Author: Chessfun
Date: 20:28:44 01/26/00
Go up one level in this thread
On January 26, 2000 at 23:06:07, Mark Young wrote:
>On January 26, 2000 at 22:53:54, Chessfun wrote:
>
>>On January 26, 2000 at 20:59:52, Frederic Friedel wrote:
>>
>>>I checked this position with my Fritz 6, running on a 450 MHz PII with 64 MB
>>>hashtables. As you can see in the first protocol below (captured by
>>>right-clicking the analysis window and selecting "Clip analysis") the program
>>>finds 1.Nxg5 in 2 min. 31 sec. at 11/36 ply.
>>>
>>>If I turn up the aggressiveness from zero to two (by clicking the engine name
>>>and using "engine parameters") then the program find the move in 14 seconds at a
>>>depth of 9/32 (second protocol).
>>>
>>>If I switch the null-move function off (by using "engine parameters" to set the
>>>selectivity from its default 2 to zero) Fritz doesn't find the move in 14
>>>minutes (protocol 3).
>>>
>>>
>>>Analysis by Fritz 6 -- protocol 1
>>>=================================
>>>
>>>[First eight ply cut]
>>>
>>>1.Bf2--
>>> ² (0.59) depth: 9/28 00:00:01 341kN
>>>1.Bf2 g4 2.g3 Bxg3 3.hxg3 Nxg3 4.Bxg3 Qxg3+ 5.Kh1 gxf3
>>> ² (0.53) depth: 9/28 00:00:01 542kN
>>>1.g3
>>> ² (0.56) depth: 9/30 00:00:05 1804kN
>>>1.g3 Bxe3+ 2.Qxe3 Qb6 3.Nd4 Ng7 4.Bxg5 hxg5 5.Qxg5 e5
>>> ± (0.75) depth: 9/33 00:00:07 2649kN
>>>1.g3 Bh3 2.Ng2 gxh4 3.gxf4 Nxf4 4.Qe4 Qb6+ 5.Nd4 Nxd3
>>> ± (0.88) depth: 10/36 00:00:30 10549kN
>>>1.g3 Bxe3+ 2.Qxe3 Qb6 3.Nd4 e5 4.Bxg5 hxg5 5.Qxg5+ Ng7
>>> ± (0.78) depth: 11/36 00:01:08 24400kN
>>>1.Be1
>>> ± (0.81) depth: 11/36 00:01:37 33866kN
>>>1.Be1 g4 2.Nh4 Bxh2+ 3.Kh1 Nf4 4.Qf2 e6 5.Bh7+ Kxh7
>>> ± (1.22) depth: 11/36 00:02:05 43248kN
>>3>1.Nxg5
>>> ± (1.25) depth: 11/36 00:02:31 52063kN
>>>1.Nxg5 Bxh2+ 2.Kh1 Nf4 3.Nxf7 Nxe2 4.Nxh6+ Kh8 5.Rf7 Bf5
>>> +- (1.47) depth: 11/36 00:02:47 57590kN
>>>1.Nxg5!
>>> +- (1.78) depth: 12/34 00:03:49 79170kN
>>>1.Nxg5! Bxh2+ 2.Kh1 Nf4 3.Nxf7 Kg7 4.Qd2 Rf8 5.Kxh2 Rxf7
>>> +- (2.72) depth: 12/34 00:05:34 114549kN
>>>1.Nxg5 Nf6 2.Nf3 Qd6 3.Nf5 Bxf5 4.Bxf5 Rad8 5.Rad1 Nd5
>>> +- (2.94) depth: 13/38 00:10:55 225004kN
>>>
>>>
>>>Analysis by Fritz 6 -- protocol 2
>>>=================================
>>>1.g4 Bxe3+ 2.Qxe3 Qf4 3.Bf2 Qxg4+ 4.Kh1 Nf4 5.Rg1 Qh5
>>> ± (1.00) depth: 8/25 00:00:01 415kN
>>>1.g4--
>>> ² (0.69) depth: 9/29 00:00:04 1257kN
>>>1.g4 Nf6 2.Be1 e5 3.Bf5 Bxe3+ 4.Qxe3 Bxf5 5.gxf5 Qb6
>>> ² (0.66) depth: 9/29 00:00:04 1449kN
>>>1.g3
>>> ² (0.69) depth: 9/32 00:00:10 3294kN
>>>1.g3 Bxe3+ 2.Qxe3 Qb6 3.Nd4 Ng7 4.Bxg5 hxg5 5.Qxg5 e5
>>> ± (0.75) depth: 9/32 00:00:11 3803kN
>>>1.Nxg5
>>> ± (0.78) depth: 9/32 00:00:14 4784kN
>>>1.Nxg5 Bxh2+ 2.Kh1 Nf4 3.Nxf7 Nxe2 4.Nxh6+ Kh8 5.Rf7 Bf5
>>> +- (1.50) depth: 9/32 00:00:18 6293kN
>>>1.Nxg5!
>>> +- (1.81) depth: 10/29 00:00:25 8477kN
>>>1.Nxg5! Bxh2+ 2.Kh1 Nf4 3.Nxf7 Kg7 4.Qd2 Nxd3 5.Qxd3 Bf4
>>> +- (2.47) depth: 10/30 00:00:34 11732kN
>>>1.Nxg5 Bxh2+ 2.Kh1 Nf4 3.Nxf7 Kg7 4.Qd2 Nxd3 5.Qxd3 Bf4
>>> +- (2.72) depth: 11/32 00:01:03 21698kN
>>>
>>>
>>>Analysis by Fritz 6 -- protocol 3
>>>=================================
>>>1.Bf2 g4 2.g3 gxf3 3.Qxf3 Bxe3 4.Bxe3 Nf6 5.Bxb5
>>> ± (0.91) depth: 8/27 00:00:06 1967kN
>>>1.Bf2--
>>> ² (0.59) depth: 9/26 00:00:17 5737kN
>>>1.Bf2 g4 2.g3 Bxg3 3.hxg3 Nxg3 4.Bxg3 Qxg3+ 5.Kh1 gxf3
>>> ² (0.53) depth: 9/31 00:00:29 9144kN
>>>1.g4
>>> ² (0.56) depth: 9/31 00:00:38 11664kN
>>>1.Be1
>>> ² (0.59) depth: 9/31 00:00:58 17483kN
>>>1.Be1 g4 2.Nh4 Bxh2+ 3.Kh1 Nf4 4.Qf2 e5 5.Bxb5 cxb5
>>> ± (0.91) depth: 9/31 00:01:12 21502kN
>>>1.Be1 g4 2.Nh4 Bxh2+ 3.Kh1 Nf4 4.Qf2 e6 5.Bc2 Nh5
>>> ± (0.88) depth: 10/33 00:03:09 56845kN
>>>1.Be1!
>>> ± (1.19) depth: 11/39 00:14:32 261770kN
>>
>>
>>Hi,
>> Can you tell me if this analysis printout is a feature
>>from F6?? or is it with Chessbase using F6 engine.
>>Thanks.
>
>Clipping analysis is not new to ChessBase Programs or to Fritz 6. It is however
>done through the GUI of Fritz 6 or Hiarcs 7.32 etc. It also works with any
>engine you have loaded, not just with the Fritz 6 engine.
Thanks Mark,
I had seen the clip analysis there always assumed you
would just get what was in the window.
Thanks.
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