Author: Christopher Conkie
Date: 07:33:27 01/13/06
Go up one level in this thread
On January 13, 2006 at 10:18:36, Albert Silver wrote: >On January 13, 2006 at 09:41:41, Christopher Conkie wrote: > >>121. Rh8 does win easily. I would not give this a passing glance if it were not >>for........ >> >>[d]1k1n4/7R/8/1P1K1B2/8/8/8/4b3 w - - 55 121 > >I don't have any engine running here, but I saw the previous post say Rh8 Ba5 >Kc5 Kc7 b6+. Sorry, but I guess I am missing why Black can't take the pawn with >Bxb6+. > > Albert After Rh8 Ba5 Kc5 Kc7, Black can play Rh7+ not b6. Then Kb8 (pretty much forced or the Knight is gone for nothing). Then b6 with mate coming. As to the original game I cannot manufacture Kc4 with whatever settings Rybka uses which I can see as the only explanation for this move. Christopher >> >>Rybka 1.01 Beta 9 32-bit: >> 3 00:00 464 0 +6.93 Rd7 >> 4 00:00 1.400 0 +6.73 Rd7 >> 5 00:00 6.289 0 +6.14 Rd7 Nb7 >> 6 00:00 16.690 0 +6.14 Rd7 Nb7 Be4 >> 7 00:00 30.710 0 +6.14 Rd7 Nb7 Be4 Nc5 >> 8 00:01 61.216 0 +6.14 Rd7 Nb7 Be4 Nc5 Kxc5 >> 9 00:01 116.891 0 +6.14 Rd7 Nb7 Rg7 Bc3 Rh7 Nd6 >> 10 00:02 224.836 0 +6.14 Rd7 Nb7 Rg7 Bc3 Rh7 Nd6 Kxd6 >> 11 00:04 470.114 0 +6.14 Rd7 Nb7 b6 Bf2 Kc6 Na5+ Kb5 Nb7 Be4 >> 12 00:06 848.874 0 +6.14 Rd7 Nb7 b6 Bf2 Kc6 Na5+ Kb5 Nb7 Be4 Be3 >> 13 00:10 1.537.689 0 +6.14 Rd7 Nb7 b6 Bf2 Kc6 Na5+ Kb5 Nb7 Be4 Be3 Rxb7+ >>Kc8 >> 14 00:20 3.389.966 0 +6.14 Rd7 Bf2 Rxd8+ Kb7 Rd6 Bg3 Rd7+ Kb6 Rg7 Bf2 Bd3 >>Be1 Rg6+ Kb7 >> 15 00:31 5.429.240 0 +6.14 Rd7 Bf2 Rxd8+ Kb7 Rd6 Bg3 Rd7+ Kb6 Rg7 Bf2 Bd3 >>Be1 Rg6+ Kb7 >> 16 00:50 8.998.071 0 +6.14 Rd7 Bf2 Rxd8+ Kb7 Rd6 Bg3 Rd7+ Kb6 Rg7 Bf2 Bd3 >>Be1 Rg6+ Kb7 >> 17 01:33 16.939.810 0 +6.14 Rd7 Ba5 Be4 Bc7 Rh7 Ba5 Rg7 Bc7 Re7 Bb6 >> 18 02:41 29.711.753 0 +6.14 Rd7 Ba5 Be4 Bc7 Rh7 Ba5 Rg7 Bc7 Re7 Bb6 Bf5 Bf2 >>Rg7 Nb7 >> 19 04:48 53.325.032 0 +6.14 Rd7 Ba5 Be4 Bc7 Rh7 Ba5 Rg7 Bc7 Re7 Bb6 Bf5 Bf2 >>Rg7 Nb7 >> 20 09:07 97.866.165 0 +6.14 Rd7 Ba5 Be4 Bc7 Rh7 Ba5 Rg7 Bc7 Re7 Bb6 Bf5 Bf2 >>Rg7 Nb7 >> 21 17:19 183.258.566 0 +6.14 Rd7 Ba5 Be4 Bc7 Rh7 Ba5 Rg7 Bc7 Re7 Bb6 Bf5 Bf2 >>Rg7 Nb7 >> >>.......the fact that Rybka 1.01 Beta 9 w32 does not want to play Kc4 at depth 19 >>at all...... >> >>For my next trick....... >> >>;-) >> >>Christopher
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