Author: John Merlino
Date: 14:11:55 03/01/01
Go up one level in this thread
On March 01, 2001 at 13:38:03, Sune Larsson wrote: > > [D]8/6p1/P1b1pp2/2p1p3/1k4P1/3PP3/1PK5/5B2 w - - 0 3 > > Queckenstadt (Kvekkenstedt?) 1922 > > The two Bishops were fighting their own battle, while their Kings > were watching. It was all about proving suited for the elevation > to Archbishop. The struggle was tense when suddenly one of the Bishops > realized that he could achive his goal by actually giving himself up. > As a true religious man he did so. Transfered himself to g2 (1.Bg2!) > and faced his rival. Left with no choice his shocked brother in faith > entered the same square (1.-Bxg2) and found himself in a deserted land. > After 2.e4! the door was closed. Desperately the Bishop tried to open > it again, but could he do it in time? > > > Test: If your program could search deep enough to find the win for white. > If not - try it with 1.Bg2 played. > > Sune It takes quite a while (on a P3-600), but CM8000 finally finds it: Time Depth Score Positions Moves 0:00 3/4 1.02 1369 1. a7 Ba8 2. Be2 Kb5 3. d4+ Kb6 0:00 5/6 0.55 16911 1. a7 Kb5 2. d4+ Kb6 3. dxc5+ Kxa7 4. Bc4 Bd5 5. Bxd5 exd5 0:00 6/7 0.95 63502 1. a7 f5 2. gxf5 exf5 3. Bh3 g6 4. Kd2 Ba8 0:01 7/8 0.76 139610 1. a7 e4 2. dxe4 Bxe4+ 3. Bd3 Ba8 4. b3 Ka5 5. Kc3 Kb6 0:04 8/9 0.38 338908 1. a7 e4 2. g5 exd3+ 3. Kxd3 Ka5 4. gxf6 gxf6 5. Bh3 Kb6 6. Bxe6 Kxa7 0:09 9/10 0.38 765294 1. a7 e4 2. g5 exd3+ 3. Kxd3 Ka5 4. gxf6 gxf6 5. Bh3 Kb6 6. Bxe6 Kxa7 0:17 10/11 0.10 1608014 1. a7 e4 2. g5 Ka5 3. gxf6 gxf6 4. dxe4 Kb6 5. Bc4 Kxa7 6. Bxe6 Bxe4+ 7. Kc3 Kb6 0:37 11/12 0.13 3527132 1. a7 e4 2. g5 exd3+ 3. Kxd3 Ka5 4. gxf6 gxf6 5. e4 Kb6 6. Bh3 f5 7. exf5 exf5 8. Bxf5 Kxa7 9. Kc4 1:38 12/13 0.01 9571872 1. a7 e4 2. d4 cxd4 3. exd4 f5 4. g5 f4 5. Ba6 Ka5 6. Bc8 Kb6 7. Bd7 Ba8 3:05 13/14 -0.08 18259065 1. a7 e4 2. dxe4 Bxe4+ 3. Bd3 Bc6 4. Ba6 Ka5 5. Bc8 Kb6 6. Bxe6 Kxa7 7. Kd3 Kb6 8. Kc4 Bf3 6:12 14/15 -0.11 37011797 1. a7 e4 2. dxe4 Bxe4+ 3. Bd3 Bc6 4. Ba6 Ka5 5. Bc8 Kb6 6. Bxe6 Kxa7 7. Kd3 Kb6 8. Kc4 g6 9. Kd3 12:20 15/16 -0.09 73671104 1. a7 e4 2. dxe4 Bxe4+ 3. Bd3 Bc6 4. Ba6 Ka5 5. Bc8 Kb6 6. Bxe6 Kxa7 7. Kd3 Kb6 8. Kc4 Bf3 9. b3 Kc6 22:45 15/16 2.12 134480166 1. Bg2 Bxg2 2. e4 f5 3. gxf5 exf5 4. a7 fxe4 5. d4 e3 6. dxe5 Be4+ 7. Kd1 Bc6 8. e6 Kb3 9. e7 Kxb2 10. Ke2 c4 11. a8=Q Bxa8 12. e8=Q jm
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