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Subject: Re: Positional move to find

Author: Kurt Utzinger

Date: 13:29:16 10/12/03

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     Well, 22...f4 is Hiarcs 9 second best move but with a difference
     of 0.25 and it may take a very very long time until the engine
     thinks that it is better than 22...Re6, or in ohter words: no
     signs of understanding the position.
     Kurt

On October 12, 2003 at 14:25:46, Vincent Lejeune wrote:

>On October 12, 2003 at 14:24:40, Vincent Lejeune wrote:
>
>>
>>Barton 2800+, after 10 min and depth 14/33
>>
>
>oops, forgot to add : in 3 best moves mode
>                         ^^^^^^^^^^^^^^^^^
>>Analysis by Hiarcs 9:
>>
>>1. ² (0.45): 22...Re6 23.f4 Tec8
>>2. ² (0.70): 22...f4 23.Fa3 Re6 24.Fd6 Tec8 25.a3 f3 26.g3 Te2 27.Tec1 Tc3
>>28.Tab1
>>3. ± (0.73): 22...Cc3 23.a3 Te2 24.Ff4 Tb2 25.Fg5 Txb3 26.Te3 Re6 27.f4 Tc8
>>
>>
>>
>>
>>On October 12, 2003 at 14:11:20, Kurt Utzinger wrote:
>>
>>>[D]4r3/pp1k3p/6p1/3nPp2/8/1P6/P1r2PPP/R1B1R1K1 b - - 0 22
>>>Handoko,E vs Xu Jun 1995
>>>Black played 22...f4 !
>>>
>>>Despite that Xu Jun is a pawn down Black stands better. But which engine finds
>>>the strong positional move 22...f4 to close the diagonal for White's bishop?
>>>
>>>[Event "Asia-chT"]
>>>[Site "Singapore"]
>>>[Date "1995.??.??"]
>>>[Round "9"]
>>>[White "Handoko, Edhi"]
>>>[Black "Xu Jun"]
>>>[Result "0-1"]
>>>[ECO "B22"]
>>>[WhiteElo "2495"]
>>>[BlackElo "2535"]
>>>[PlyCount "83"]
>>>
>>>1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 g6 8. Ng5
>>>d5 9. exd6 e6 10. Qf3 f5 11. Bxe6 Bxe6 12. Nxe6 Qxd6 13. Nxd4 Nxd4 14. cxd4 Qd5
>>>15. Qxd5 Nxd5 16. O-O Rc8 17. Nd2 Bg7 18. Re1+ Kd7 19. Nf3 Rhe8 20. Ne5+ Bxe5
>>>21. dxe5 Rc2 22. b3 f4 23. Rd1 Ke6 24. Ba3 Rec8 25. Rd3 Re2 26. Rad1 Nc3 27.
>>>Ra1 Ne4 28. f3 Ng5 29. Rd6+ Kf5 30. Rd5 Ne6 31. Kh1 Rcc2 32. Rad1 Rxa2 33. Bb4
>>>h6 34. h4 g5 35. Rd7 gxh4 36. Rf7+ Kg5 37. Be7+ Kh5 38. Rf5+ Ng5 39. Rxf4 h3
>>>40. Bxg5 hxg5 41. Rf7 hxg2+ 42. Kh2 0-1



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