Author: Uri Blass
Date: 11:53:02 12/05/05
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On December 05, 2005 at 05:06:27, Thomas Lagershausen wrote: >[D]r1b1kn1r/2q2pb1/p1p3p1/2P1p2n/Pp2P2p/2N1BP2/1P1QBNPP/R4RK1 w kq - 0 17 > >no program in the world found the killer 17. Nc3-d5 !! since the release of >Rybka. > >This move is a onlymove according to GM Larry Christiansen in his amazing book >"storming the barricades". > >Rybka v1.0 Beta.w32: Athlon 3800+ > 3 00:00 1.010 60.837 +0,29 Sa2 > 4 00:00 2.262 72.384 +0,24 Sa2 > 5 00:00 4.310 68.960 +0,28 Sa2 Se6 > 6 00:00 8.050 74.263 +0,24 Sa2 Se6 Sb4: > 7 00:00 19.698 85.469 +0,20 Sa2 a5 Dd6 Se6 > 8 00:00 37.534 90.862 +0,11 Sa2 a5 Dd6 Se6 Sg4 > 9 00:01 79.190 95.965 +0,19 Sa2 a5 Dd6 Se6 Lc4 Shf4 > 10 00:01 131.486 97.850 +0,12 Sa2 a5 Dd6 Se6 Lc4 Shf4 Sd3 > 11 00:04 360.506 97.198 +0,09 Sa2 a5 Tad1 Sf4 Lc4 h3 g3 Sg2 > 12 00:09 879.488 99.359 -0,08 Sa2 a5 Tad1 Sf4 Sc1 S8e6 b3 Sd4 Db2 > 12 00:21 1.909.618 95.480 -0,04 Sd5 cd5: ed5: h3 g3 Sf6 c6 S8h7 Tac1 Dd6 > 13 00:46 3.574.942 81.248 -0,02 Sd5 cd5: ed5: h3 g3 Sf6 a5 S8h7 d6 Db7 > 14 01:32 6.996.645 77.740 +0,06 Sd5 cd5: ed5: h3 g3 Sf6 c6 S8h7 Tac1 Dd6 > 15 03:08 13.826.767 75.556 -0,02 Sd5 cd5: ed5: h3 gh3: Sf4 Lf4: ef4: Tfe1 >Le5 > 16 07:16 30.990.543 72.747 -0,10 Sd5 cd5: ed5: h3 gh3: Sd7 d6 Dc6 Lc4 Lb7 > 17 13:27 58.298.945 73.983 -0,03 Sd5 cd5: ed5: h3 gh3: Sd7 d6 Dc6 Lc4 Lb7 > >Thx for this marvellous program. I have waited for such a chessprogram my whole >lifetime. I hope i can support the author with all my abilitys. > >Thomas Lagershausen There is only one problem with that analysis My Rybka with 512 mbytes hash does not find it New game, [D]r1b1kn1r/2q2pb1/p1p3p1/2P1p2n/Pp2P2p/2N1BP2/1P1QBNPP/R4RK1 w kq - 0 1 Analysis by Rybka 1.0 Beta 32-bit: 1.Na2 ² (0.29) Depth: 3 00:00:00 1.Na2 = (0.24) Depth: 4 00:00:00 1.Na2 Ne6 ² (0.28) Depth: 5 00:00:00 1.Na2 Ne6 2.Nxb4 = (0.24) Depth: 6 00:00:00 8kN 1.Na2 a5 2.Qd6 Ne6 = (0.20) Depth: 7 00:00:00 19kN 1.Na2 a5 2.Qd6 Ne6 3.Ng4 = (0.11) Depth: 8 00:00:00 37kN 1.Na2 a5 2.Qd6 Ne6 3.Bc4 Nhf4 = (0.19) Depth: 9 00:00:01 79kN 1.Na2 a5 2.Qd6 Ne6 3.Bc4 Nhf4 4.Nd3 = (0.12) Depth: 10 00:00:01 132kN 1.Na2 a5 2.Qd6 Ne6 3.Bc4 Nhf4 4.Rad1 Ba6 = (0.20) Depth: 11 00:00:04 309kN 1.Na2 a5 2.Qd6 Ne6 3.Bc4 Ba6 4.Bxa6 Rxa6 5.Qxc7 Nxc7 = (0.09) Depth: 12 00:00:07 596kN 1.Na2 a5 2.Qd6 Ne6 3.Bc4 Ba6 4.Bxa6 Rxa6 5.Qxc7 Nxc7 = (0.07) Depth: 13 00:00:16 1299kN 1.Na2 a5 2.Rad1 Ne6 3.Qd6 Qxd6 4.Rxd6 Nhf4 5.Bc4 Ba6 = (-0.09) Depth: 14 00:00:49 3947kN 1.Na2 a5 2.Rfd1 Ne6 3.Qd6 Qxd6 4.Rxd6 Nhf4 5.Bc4 h3 = (0.04) Depth: 15 00:02:53 12367kN 1.Na2 a5 2.Rfd1 Ne6 3.Qd6 Qxd6 4.Rxd6 Nhf4 5.Bc4 h3 = (0.00) Depth: 16 00:03:59 17461kN 1.Na2 a5 2.Rad1 Nf4 3.Bc4 Be6 4.Qc2 Bxc4 5.Qxc4 N8e6 = (-0.05) Depth: 17 00:08:56 39676kN (, 05.12.2005) Uri
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