Author: Albert Silver
Date: 16:00:08 09/11/04
Go up one level in this thread
On September 11, 2004 at 18:56:42, Albert Silver wrote:
>On September 11, 2004 at 06:16:24, Eduard Nemeth wrote:
>
>>Pro Deo - how is that possible?
>>
>>A am testing my new style but I cannot understand how Pro Deo here can play g5
>>(!) ?
>>
>>The Endgame Knowledge of Pro Deo is not the best, but here play Pro Deo an
>>fantastic move. Was this a Testset-tuning from programmer, or not?
>>
>>German:
>>
>>Pro Deo ist im Endspiel nicht der beste, vor allem erst recht dann nicht wenn es
>>um ungleichfarbige Läufer geht, z.B. hier wo nur anhand von Rechentiefe der
>>richtige Zug irgendwann gefunden wird:
>>
>>[D]8/8/k7/P7/1K6/n3B3/1P6/8 w - - 0 1
>>
>>Analysis by Pro Deo 1.0vff:
>>
>>1.bxa3 Kb7 2.Kb5 Kb8 3.a4 Kb7 4.Lc5 Kb8 5.Lg1 Kb7 6.a6+ Kc7
>> +- (6.98) Tiefe: 14 00:00:09 2670kN
>>1.bxa3 Kb7 2.Kb5 Kb8 3.a4 Kc7 4.Lb6+
>> +- (6.53) Tiefe: 15 00:00:15 5012kN
>
>A problem for sure, but guess what?
>
>Analysis by Junior 8:
>
>1.bxa3!
> +- (9.25) Depth: 26 00:00:08 11310kN
>1.bxa3 Kb7 2.Kb5 Kb8 3.a6 Ka8 4.a4 Kb8 5.a7+ Ka8 6.a5 Kb7 7.Bg1 Ka8 8.Bb6 Kb7
> +- (9.25) Depth: 28 00:00:15 20494kN
>1.bxa3 Kb7 2.Kb5 Kb8
> +- (9.25) Depth: 29 00:00:29 38530kN
>1.bxa3 Kb7 2.Kb5 Kb8 3.a6
> +- (9.25) Depth: 30 00:00:46 59164kN
>1.Kxa3!
> +- (9.55) Depth: 30 00:01:06 83640kN
>1.Kxa3!
> +- (9.85) Depth: 31 00:01:09 86350kN
>1.Kxa3 Kxa5 2.b4+ Kb5 3.Bf2 Kc4 4.Ka4 Kd5 5.Ka5 Ke4 6.b5 Kf4 7.b6 Kf3 8.Bd4 Ke4
>9.Bg1 Ke5 10.b7
> +- (14.11) Depth: 31 00:01:11 90085kN
>1.Kxa3 Kxa5 2.b4+ Kb5 3.Bf2 Kc4 4.Ka4 Kd5 5.Ka5 Ke4 6.b5 Kf4 7.b6 Kf3 8.Bd4 Ke4
>9.Bg1 Ke5 10.b7
> +- (14.11) Depth: 32 00:01:36 118816kN
>
>And that's on an Athlon 2400XP+ (2 GHz).
BTW, the Rebel default settings do find it a bit faster than Junior:
Analysis by Pro Deo 1.0:
1.bxa3 Kb7 2.Ka4 Ka6 3.Bd4 Kb7 4.Kb5 Kc8 5.Kc5 Kb7 6.Be5 Ka6 7.Bc3 Kb7 8.Bd2 Ka6
9.Kb4 Kb7 10.Kb5 Ka7 11.Kc6 Ka6 12.Bc3 Ka7
+- (7.11) Depth: 15 00:00:03 6254kN
1.bxa3 Kb7 2.Ka4 Kc7 3.a6 Kb8 4.Bb6 Kc8 5.Kb5 Kb8 6.Be3 Ka8 7.Bf4 Ka7 8.Be5 Ka8
9.a4 Ka7 10.Bd4+ Kb8 11.Be5+ Ka8 12.Bf4 Ka7
+- (7.17) Depth: 16 00:00:08 14567kN
1.bxa3 Kb7 2.Ka4 Kc7 3.Bd4 Kb8 4.a6 Ka8 5.Kb5 Kb8 6.Be5+ Ka8 7.Bc3 Ka7 8.Kc5
Kxa6 9.Be5 Kb7 10.Kd4
+- (6.19) Depth: 17 00:00:17 30516kN
1.Kxa3
+- (6.19) Depth: 17 00:00:40 77608kN
1.Kxa3
+- (6.19) Depth: 17 00:00:41 77776kN
1.Kxa3 Kxa5 2.b4+ Kb5 3.Bg1 Kc6 4.Ka4 Kd5 5.b5 Ke6 6.Ka5 Kd7 7.Ka6
+- (12.39) Depth: 17 00:00:42 79628kN
1.Kxa3 Kxa5 2.b4+ Kb5 3.Bc5 Kc6 4.Ka4 Kd7 5.Ka5
+- (12.55) Depth: 18 00:00:43 81840kN
1.Kxa3 Kxa5 2.b4+ Kb5 3.Kb3 Kc6
+- (12.82) Depth: 19 00:00:51 93429kN
1.Kxa3 Kxa5 2.b4+ Kb5 3.Kb3 Kc6
+- (15.32) Depth: 20 00:01:34 168411kN
Albert
>
>>
>>(Nemeth, Privat 11.09.2004)
>>
>>Wie ist es daher möglich dass (sogar ohne TBs) hier unten der
>>fantastische Zug g5! gefunden wird? Ich verstehe es nicht?
>>
>>Ich frage deshalb, weil ich mein Setting nicht auf Testsets aufgebaut werden
>>sein möchte!
>
>I don't see the relevance of the comparison. IMO this has nothing to do with the
>right square to promote with the bishop. The theme is a simple tactical one.
>Right now, if Kg4 to attack the h-pawn, white can easily protect it with Be7.
>After 1...g5!, then hxg5 allows the black h-pawn to start running, and after
>fxg5, the bishop can't protect the h-pawn after Kxg4, so again the h-pawn starts
>running.
>
> Albert
>
>>
>>BS_Test:
>>
>>[D]8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - 0 1
>>
>>Analysis by Pro Deo 1.0vff on P3 600:
>>
>>1...Kg4 2.Le7 g5 3.Lxg5 Lf5 4.Le7 Kf3 5.Lc5
>> µ (-0.88) Tiefe: 15 00:01:32 22992kN
>>1...Kg4 2.Le7 Kf5 3.Lc5 Lf7 4.Kb2
>> µ (-0.81) Tiefe: 16 00:02:48 55470kN
>>1...g5
>> µ (-0.81) Tiefe: 16 00:03:25 68640kN
>>1...g5 2.fxg5 Kg4 3.Kxb3 Kxh4 4.Kc3 Kxg5 5.Kd4 Kf5
>> µ (-1.14) Tiefe: 16 00:04:05 81770kN
>>
>>(Nemeth, Privat 11.09.2004)
>>
>>Nebenbei:
>>
>>Die Philosophie meines Settings besteht nämlich darin, dass das Programm, mit
>>zunächst stark selektiver Suchtiefe "vernünftige Züge" je nach Stellung“ findet.
>>Also Menschlich! Erst ab Tiefe 12 wird dann nach besseren Zügen (auch Taktik)
>>gesucht und auch meist gefunden.
>>Auf Rechnern mit 2-3 GHz ist das ab etwa ab 90s. Manche besseren Züge werden in
>>Tiefen 12-15 gefunden, was auf schnellen Rechnern etwa 90s bis 4 Minuten dauert.
>>Wer von meinem Setting ein Blitzmonster erwartet, der ist falsch dran.
>>
>>English (Internet-Translate):
>>
>>Besides: The philosophy of my Settings consists of the fact that the program,
>>with first strongly selective search depth rational moves depending upon
>>position finds. Thus human! Only starting from depth 12 then for better moves
>>(also tactics) one searches and one finds also usually. On computers with 2-3
>>GHz is starting from for instance starting from 90s. some better moves in depths
>>12-15 is found, what on fast computers for instance until 4 minutes lasts 90s.
>>Who expects a lightning monster from my Setting, that is wrong to.
>>
>>Eduard.
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