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Subject: Re: Test: quiet move and Zugzwang

Author: John Merlino

Date: 16:35:47 07/28/04

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On July 28, 2004 at 19:22:32, Joshua Haglund wrote:

>(Custom Crafty)
>White(1): analyze
>end-game phase
>              clearing hash tables
>              time limit 8.85 (53.10)
>         nss  depth   time  score   variation (1)
>                8     0.11   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Kc7 5. Kf4 Kd7
>                8->   0.16   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Kc7 5. Kf4 Kd7
>                9     0.24   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Rh6
>                9->   0.30   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Rh6
>               10     0.44   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4
>               10->   0.60   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4
>               11     0.89   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6
>               11->   1.28   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6
>               12     2.03   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rb1
>               12->   3.69   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rb1
>               13     5.67   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rc4 8. Bb7
>               13->   8.22   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rc4 8. Bb7
>               14    15.35   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rc4 8. Bb7 Ke8
>               14->  22.88   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rb4 7.
>                                    Bc6 Rc4 8. Bb7 Ke8
>               15    45.71   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rd7 7.
>                                    Rh8+ Kc7 8. Kf4 Rf7+ 9. Ke4 Kd7 10.
>                                    Bg4+ Ke7
>               15->   1:22   4.60   1. Rb5+ Nb6 2. Rxb6+ Kc8 3. Kg3 Rxd8
>                                    4. Rxh6 Rd4 5. Rh7 Kd8 6. Bf3 Rd7 7.
>                                    Rh8+ Kc7 8. Kf4 Rf7+ 9. Ke4 Kd7 10.
>                                    Bg4+ Ke7
>Interesting,
>
>Joshua Haglund
>toneewa@yahoo.com

That exact same score with every PV looks very weird. Are you sure everything is
kosher with your Crafty setup?

jm



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