Author: Sune Larsson
Date: 03:44:43 09/04/01
Go up one level in this thread
On September 04, 2001 at 06:13:45, Uri Blass wrote:
>On September 04, 2001 at 05:53:35, Peter Berger wrote:
>
>>On September 04, 2001 at 04:39:13, Eduard Nemeth wrote:
>>
>>>After Fritz 6c , I played today this "two knights" opening, against Tiger 14
>>>on Blitz 30' Level.
>>>
>>>But, Tiger 14 losing in pawn endgame! :-(
>>>
>>>
>>>[Event "Stufe=Blitz:30'."]
>>>[Site "?"]
>>>[Date "2001.??.??"]
>>>[Round "?"]
>>>[White "Chess Tiger 14.0"]
>>>[Black "Nemeth,Eduard"]
>>>[ECO "C56"]
>>>[Result "0-1"]
>>>
>>>1. e4 {0} e5 {2} 2. Nf3 {0} Nc6 {2} 3. Bc4 {0} Nf6 {3}
>>>4. d4 {0} exd4 {1} 5. O-O {0} Nxe4 {3} 6. Re1 {0} d5 {1}
>>>7. Bxd5 {0} Qxd5 {1} 8. Nc3 {0} Qh5 {1} 9. Nxe4 {0} Be7 {3}
>>>10. Bg5 {0} Bg4 {1} 11. Bxe7 {0.70/12 30} Bxf3 {4} 12. Nf6+
>>>{0.76/12 34} gxf6 {3} 13. Bxf6+ {0.00/13 32} Kd7 {3}
>>>14. Qxf3 {-0.19/13 33} Qxf3 {4} 15. gxf3 {-0.22/15 37}
>>>Rhg8+ {3} 16. Kf1 {-0.22/15 60} Rg6 {3} 17. Bh4 {-0.06/14
>>>68} f5 {31} 18. Rad1 {-0.04/13 54} Rf8 {81} 19. f4 {0.14/13
>>>46} Rd6 {22} 20. f3 {0.12/13 34} Re8 {18} 21. Rxe8 {0.36/15
>>>34} Kxe8 {3} 22. Bf2 {0.32/14 47} Nb4 {36} 23. Rxd4
>>>{0.26/16 53} Rxd4 {3} 24. Bxd4 {-0.04/15 7} Nxc2 {10}
>>>25. Bxa7 {-0.14/17 56} b6 {3} 26. a4 {-0.04/19 55} Ne3+
>>>{13} 27. Ke2 {-0.08/18 37} Nd5 {2} 28. a5 {-0.04/17 40}
>>>bxa5 {9} 29. Be3 {-0.14/18 25} Nxe3 {4} 30. Kxe3 {-0.16/18
>>>7} c5 {2} 31. Kd3 {-0.14/21 31} Kd7 {2} 32. Kc4 {-0.18/20
>>>44} Kc6 {3} 33. b3 {-1.80/22 125} Kb6 {10} 34. h3 {-1.80/21
>>>25} h6 {18} 35. h4 {-2.06/23 151} h5 {2} 36. Kd3 {-3.92/23
>>>200} Kb5 {3} 37. Kd2 {-25.93/20 33} c4 {7} 38. Kc3
>>>{-13.71/17 18} cxb3 {6} 0-1
>>>
>>
>>Hi Eduard,
>>
>>it seems to me your analysis is not to the point here although your intro (
>>mentioning the pawn endgame)was .
>>
>>At move 24 white's position is already bad - 25. Bxa7 ?!looks somehow ugly to a
>>human's eye but what should the general rule be to avoid it ? Tiger sees that it
>>can free the bishop again without problems so it is trading a pair of pawns on
>>the queenside and destroying the black majority - not too bad a general idea.
>>
>>The real problem is 29. Be3 ?? ( and I suspect this one will be hard to avoid
>>for many programs ) trading into the lost pawn endgame . Sth like Kd3 instead
>>might have been good enough for a draw still.
>>
>>pete
snip
>Tiger14 is better and can see Nxe3 in the pv but it cannot avoid Be3.
>
>Uri
I don't get it. This is Tiger's analyse after move 28, and 8 sec needed
to avoid 29.Be3?
Chess Tiger 14.0 - Nemeth,E
4k3/B1p4p/8/p2n1p2/5P2/5P2/1P2K2P/8 w - - 0 1
Analysis by Gambit Tiger 2.0:
29.Be3 Nxe3 30.Kxe3 c5 31.Kd3 Kd7 32.Kc4 Kc6 33.Kb3 Kb5 34.Kc3 Kc6
= (-0.02) Depth: 12 00:00:00 146kN
29.Be3 Nxe3 30.Kxe3 c5 31.Kd3 Kd7 32.Kc4 Kc6 33.Kb3 Kb5 34.Kc3 h5 35.Kd3
= (-0.06) Depth: 12 00:00:00 181kN
29.Be3 Nxe3 30.Kxe3 c5 31.Kd3 Kd7 32.Kc4 Kc6 33.Kb3 Kb5 34.Kc3 a4 35.Kd3 Kc6
= (-0.12) Depth: 13 00:00:01 330kN
29.Be3 Nxe3 30.Kxe3 c5 31.Kd3 Kd7 32.Kc4 Kc6 33.Kb3 Kb5 34.Kc3 h5 35.Kd3 h4
36.b3
³ (-0.52) Depth: 14 00:00:01 487kN
29.Kd3 Nxf4+ 30.Kc4 Kd7 31.Bd4 Kd6 32.Be3 Ng2 33.Bd2 a4 34.Kb5 Nh4 35.f4 Nf3
36.Bb4+ Kd5
³ (-0.50) Depth: 14 00:00:08 2617kN
29.Bd4 Nxf4+ 30.Ke3 Ne6 31.Bc3 a4 32.Kd3 Kd7 33.Kc4 Ng5 34.f4 Ne6 35.Be5 Kc6
36.Kb4
³ (-0.44) Depth: 14 00:00:10 3316kN
29.Bd4 Nxf4+ 30.Ke3 Ne6 31.Bc3 a4 32.Kd3 Kd7 33.Ke3 Kd6 34.h3 h5 35.f4 c5 36.Bf6
Kd5
³ (-0.54) Depth: 15 00:00:16 5037kN
29.Kd3 Nxf4+ 30.Kc4 Kd7 31.Bd4 Ng6 32.Bc3 Kd6 33.Kd3 a4 34.Kd4 h5 35.Ke3 c5
36.h3
³ (-0.50) Depth: 15 00:00:25 7969kN
29.Kd3 Nxf4+ 30.Kc4 Kd7 31.Bd4 Ng6 32.Bc3 Kd6 33.Kd3 a4 34.Ke3 Ne7 35.Bg7 Nd5+
36.Kd4 h5 37.Be5+ Ke6 38.f4
³ (-0.54) Depth: 16 00:00:42 13341kN
29.Kd3 Nxf4+ 30.Ke3 Ne6 31.Bd4 Kd7 32.Bc3 a4 33.f4 Kc6 34.Be5 Kd5 35.Bc3 h5
36.Bf6 c5 37.Bc3 h4
³ (-0.58) Depth: 17 00:02:27 44872kN, tb=5
(Larsson, KIL 04.09.2001)
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