Author: Andrew Williams
Date: 03:05:17 07/26/00
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On July 26, 2000 at 01:12:05, Steffen Jakob wrote: >Here is yet another endgame position: > >[D]3R4/8/6p1/p1p2bk1/P1Pb4/1P5P/6B1/7K w > >It's from a game MissSilicon (nut) - Hossa. Misssi found the nice move b4! >Andrew Dados told me that his program needs about 14 seconds (Andrew, do I >remember right?) to find this move. I tried it with Hossa and it took ages. How >does your favourite program perform? And another important question: is there >another way to win this position for white? > >Best wishes, >Steffen. PostModernist found b4 in 20 seconds on a PIII-450: 11= 316 8 665427 1. Ra8 Bc3 2. Re8 Bd4 3. Re2 Kh4 4. Kh2 g5 5. Re8 g4 12> 316 20 1518797 1. b4 axb4 2. a5 12= 332 29 2277858 1. b4 axb4 2. a5 b3 3. a6 b2 4. Rb8 Bc3 5. Rxb2 Bxb2 6. a7 Be4 7. Bxe4 13> 332 36 2807098 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 b3 5. Rb6 Bc2 6. Rb5 b2 13= 349 76 6389302 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 b3 5. Rb6 Bc2 6. Kh2 b2 7. Rxb2 Bxa4 14> 344 158 12409934 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 Bc2 5. c5 b3 6. Rb6 14= 348 166 13177204 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 Bc2 5. c5 b3 6. Rb6 15> 348 211 16306566 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 Bc2 5. c5 b3 6. Rb6 15= 349 557 40382885 1. b4 Bf6 2. Rf8 cxb4 3. h4 Kxh4 4. Rxf6 Bc2 5. c5 b3 6. Rb6 NODES per second 71600 Andrew Williams
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