Author: Kurt Utzinger
Date: 12:10:37 03/26/04
Go up one level in this thread
On March 26, 2004 at 14:43:35, Dan Andersson wrote:
>On March 26, 2004 at 13:49:45, Kurt Utzinger wrote:
>
>>[D]r1b1r1k1/ppq3pp/2n1pp2/3pP3/8/2PBQN2/PP3PPP/4RRK1 b - - 0 17
>>
>Instant blip on the radar.
>Engine UCI 62 MB 933MHz PIII Cu-Mine:
> 6 00:00 -0,64 f6f5 Nf3g5 Bc8d7 f2f4 h7h6 Ng5f3
> 7 00:01 -0,51 f6f5 Nf3g5 Bc8d7 f2f4 h7h6 Ng5f3 a7a6
> 8 00:01 -0,57 f6f5 Nf3g5 Bc8d7 f2f4 h7h6 Ng5f3 Qc7b6 Qe3xb6 a7xb6
> 9 00:03 -0,51 f6f5 Nf3g5 h7h6 Ng5f3 Bc8d7 Re1d1 a7a6 a2a4 Re8f8
>10 00:05 -0,51 f6f5 Nf3g5 h7h6 Ng5f3 Bc8d7 Re1d1 Re8f8 Rf1e1 Qc7b6 Qe3c1
>11 00:09 -0,48 f6f5 Nf3g5 h7h6 Ng5f3 Bc8d7 Re1a1 Re8c8 Rf1e1 Bd7e8 Nf3d4
>Nc6xd4 c3xd4
>12 00:15 -0,48 f6f5 Nf3g5 h7h6 Ng5f3 Bc8d7 Re1a1 Re8c8 Rf1d1 Bd7e8 c3c4
>d5xc4 Bd3xc4 Qc7e7
>13 00:33 -0,48 f6f5 Nf3g5 h7h6 Ng5f3 Bc8d7 Re1a1 Re8c8 Rf1d1 a7a6 a2a3 Bd7e8
>Nf3d4 Nc6xd4 c3xd4
>
>
>
>>How long needs your engine to avoid 17...fxe5? which would be
>>a positonal bad move since Black remains with a passive bishop
>>on c8 and a weak backward pawn on e6. Best seems to close the
>>centre with 17...f5 but other moves keeping the tension are
>>also stronger than 17...fxe5?
>
> The position seems critical after any move. Black must parry the threat
>exf6/c3-c4 thus the number of possible moves are severely limited.
> After 17. .. f5 then the slow 18. a3 or the brutal 18.c4 both seem promising.
>
>MvH Dan Andersson
Hi Dan
I do not agree with your comment as far as the "threat" c3-c4 is
concerned. After 17...f5! the pawn advance 18.c4 looks bad to me
as after 18...Nb4! 19.cxd5 Nxd5 Black is fine.
Kurt
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