Author: Dann Corbit
Date: 15:17:42 11/29/99
Go up one level in this thread
On November 29, 1999 at 17:01:49, Howard Exner wrote: >5k2/7K/3P3P/8/3bB3/8/8/8 b - - id Rebel Century - Junior 6.0ss; bm d4e5; > >This position occurred in the recent tournament in Germany. Here Junior played >Ke8 and Rebel eventually won. Can the game be saved with the move Be5? >eg: 1. ... Be5 2.d7 Bc7. Are endgame table bases needed for this? With 4 piece tablebase files, crafty still wants Bc5 after 24 plies, but it is not a glowing endorsement at -3.17. Maybe it is some kind of zugzwang. I will make the move Be5 and see what crafty thinks the chances are for white. EPD Kit revision date: 1996.04.21 unable to open book file [e:/crafty/release/book.bin]. book is disabled unable to open book file [e:/crafty/release/books.bin]. search time set to 8000.00. using cpu time Crafty 17.2 vs ferret pondering enabled. EGTB cache memory = 16M bytes. hash table memory = 48M bytes. pawn hash table memory = 8M bytes. play best book line after search. EGTB access enabled using tbpath=e:/crafty/release/tb,F:/KBP 4 piece tablebase files found 1302kb of RAM used for TB indices and decompression tables Crafty v17.2 White(1): epdpfga epd.epd epd.out PFGA: EPD record: 1 end-game phase clearing hash tables time surplus 0.00 time limit 133:20 (133:20) nss depth time score variation (1) 9 0.84 -2.82 1. ... Kf7 2. Bd5+ Ke8 3. Be6 Be5 4. d7+ Kd8 5. Kg6 Bb2 6. Bf5 Bd4 9-> 0.90 -2.82 1. ... Kf7 2. Bd5+ Ke8 3. Be6 Be5 4. d7+ Kd8 5. Kg6 Bb2 6. Bf5 Bd4 10 1.26 -2.88 1. ... Kf7 2. Bd5+ Ke8 3. Be6 Kf8 4. d7 Bb6 5. Kg6 Ke7 6. h7 Bd4 7. Kf5 Kd8 8. Ke4 10 1.93 -2.83 1. ... Bc5 2. d7 Bb6 3. Kg6 Ke7 4. Bc6 Bd4 5. Kf5 Kd8 6. Kg6 Be5 10-> 1.96 -2.83 1. ... Bc5 2. d7 Bb6 3. Kg6 Ke7 4. Bc6 Bd4 5. Kf5 Kd8 6. Kg6 Be5 11 2.35 -3.09 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bb6 7. Bf5 Bc7 11-> 5.46 -3.09 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bb6 7. Bf5 Bc7 12 6.00 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 12-> 6.22 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 13 7.17 -3.10 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 Bg5 13-> 10.54 -3.10 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 Bg5 14 12.03 -3.10 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 Bg5 9. Bf5 14-> 12.93 -3.10 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bf5 Bf6 8. Bg6 Bg5 9. Bf5 15 16.74 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bg6 Bf6 15-> 17.68 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bg6 Bf6 16 22.48 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bf6 10. Bf5 16-> 23.23 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bf6 10. Bf5 17 31.27 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bg5 10. Bg6 Bf6 17-> 32.26 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bg5 10. Bg6 Bf6 18 44.47 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bg5 10. Bg6 Bf6 11. Bf5 18-> 45.47 -3.08 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. h7+ Kh8 5. Kf7 Bd8 6. Ke8 Bg5 7. Bd3 Bf6 8. Bf5 Bh4 9. Bc2 Bg5 10. Bg6 Bf6 11. Bf5 19 1:10 -3.18 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Bb6 6. Ke7 Kh8 7. Ke8 Bc7 8. Bf5 Ba5 9. Ke7 Bb4+ 10. Kd8 Ba5+ 11. Ke8 Kg8 12. Ke7 Bb4+ 13. Ke8 19-> 3:02 -3.18 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Bb6 6. Ke7 Kh8 7. Ke8 Bc7 8. Bf5 Ba5 9. Ke7 Bb4+ 10. Kd8 Ba5+ 11. Ke8 Kg8 12. Ke7 Bb4+ 13. Ke8 20 3:23 -3.18 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Bb6 6. Ke7 Kh8 7. Ke8 Bc7 8. Bf5 Ba5 9. Ke7 Bb4+ 10. Kf7 Ba5 11. Bg6 Bd8 12. Ke8 Bf6 20-> 3:27 -3.18 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Bb6 6. Ke7 Kh8 7. Ke8 Bc7 8. Bf5 Ba5 9. Ke7 Bb4+ 10. Kf7 Ba5 11. Bg6 Bd8 12. Ke8 Bf6 21 5:46 -3.16 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bg6 Bd8 8. Kf7 Bh4 9. Ke8 Kg8 10. Bf5 Bg5 11. Be4 Bh4 12. Bg6 Bf6 21-> 5:56 -3.16 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bg6 Bd8 8. Kf7 Bh4 9. Ke8 Kg8 10. Bf5 Bg5 11. Be4 Bh4 12. Bg6 Bf6 22 7:59 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Kd5 Bh4 9. Kc6 Kh8 10. Kc7 Kg8 11. Bf5 Bf6 12. Bg6 Be5+ 13. Kc8 Bf6 22-> 8:34 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Kd5 Bh4 9. Kc6 Kh8 10. Kc7 Kg8 11. Bf5 Bf6 12. Bg6 Be5+ 13. Kc8 Bf6 23 12:43 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Bd3 Bh4 9. Bg6 Kf8 10. Kd6 Bg3+ 11. Kd5 Bc7 12. Kc5 Bd8 13. Kc6 Bf6 14. Kc7 <HT> 23-> 13:24 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Bd3 Bh4 9. Bg6 Kf8 10. Kd6 Bg3+ 11. Kd5 Bc7 12. Kc5 Bd8 13. Kc6 Bf6 14. Kc7 <HT> 24 22:04 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Bd3 Bh4 9. Bg6 Kf8 10. Kd6 Bg3+ 11. Kc6 Bh4 12. Bf5 Kg8 13. Kc7 Bf6 14. Kc8 Be7 24-> 23:11 -3.17 1. ... Bc5 2. d7 Bb6 3. Kg6 Kg8 4. Kf6 Bd8+ 5. Ke6 Kh8 6. Bf5 Bg5 7. Bc2 Kg8 8. Bd3 Bh4 9. Bg6 Kf8 10. Kd6 Bg3+ 11. Kc6 Bh4 12. Bf5 Kg8 13. Kc7 Bf6 14. Kc8 Be7
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.