Author: Dann Corbit
Date: 19:06:21 03/09/04
Go up one level in this thread
On March 09, 2004 at 21:59:33, Mike Byrne wrote:
>On March 09, 2004 at 21:57:50, Mike Byrne wrote:
>
>>a good soul posted this game on r.g.c.c -- a gem in the r.g.c.c minefield ...
>>
>>the year was 1985 - a period when Kasparov was still crescending to the top of
>>his game ....mightbe good PDA test ...a tad too easy for PC I believe
>>
>>[Event "Blitz:1'"]
>>[Site "Secane, PA USA"]
>>[Date "1985.??.??"]
>>[Round "?"]
>>[White "Kasparov Garry"]
>>[Black "Meph68000"]
>>[Result "1-0"]
>>[ECO "C97"]
>>[PlyCount "76"]
>>[TimeControl "60"]
>>
>>1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
>>O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. b3 Qb6 14. Nbd2 Rfc8 15. Nf1
>>h6 16. Be3 Qd8 17. Qd2 Nh7 18. Ng3 Rab8 19. Nf5 Bxf5 20. exf5 Nf6 21. g4 Nh7
>>22. Kg2 Rb7 23. Rh1 Nf6 24. Rag1 Qb6 25. Kf1 Rd7 26. g5 hxg5 27. Nxg5 Qb7 28.
>>Ne6 fxe6 29. fxe6 Rdc7 {
>>[d] 2r3k1/1qr1b1p1/p2pPn2/nppPp3/8/1PP1B2P/P1BQ1P2/5KRR w - - 0 30
>>
>>}30. Rxg7+ Kxg7 31. Bh6+ Kh8 32. Bg7+ Kxg7 33. Qg5+ Kf8 34. Qh6+ Ke8 35. Bg6+
>>Kd8 36. Qh8+ Bf8 37. Qxf6+ Be7 38. Rg1
>>Bxf6 1-0
>>
>>now here's the interesting part -- if leave Crafty think on its own - on my
>>machine it will search for over 8 minutes without seeing the mate score - but if
>>I just stop it after two minutes , backup a move and restart it - it will mate
>>almost instantly - why is that?
Just a guess, but probably resolving a megatonic fail-high (something shorter
than mate in 9).
>>White(1): kra kas
>> queen value..........................900
>> rook value...........................500
>> bishop value.........................300
>> knight value.........................300
>> pawn value...........................100
>> personality setting..................41
>> personality name .................. Kasparov
>>
>>
>>
>>
>>White(1): 2r3k1/1qr1b1p1/p2pPn2/nppPp3/8/1PP1B2P/P1BQ1P2/5KRR w - - 0 30
>>White(1): search Rxg7
>>White(1): go
>> clearing hash tables
>> time surplus 0.00 time limit 166666:39 (166666:39)/(30)
>> time surplus 0.00 time limit 166666:39 (166666:39)/(30)
>> depth time score variation (1)
>> 1 0.00 -3.11 1. Rxg7+ Kxg7
>> 1-> 0.00 -3.11 1. Rxg7+ Kxg7
>> 2 0.00 -3.04 1. Rxg7+ Kxg7 2. Rg1+ Kh8
>> 2-> 0.00 -3.04 1. Rxg7+ Kxg7 2. Rg1+ Kh8
>> 3 0.01 -- 1. Rxg7+
>> 3 0.01 -3.76 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. c4 bxc4
>> 3-> 0.01 -3.76 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. c4 bxc4
>> 4 0.01 -3.71 1. Rxg7+ Kxg7 2. Bg5 Nxd5 3. Bf5
>> 4-> 0.01 -3.71 1. Rxg7+ Kxg7 2. Bg5 Nxd5 3. Bf5
>> 5 0.03 ++ 1. Rxg7+!!
>> 5 0.04 -2.65 1. Rxg7+ Kxg7 2. Rg1+ Kf8 3. Bg6 Kg8
>> 4. Bf7+ Kf8
>> 5-> 0.04 -2.65 1. Rxg7+ Kxg7 2. Rg1+ Kf8 3. Bg6 Kg8
>> 4. Bf7+ Kf8
>> 6 0.07 -2.46 1. Rxg7+ Kxg7 2. Rg1+ Kh8 3. Bxc5 Nh7
>> 4. Bb4 Qb6
>> 6-> 0.07 -2.46 1. Rxg7+ Kxg7 2. Rg1+ Kh8 3. Bxc5 Nh7
>> 4. Bb4 Qb6
>> 7 0.17 ++ 1. Rxg7+!!
>> 7 0.22 -0.78 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kg8
>> 4. Rg1 Ng4 5. Rxg4 c4
>> 7-> 0.22 -0.78 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kg8
>> 4. Rg1 Ng4 5. Rxg4 c4
>> 8 0.28 ++ 1. Rxg7+!!
>> 8 1.09 10.21 1. Rxg7+ Kf8 2. Bh6 Nh5 3. Rh7+ Kg8
>> 4. Rg1+ Bg5 5. Rxc7 Qxc7 6. Qxg5+ Ng7
>> 7. Bxg7
>> 8-> 1.09 10.21 1. Rxg7+ Kf8 2. Bh6 Nh5 3. Rh7+ Kg8
>> 4. Rg1+ Bg5 5. Rxc7 Qxc7 6. Qxg5+ Ng7
>> 7. Bxg7
>> 9 1.61 ++ 1. Rxg7+!!
>> 9 2.92 13.75 1. Rxg7+ Kf8 2. Bh6 Nh5 3. Rh7+ Kg8
>> 4. Rg1+ Bg5 5. Qxg5+ Rg7 6. Bxg7 Ng3+
>> 7. Rxg3 Qxd5
>> 9-> 2.92 13.75 1. Rxg7+ Kf8 2. Bh6 Nh5 3. Rh7+ Kg8
>> 4. Rg1+ Bg5 5. Qxg5+ Rg7 6. Bxg7 Ng3+
>> 7. Rxg3 Qxd5
>> 10 4.48 ++ 1. Rxg7+!!
>> 10 9.56 14.73 1. Rxg7+ Kf8 2. Bh6 Ne4 3. Bxe4 Bf6
>> 4. Rxc7+ Ke8 5. Rxb7 Nxb7 6. Bg6+ Ke7
>> 7. Ke2
>> 10-> 9.57 14.73 1. Rxg7+ Kf8 2. Bh6 Ne4 3. Bxe4 Bf6
>> 4. Rxc7+ Ke8 5. Rxb7 Nxb7 6. Bg6+ Ke7
>> 7. Ke2
>> 11 21.00 14.93 1. Rxg7+ Kf8 2. Bh6 Ne4 3. Bxe4 Bf6
>> 4. Rxc7+ Ke8 5. Bg6+ Kd8 6. Rxb7 Nxb7
>> 7. Ke2 Ke7 8. h4
>> 11-> 21.00 14.93 1. Rxg7+ Kf8 2. Bh6 Ne4 3. Bxe4 Bf6
>> 4. Rxc7+ Ke8 5. Bg6+ Kd8 6. Rxb7 Nxb7
>> 7. Ke2 Ke7 8. h4
>> 12 26.57 ++ 1. Rxg7+!!
>>? 12 2:15 1/35* 1. Rxg7+
>>White(1): ?
>> time=2:16 cpu=97% mat=-2 n=113089105 fh=98% nps=828K
>> ext-> chk=11568172 cap=129738 pp=604231 1rep=2514012 mate=15718
>> predicted=0 nodes=113089105 evals=3754318 50move=0
>> endgame tablebase-> probes=0 hits=0
>> SMP-> split=0 stop=0 data=0/128 cpu=2:13 elap=2:16
>>
>>White(1): Rxg7+
>> time used: 2:16
>>
>>stop it after two minutes = undo restart in then in < than second it announced
>>mate - the first time I let it go for 8 minutes with no mate score - this is all
>>with learning off
>>Black(1): undo
>>NOTICE: 60 moves to next time control
>>White(1): go
>> time surplus 0.00 time limit 166666:39 (166666:39)/(30)
>> time surplus 0.00 time limit 166666:39 (166666:39)/(30)
>> depth time score variation (1)
>> 1 0.01 -1.31 1. Bh6
>> 1-> 0.01 -1.31 1. Bh6
>> 2 0.01 -1.27 1. Bh6 Nh5
>> 2 0.01 ++ 1. Rxg7+!!
>> 2-> 0.01 -0.92 1. Rxg7+
>> 3 0.01 ++ 1. Rxg7+!!
>> 3-> 0.03 -0.53 1. Rxg7+
>> 4 0.03 ++ 1. Rxg7+!!
>> 4 0.03 5.40 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Rg1+ Ng4 5. Rxg4+ Bg5 6. Qxg5+ <HT>
>> 4-> 0.03 5.40 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Rg1+ Ng4 5. Rxg4+ Bg5 6. Qxg5+ <HT>
>> 5 0.03 ++ 1. Rxg7+!!
>> 5-> 0.04 5.79 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Rg1+ Ng4 5. Rxg4+ Bg5 6. Qxg5+ <HT>
>> 6 0.04 ++ 1. Rxg7+!!
>> 6-> 0.06 6.18 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Rg1+ Ng4 5. Rxg4+ Bg5 6. Qxg5+ <HT>
>> 7 0.06 ++ 1. Rxg7+!!
>> 7-> 0.10 6.57 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Rg1+ Ng4 5. Rxg4+ Bg5 6. Qxg5+ <HT>
>> (s=4)
>> 8 0.10 ++ 1. Rxg7+!!
>> 8 0.29 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8# (s=3)
>> 8-> 0.32 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8#
>> 9 0.43 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8#
>> 9-> 0.50 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8# (s=2)
>> 10 1.10 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8#
>> 10-> 1.25 Mat09 1. Rxg7+ Kxg7 2. Bh6+ Kh8 3. Bg7+ Kxg7
>> 4. Qg5+ Kf8 5. Qh6+ Ke8 6. Bg6+ Kd8
>> 7. Qh8+ Ng8 8. Qxg8+ Bf8 9. Qxf8#
>>? 11 1.25 1/35* 1. Rxg7+
>>White(1): ?
>> time=9.25 cpu=93% mat=-2 n=7123182 fh=99% nps=770K
>> ext-> chk=782149 cap=6588 pp=22572 1rep=166710 mate=1578
>> predicted=0 nodes=7123182 evals=796 50move=0
>> endgame tablebase-> probes=0 hits=0
>> SMP-> split=0 stop=0 data=0/128 cpu=8.61 elap=9.25
>
>
>I forgot to mention this part of a "10 game blind simul" exhibtion that
>Kasparov put on ....
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