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Subject: Re: Very odd play here.. Is this a Bug?

Author: Terry McCracken

Date: 18:09:15 04/23/05

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On April 23, 2005 at 20:34:15, chandler yergin wrote:

>On April 23, 2005 at 19:56:19, John Merlino wrote:
>
>>On April 23, 2005 at 15:57:10, chandler yergin wrote:
>>
>>>On April 23, 2005 at 13:43:10, Günther Simon wrote:
>>>
>>>>On April 23, 2005 at 10:40:50, chandler yergin wrote:
>>>>
>>>>>Programmers help me out here please.
>>>>>
>>>>>Computers are so materialistic, why wouldn't Fritz capture the Bishop?
>>>>>
>>>>>Very Odd play
>>>>>
>>>>>[D]8/6k1/7p/7p/2K5/4p3/3B1b2/8 w - - 0 1
>>>>>
>>>>>New game,
>>>>>[D]8/6k1/7p/7p/2K5/4p3/3B1b2/8 w - - 0 1
>>>>>
>>>>>Analysis by Fritz 8:
>>>>>
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd5
>>>>>  µ  (-0.97)   Depth: 5/11   00:00:00  1kN
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd5
>>>>>  µ  (-0.97)   Depth: 5/11   00:00:00  1kN
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd5
>>>>>  µ  (-0.97)   Depth: 5/11   00:00:00  1kN
>>>>>1.Bxe3 Bg3 2.Kd5 h4 3.Bf4 Kf6 4.Ke4
>>>>>  µ  (-1.16)   Depth: 7/11   00:00:01  6kN, tb=2
>>>>>1.Bxe3 Bg3 2.Kd5 h4 3.Bf4 Kf6 4.Ke4
>>>>>  µ  (-1.16)   Depth: 7/11   00:00:01  6kN, tb=2
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd5 Kf4 5.Bd4
>>>>>  µ  (-1.00)   Depth: 8/13   00:00:02  14kN, tb=5
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd5 Kf4 5.Be5+ Kf3 6.Bd4
>>>>>  µ  (-1.00)   Depth: 9/15   00:00:05  29kN, tb=25
>>>>>1.Bxe3 Bg3 2.Bd4+ Kg6 3.Bf6 Kf5 4.Kd3 Kf4 5.Ke2 Ke4 6.Bh4
>>>>>  µ  (-1.00)   Depth: 10/18   00:00:06  53kN, tb=55
>>>>>1.Bxe3 Bg3 2.Kd5 h4 3.Bf4 Bf2 4.Ke4 h3 5.Kf3 Bg1 6.Bh2
>>>>>  µ  (-0.84)   Depth: 11/17   00:00:10  121kN, tb=162
>>>>>1.Bxe3 Bg3 2.Bf4 h4 3.Kd4 Kg6 4.Ke4 Kh5 5.Kf3 Be1 6.Be5 h3 7.Ke4
>>>>>  µ  (-0.81)   Depth: 12/17   00:00:15  236kN, tb=285
>>>>>1.Bxe3 Bg3 2.Bf2 h4 3.Kd3 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  ³  (-0.59)   Depth: 13/19   00:00:22  536kN, tb=864
>>>>>1.Bxe3 Bg3 2.Bf2 h4 3.Kd3 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  ³  (-0.59)   Depth: 14/19   00:00:23  797kN, tb=1393
>>>>>1.Bxe3!
>>>>>  ³  (-0.31)   Depth: 15/21   00:00:32  1754kN, tb=3140
>>>>>1.Bxe3!
>>>>>  =  (-0.03)   Depth: 16/21   00:00:33  2424kN, tb=4555
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  =  (0.00)   Depth: 17/21   00:00:36  3211kN, tb=7269
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  =  (0.00)   Depth: 18/21   00:00:38  3872kN, tb=9522
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  =  (0.00)   Depth: 19/24   00:00:43  5301kN, tb=15314
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Bf6
>>>>>  =  (0.00)   Depth: 20/24   00:00:47  8341kN, tb=23421
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Kf3
>>>>>  =  (0.00)   Depth: 21/25   00:01:02  13559kN, tb=39189
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Kf3
>>>>>  =  (0.00)   Depth: 22/26   00:01:16  24273kN, tb=60151
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Kf3
>>>>>  =  (0.00)   Depth: 23/29   00:01:54  42568kN, tb=114394
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Kf3
>>>>>  =  (0.00)   Depth: 24/30   00:03:11  91351kN, tb=191512
>>>>>1.Bxe3 Bg3 2.Kd3 h4 3.Bf2 h5 4.Ke2 Kf7 5.Kf3 Bd6 6.Bxh4 Ke6 7.Ke4 Be5 8.Kf3
>>>>>  =  (0.00)   Depth: 25/30   00:05:56  150027kN, tb=307376
>>>>>
>>>>>(,  23.04.2005)
>>>>>
>>>>>Why would the Program not capture the White Bishop?
>>>>
>>>>
>>>>I really don't understand your strange posts in the last time?
>>>>It is draw anyway, if you want it to play otherwise here, just
>>>>disable the tablebases and it will remain materialistic.
>>>
>>>You can try to explain it.. you can try to defend it..
>>>
>>>I say..
>>>
>>>It's BUG! The Programmers should fix it!
>>
>>It is not in any conceivable way a bug. No matter whether the program takes the
>>Bishop or not, the game is a draw. How, then, can one move be better than
>>another?
>>
>>First you say that computers are materialistic (which sounds like a derogatory
>>comment), then you complain when they DON'T play materialistically?
>
>Not at all... Material is everything! You can't win a game without a material
>
>advantage or positional compensation equal to or better than.
>
>>
>>According to you, White MUST capture Black's Queen in this position:
>
>Not according to me!  That's just an even  trade!
>
>What don't you understand about that?
>
>Do you think a Grandmaster would not have taken the Bishop?
>
>Or a Beginner?
>
>Or any Human Chess Player?
>
>>
>>[D]k7/1q6/8/3Q4/P7/K7/8/8 w - - 0 1
>>
>>But it's a draw anyway, so why should it matter if White plays Qxb7+ or any
>>other drawing move?
>>
>>The answer is that it doesn't matter at all.
>>
>>jm
>      THe point is that humans and Computers do not play the same.
>Computers don't have intelligence!
>
>It shows!

I think John knows the machine isn't intelligent....but it isn't intelligent to
make such a fuss either.



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