Author: Kurt Utzinger
Date: 16:01:08 01/03/04
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On January 03, 2004 at 16:44:39, F. Jermann wrote: >The following position occured in a game played yesterday by me against an ELO >2300 player. After almost 5 hours of fight, the move Kb6 was the last bad >move... > >Interestingly many engines have 'problems' to see the winning move g4! whereas >others find it almost immediately. Maybe a good test for 'pushed pawn' code?! > >[d] 8/PR3p2/1K2pk2/6p1/8/1B2n3/8/r7 b - - 2 53 bm g4;black wins! > >Best, >Frank Crafty 19.8 SE WB2: (P4 1.8/64 MB hash under Arena 1.02) 7 00:00 -0.31 1. ... Nf5 2. Rb8 Nd4 3. Bc4 Rxa7 4. Rd8 Re7 5. Rxd4 8 00:00 -0.17 1. ... Nf5 2. Rd7 Ra3 3. Bc2 Ne3 4. Be4 Nc4+ 5. Kc5 Ne5 8 00:00 -0.71 1. ... Ra3!! 8 00:00 -1.10 1. ... Ra3 2. Kc5 g4 3. Kb4 Ra6 4. Kb5 Ra3 5. Kc6 9 00:01 -1.09 1. ... Ra3 2. Kc5 g4 3. Kb4 Ra6 4. Kb5 Ra1 5. Ba4 Rb1+ 6. Kc6 10 00:02 -0.63 1. ... Ra3 2. Kc5 Nf5 3. Kb4 Ra6 4. Rd7 Ne3 5. Kb5 Ra3 6. Kc6 11 00:04 -0.51 1. ... Ra3 2. Kc5 Nf5 3. Bd1 Ne7 4. Kb5 Nd5 5. Bh5 Ke5 6. Bxf7 g4 12 00:08 -0.24 1. ... Ra3 2. Kc5 Nf5 3. Kb4 Ra6 4. Rd7 Nd6 5. Rxd6 Rxa7 6. Kc5 Rc7+ 7. Kd4 g4 13 00:15 -0.25 1. ... Ra3 2. Kc5 Nf5 3. Kb4 Ra6 4. Kb5 Ra1 5. Rd7 Nd4+ 6. Rxd4 Rxa7 7. Kc5 e5 8. Rd8 14 00:28 0.23 1. ... Ra3 2. Kc5 Nf5 3. Kb4 Ra6 4. Kb5 Ra1 5. Ba4 Nd6+ 6. Kb4 Rb1+ 7. Kc3 Rxb7 8. a8=Q Rc7+ 9. Kd3 g4 14 00:55 -0.65 1. ... g4!! 14 01:22 -1.09 1. ... g4 2. Rb8 g3 3. a8=Q Rxa8 4. Rxa8 g2 5. Rg8 Kf5 6. Bc2+ Nxc2 7. Rxg2 Ne3 8. Rg7 Nd5+ 9. Kc6 f6 15 01:56 -1.17 1. ... g4 2. Rb8 g3 3. a8=Q Rxa8 4. Rxa8 g2 5. Rg8 Kf5 6. Bd1 Nxd1 7. Rxg2 Ne3 8. Rg7 f6 <HT> 16 04:19 -1.01 1. ... g4 2. Rc7 g3 3. Rc1 Ra3 4. Bc4 g2 5. Bb5 e5 6. Kb7 Nf1 7. Rxf1+ gxf1=Q 8. Bxf1 Rxa7+ 9. Kxa7 e4 10. Kb7 e3 11. Be2
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