Author: Andreas Herrmann
Date: 16:54:04 06/06/03
Go up one level in this thread
On June 06, 2003 at 05:40:21, Lyn Harper wrote:
> [D]k7/5p2/4pP2/4P3/3P4/8/8/4K3 - - w
>
> Hope the diagram comes out :)
> Goood old CM9k does it in pretty short order, without EGDB. About 1min18sec on
>my Athlon 2400. But Ruffian, Genius7 and Green Light Chess are stumped ,even
>after about 10min.
> I don't have Fritz or Shredder. The old Chessica got it in over 5min.
> How does your proggy do?
Holmes with 5 man tbs found d4 in 0,17 sec on a slow AMD K6-2/450 and after
about 11 seconds Holmes stands by mate in 14.
Without tbs d5 is found in 0,14 seconds.
with tbs
stat. eval: 1,71 (mat. balance: 1,00 pos. val: 0,71)
>1 49 1 2 1/1/2 1.d5 {0kNs 0:00,01}
>1 137 2 4 1/1/2 1.Kd2 {0kNs 0:00,02}
>2 119 3 12 2/2/2 1.Kd2 Kb7 {0kNs 0:00,03}
>3 121 5 37 3/3/4 1.Kd2 Kb7 2.Ke3 {1kNs 0:00,05}
>4 101 6 128 4/4/4 1.Kd2 Kb7 2.Ke3 Kc6 {2kNs 0:00,06}
>5 97 7 314 5/6/5 1.Kd2 Kb7 2.Kc3 Kc6 3.Kc4 {4kNs 0:00,07}
>5 1044 16 553 5/6/8 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 {3kNs 0:00,16 8t}
>6 1044 17 901 6/8/8 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q {5kNs 0:00,17 16t}
>7 1044 21 1427 7/8/8 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q {! 7kNs 0:00,21 25t}
>7 1197 26 2067 7/10/11 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke6 {8kNs 0:00,26 31t}
>8 1220 87 4082 8/12/13 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke6 5.Qf7+ Kf5 {5kNs 0:00,87 108t}
>9 1220 108 8327 9/14/14 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke6 5.Qf7+ Kf5 {! 8kNs 0:01,08 279t}
>9 1270 151 11052 9/14/15 1.d5 Kb7 {7kNs 0:01,51 360t}
>10 1270 154 13283 10/14/15 1.d5 Kb7 {! 9kNs 0:01,54 401t}
>10 1270 156 14828 10/14/15 1.d5 Kb7 {!! 10kNs 0:01,56 414t}
>10 1927 195 26500 10/16/18 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke4 5.f7 Kf5 6.Qc8+ Ke4 7.Qf5+ Kd4 {14kNs 0:01,95 541t}
>11 1927 206 44274 11/16/18 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke4 5.f7 Kf5 6.Qc8+ Ke4 7.Qf5+ Kd4 {! 21kNs 0:02,06 730t}
>11 31966 309 124733 11/18/19 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kc5 4.f8=Q+ Kd5 5.Qe7 Ke4 6.Qb4+ {mate17 40kNs 0:03,09 1288t}
>12 31970 592 385206 12/20/21 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kc5 4.f8=Q+ Kd5 5.Qc5+ Kxc5 {mate15 65kNs 0:05,92 3004t}
>13 31972 1127 993131 13/22/23 1.d5 Kb7 2.dxe6 Kc6 3.exf7 Kd5 4.f8=Q Ke4 5.Qb4+ Kd3 6.f7 {mate14 88kNs 0:11,27 6572t}
>14 31972 2215 1692445 14/24/25 1.d5 exd5 2.e6 fxe6 {mate14 76kNs 0:22,15 11470t}
>15 31972 2592 1937600 15/24/25 1.d5 exd5 2.e6 fxe6 {mate14 75kNs 0:25,92 12700t}
>16 31972 3351 2356425 16/26/27 1.d5 exd5 2.e6 fxe6 {mate14 70kNs 0:33,51 16056t}
>17 31972 5458 3466223 17/28/29 1.d5 exd5 2.e6 fxe6 {mate14 64kNs 0:54,58 25501t}
>18 31972 10763 7953741 18/31/29 1.d5 exd5 2.e6 fxe6 {mate14 74kNs 1:47,63 53055t}
without tbs
stat. eval: 1,71 (mat. balance: 1,00 pos. val: 0,71)
>1 49 1 2 1/1/2 1.d5 {0kNs 0:00,01}
>1 137 2 4 1/1/2 1.Kd2 {0kNs 0:00,02}
>2 119 3 12 2/2/2 1.Kd2 Kb7 {0kNs 0:00,03}
>3 121 4 37 3/3/4 1.Kd2 Kb7 2.Ke3 {1kNs 0:00,04}
>4 101 5 128 4/4/4 1.Kd2 Kb7 2.Ke3 Kc6 {3kNs 0:00,05}
>5 97 7 314 5/6/5 1.Kd2 Kb7 2.Kc3 Kc6 3.Kc4 {4kNs 0:00,07}
>5 98 8 472 5/6/5 1.Kf2 Kb7 {6kNs 0:00,08}
>5 99 9 527 5/6/5 1.Kd1 Kb7 {6kNs 0:00,09}
>6 78 11 737 6/7/6 1.Kd1 Kb7 2.Kd2 Kc6 3.Ke1 Kd7 {7kNs 0:00,11}
>6 98 12 1094 6/7/6 1.Kf2 Kb7 2.Kg3 Kc6 3.Kf4 Kd7 {9kNs 0:00,12}
>6 592 14 1759 6/8/8 1.d5 exd5 2.e6 fxe6 3.f7 e5 4.f8=Q+ Kb7 {13kNs 0:00,14}
>7 592 16 2642 7/10/11 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q e5 {17kNs 0:00,16}
>8 613 20 4583 8/12/12 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe8+ Kd6 {23kNs 0:00,20}
>9 610 24 8762 9/12/14 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe8+ Kd6 6.Kd2 {37kNs 0:00,24}
>10 610 29 12828 10/14/16 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe8+ Kd6 6.Kd2 {! 44kNs 0:00,29}
>10 751 35 17885 10/14/16 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 d4 6.Qxe6+ Kc5 {51kNs 0:00,35}
>11 753 58 40703 11/16/18 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 d4 6.Qxe6+ Kc5 7.Kd2 {70kNs 0:00,58}
>12 751 109 93163 12/18/20 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 d4 6.Qxe6+ Kc5 {85kNs 0:01,09}
>13 760 199 186750 13/20/22 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 {94kNs 0:01,99}
>14 760 382 380204 14/23/24 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 7.Qe7+ Kb5 8.Qd7+ Kc5 {100kNs 0:03,82}
>15 763 818 832276 15/26/26 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 7.Kd2 Kd4 8.Qg4+ Kc5 9.Kc3 {102kNs 0:08,18}
>16 763 1631 1692023 16/28/30 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 {104kNs 0:16,31}
>17 766 5979 6493379 17/31/32 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 7.Qe3+ Kc4 8.Kd2 Kb5 9.Qd4 Kc6 10.Ke3 {109kNs 0:59,79}
>18 766 7104 7615971 18/31/32 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.f8=Q Kc6 5.Qe7 Kb5 6.Qxe6 Kc5 7.Qe3+ Kc4 8.Kd2 Kb5 9.Qd4 Kc6 10.Ke3 {! 107kNs 1:11,04}
>18 816 22786 27693871 18/33/34 1.d5 exd5 {122kNs 3:47,86}
>19 816 23951 28859061 19/33/34 1.d5 exd5 {! 120kNs 3:59,51}
>19 902 56934 73105186 19/35/35 1.d5 exd5 2.e6 fxe6 3.f7 Kb7 4.Kd2 Kc6 5.Ke3 e5 6.f8=Q d4+ 7.Kd3 Kd5 8.Qf7+ Kd6 9.Ke4 Kc5 10.Qd5+ {128kNs 9:29,34}
Andreas
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