: 3/9 00:00:00 >1.Rc3 f2+ > ³ (-0.45) Depth: 3/9 00:00:00 >1.Rc3 f2+ > ³ (-0.45) Depth: 3/9 00:00:00 >1.Rc3 f2+ 2.Ke2 Kf6 > ³ (-0.37) Depth: 3/11 00:00:00 >1.Rc3 f2+ 2.Ke2 Kf6 > ³ (-0.37) Depth: 3/11 00:00:00 >1.Rc3 dxc3 2.bxc3 Kf6 > ³ (-0.30) Depth: 4/14 00:00:00 >1.Rc3 dxc3 2.bxc3 Kf6 3.c4 > = (-0.04) Depth: 5/14 00:00:00 4kN >1.Rc3 dxc3 2.bxc3 Kf6 3.c4 > = (-0.04) Depth: 5/14 00:00:00 4kN >1.Rc3 dxc3 2.bxc3 Ke7 3.c4 e2 4.c5 > = (-0.02) Depth: 6/15 00:00:00 11kN >1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.h4 Kf6 > = (0.05) Depth: 7/19 00:00:00 32kN >1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.h4 Kf6 > ² (0.30) Depth: 8/20 00:00:00 91kN >1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.Kf2 > ² (0.34) Depth: 8/20 00:00:00 112kN >1.Rc3 dxc3 2.bxc3 e4 3.c4 Kf6 4.c5 Ke5 5.c6 > = (0.10) Depth: 9/23 00:00:00 239kN, tb=8 >1.Rc3 dxc3 2.bxc3 e4 3.c4 Kf6 4.c5 Ke5 5.c6 > = (-0.15) Depth: 10/28 00:00:01 606kN, tb=11 >1.Rc3 Kf6 2.Kf1 e2+ 3.Ke1 dxc3 4.bxc3 e4 5.c4 e3 6.h4 > ³ (-0.29) Depth: 10/28 00:00:02 761kN, tb=11 >1.Rc7+ Kf6 > ³ (-0.28) Depth: 10/28 00:00:03 1255kN, tb=11 >1.Rc7+ Ke8 2.Rc3 dxc3 3.bxc3 e4 4.h4 Ke7 5.c4 > ² (0.29) Depth: 10/28 00:00:04 1579kN, tb=11 >1.Rc7+ Kf8 2.h4 d3 3.Rd7 e4 4.h5 Ke8 5.Rd4 f2+ 6.Kf1 > = (0.10) Depth: 11/30 00:00:10 4296kN, tb=34 >1.Rc7+ Ke8 2.Rc8+ Ke7 3.Rc7+ Ke8 > = (0.00) Depth: 12/32 00:00:21 9411kN, tb=59 >1.Rc7+ Ke8 2.Rc8+ Ke7 3.Rc7+ Ke8 > = (0.25) Depth: 13/33 00:00:39 17118kN, tb=348 >1.Rc7+ Ke8 2.Rc3 Ke7 3.Rxe3 dxe3 4.h4 Kf6 5.b4 Kf5 6.b5 Ke4 > ² (0.27) Depth: 13/33 00:00:40 17440kN, tb=351 >1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 d2 >9.Rd4 e5 10.Rd3 > ² (0.28) Depth: 14/36 00:01:00 26146kN, tb=865 >1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 > ² (0.28) Depth: 15/39 00:01:50 47605kN, tb=3620 >1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 > ² (0.53) Depth: 16/45 00:04:17 113332kN, tb=10869 >1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 Kc6 >9.h6 Kd5 10.h7 Ke4 11.h8Q > ± (0.84) Depth: 16/45 00:04:41 123738kN, tb=12534 >1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 Kc6 >9.h6 Kd5 10.h7 Ke4 11.h8Q > ± (1.09) Depth: 17/45 00:06:27 165625kN, tb=26920 >1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 e4 9.h6 >Kc5 10.h7 Kd4 11.h8Q+ e5 12.Qd8+ Kc3 > +- (1.63) Depth: 17/45 00:08:32 218748kN, tb=34349 > >(Irazoqui, Cadaqués 03.10.2003) > >Enrique For speed comparison this is on a XP2400+, running at 2.2 GHz New game 2R5/5k2/4p3/4p3/3p4/4pp2/1P5P/4K3 w - - 0 1 Analysis by Hiarcs 9: 1.Rc2 f2+ 2.Ke2 = (-0.15) Depth: 1/4 00:00:00 1.Rd8 = (-0.13) Depth: 1/4 00:00:00 1.Rd8 = (-0.11) Depth: 1/4 00:00:00 1.Rd8 Ke7 = (-0.05) Depth: 2/8 00:00:00 1.Rd8 Ke7 ³ (-0.30) Depth: 3/8 00:00:00 1.Rd8 Ke7 2.Rc8 ³ (-0.48) Depth: 3/9 00:00:00 1.Rc3 f2+ ³ (-0.45) Depth: 3/9 00:00:00 1.Rc3 f2+ 2.Ke2 Kf6 ³ (-0.37) Depth: 3/11 00:00:00 1.Rc3 dxc3 2.bxc3 Kf6 ³ (-0.30) Depth: 4/14 00:00:00 1.Rc3 dxc3 2.bxc3 Kf6 = (-0.04) Depth: 5/14 00:00:00 4kN 1.Rc3 dxc3 2.bxc3 Kf6 3.c4 = (-0.04) Depth: 5/14 00:00:00 4kN 1.Rc3 dxc3 2.bxc3 Ke7 3.c4 e2 4.c5 = (-0.02) Depth: 6/15 00:00:00 11kN 1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.h4 Kf6 = (0.05) Depth: 7/19 00:00:00 32kN 1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.h4 Kf6 ² (0.30) Depth: 8/20 00:00:00 91kN 1.Rc3 dxc3 2.bxc3 e4 3.c4 e2 4.Kf2 ² (0.34) Depth: 8/20 00:00:00 112kN 1.Rc3 dxc3 2.bxc3 e4 3.c4 Kf6 4.c5 Ke5 5.c6 = (0.10) Depth: 9/23 00:00:00 239kN, tb=8 1.Rc3 dxc3 2.bxc3 e4 3.c4 Kf6 4.c5 Ke5 5.c6 = (-0.15) Depth: 10/28 00:00:01 606kN, tb=11 1.Rc3 Kf6 2.Kf1 e2+ 3.Ke1 dxc3 4.bxc3 e4 5.c4 e3 6.h4 ³ (-0.29) Depth: 10/28 00:00:02 761kN, tb=11 1.Rc7+ Kf6 ³ (-0.28) Depth: 10/28 00:00:03 1255kN, tb=11 1.Rc7+ Ke8 2.Rc3 dxc3 3.bxc3 e4 4.h4 Ke7 5.c4 ² (0.29) Depth: 10/28 00:00:04 1579kN, tb=11 1.Rc7+ Kf8 2.h4 d3 3.Rd7 e4 4.h5 Ke8 5.Rd4 f2+ 6.Kf1 = (0.10) Depth: 11/30 00:00:10 4296kN, tb=34 1.Rc7+ Ke8 2.Rc8+ Ke7 3.Rc7+ Ke8 = (0.00) Depth: 12/32 00:00:21 9411kN, tb=59 1.Rc7+ Ke8 2.Rc8+ Ke7 3.Rc7+ Ke8 = (0.25) Depth: 13/33 00:00:39 17118kN, tb=348 1.Rc7+ Ke8 2.Rc3 Ke7 3.Rxe3 dxe3 4.h4 Kf6 5.b4 Kf5 6.b5 Ke4 ² (0.27) Depth: 13/33 00:00:39 17440kN, tb=351 1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 d2 9.Rd4 e5 10.Rd3 ² (0.28) Depth: 14/36 00:00:59 26146kN, tb=865 1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 ² (0.28) Depth: 15/39 00:01:48 47605kN, tb=3620 1.Rc7+ Ke8 2.Rc3 Ke7 3.h4 Kf6 4.Rc8 e4 5.Rf8+ Ke7 6.Rf4 d3 7.Rxe4 f2+ 8.Kf1 ² (0.53) Depth: 16/45 00:04:08 113332kN, tb=10869 1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 Kc6 9.h6 Kd5 10.h7 Ke4 11.h8Q ± (0.84) Depth: 16/45 00:04:31 123738kN, tb=12534 1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 Kc6 9.h6 Kd5 10.h7 Ke4 11.h8Q ± (1.09) Depth: 17/45 00:06:06 165625kN, tb=26920 1.Rc7+ Ke8 2.Rc2 d3 3.Re2 fxe2 4.b4 Ke7 5.b5 Kd6 6.b6 Kc6 7.h4 Kxb6 8.h5 e4 9.h6 Kc5 10.h7 Kd4 11.h8Q+ e5 12.Qd8+ Kc3 +- (1.63) Depth: 17/45 00:08:03 218748kN, tb=34349 (Athlon XP @ 2200 MHz, 512MB hash, 3-5 man EGTB's 03.10.2003) Ernst.
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