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Subject: Re: A little Engame R+p vs. R+p

Author: Dieter Buerssner

Date: 15:01:04 12/18/01

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On December 18, 2001 at 13:51:28, Eduard Nemeth wrote:

>What says your program (with TBs too) !!

Yace 0.99.56 hasn't much of a clue.

>[D]4K3/4P3/rp6/7R/2k5/8/8/8 w - - 0 1

The next version probably will show:

         7   0.002  -5.15  1t  1. Rc5+ bxc5 {-500}
         9   0.009  -4.98  1t  1. Rd5 Kxd5 {-500}
        11   0.014  -4.82  1t  1. Rb5 Kxb5 {-500}
        12   0.028   0.69  1t  1. Re5 {0}
        27   0.033   0.69  1.  1. Re5 {0}
        49   0.038   0.56  2t  1. Re5 b5 {0}
       139   0.048   0.58  2t+ 1. Rh4+ Kd5
       172   0.056   0.63  2t  1. Rh4+ Kd5 2. Rf4 {0}
       233   0.063   0.63  2.  1. Rh4+ Kd5 2. Rf4 {0}
       424   0.071   0.55  3t  1. Rh4+ Kd5 2. Kd7 Ra7+ 3. Ke8 {0}
       897   0.081   0.55  3.  1. Rh4+ Kd5 2. Kd7 Ra7+ 3. Ke8 {0}
      1689   0.102   0.57  4t  1. Rh4+ Kd5 2. Rb4 Ra8+ 3. Kf7 Kc5 {0}
      2642   0.124   0.57  4.  1. Rh4+ Kd5 2. Rb4 Ra8+ 3. Kf7 Kc5 {0}
      7345   0.198   0.58  5t  1. Rh4+ Kc5 2. Re4 Ra8+ 3. Kf7 b5 4. Ke6 {0}
      9703   0.220   0.58  5.  1. Rh4+ Kc5 2. Re4 Ra8+ 3. Kf7 b5 4. Ke6 {0}
     23375   0.435   0.52  6t  1. Rh4+ Kc5 2. Kf7 Ra7 3. Re4 b5 4. Kf6 {0}
     30348   0.519   0.52  6.  1. Rh4+ Kc5 2. Kf7 Ra7 3. Re4 b5 4. Kf6 {0}
     74114   1.268   0.53  7t  1. Rh4+ Kd5 2. Kf7 Ra8 3. Ra4 Rb8 4. Rb4 Kc5 {0}
     85964   1.353   0.53  7.  1. Rh4+ Kd5 2. Kf7 Ra8 3. Ra4 Rb8 4. Rb4 Kc5 {0}
    113546   1.605   0.51  8t  1. Rh4+ Kd5 2. Kf7 Ra8 3. Rh6 b5 4. Rb6 Kc5 5.
                               Rb7 {0}
    148896   1.955   0.51  8.  1. Rh4+ Kd5 2. Kf7 Ra8 3. Rh6 b5 4. Rb6 Kc5 5.
                               Rb7 {0}
    312719   3.251   0.48  9t  1. Rh4+ Kc3 2. Rh6 Ra8+ 3. Kf7 b5 4. Rc6+ Kd4
                               5. Rd6+ Kc4 6. Ra6 Rh8 7. Rb6 {0}
    383924   3.789   0.48  9.  1. Rh4+ Kc3 2. Rh6 Ra8+ 3. Kf7 b5 4. Rc6+ Kd4
                               5. Rd6+ Kc4 6. Ra6 Rh8 7. Rb6 {0}
    625040   5.661   0.47 10t  1. Rh4+ Kc3 2. Rh1 Ra8+ 3. Kf7 b5 4. Rc1+ Kd4
                               5. Ra1 Rb8H 6. Rd1+H Kc5H 7. Kg6H Re8H 8. Kf6H
                               {HT}
    746158   6.549   0.47 10.  1. Rh4+ Kc3 2. Rh1 Ra8+ 3. Kf7 b5 4. Rc1+ Kd4
                               5. Ra1 Rb8 6. Rd1+ Kc5 7. Kg6 Re8 8. Kf6

etc. with slowly rising score until

  80019890 10:41.2   0.13 18.  1. Rh4+ Kc5 2. Kf7 Ra8 3. Rh5+ Kc4 4. Rh6 Kc5
                               5. Rh1 b5 6. Rc1+ Kd6 7. Kf6 Re8 8. Rd1+ Kc5 9.
                               Ke5 Rxe7+ 10. Kf6
 133366510 17:58.3   0.10 19t  1. Rh4+ Kc3 2. Rh6 Ra8+ 3. Kf7H b5H 4. Ra6H b4H
                               5. Rxa8H b3H {HT}
 166857235 22:31.1   0.10 19.  1. Rh4+ Kc3 2. Rh6 Ra8+ 3. Kf7 b5 4. Ra6 b4 5.
                               Rxa8 b3
 254736500 34:22.9   0.00 20t  1. Rh4+ Kd5 2. Kf7 Ra8 {HT}
 313243322 42:16.0   0.00 20.  1. Rh4+ Kd5 2. Kf7 Ra8


Regards,
Dieter




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