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Subject: Re: White plays Re4..!!

Author: Dieter Buerssner

Date: 12:29:33 01/06/02

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>6bk/7p/2q1PP2/2Pp4/p2R4/5K2/8/B7 w - -
>
>I hope this works right and is correct..:-)

Yep. With some luck (it does not see that Re4+ is winning at the depth the move
is found) Yace finds this fast. K6-2 475, 30M hash:

    320011   2.215  -0.94  8t  1. f7 Bxf7 2. exf7 Kg7 3. Rf4+ d4+ 4. Kf2 Kf8
                               5. Bxd4 Qh6 6. Ke3 a3 {-151}
    867461   6.259  -0.93  8t+ 1. Re4 dxe4+ 2. Kg2 Bf7 3. exf7 e3+ 4. Kg1 Qa8
                               5. f8=Q+ Qxf8 6. f7+ Qg7+ 7. Kh2 h6 8. f8=Q+
                               Kh7 {190}
    899486   6.512  -0.75  8t  1. Re4 dxe4+ 2. Kg2 e3+ 3. Kg1 h5 4. f7+ Kh7 5.
                               f8=Q Qc7 6. Qf5+ Kh6 {-80}
[...]
   1512885  11.513   2.37  9t  1. Re4 dxe4+ 2. Kg2 e3+ 3. Kg1 h5 4. f7+ Kh7 5.
                               f8=Q Qc7 6. Qf5+ Kh6 7. Qf6+ Kh7 8. Qh8+ Kg6 9.
                               Qxg8+ Kf5 {270}
[...]
   3392617  24.955   4.72 10t  1. Re4 dxe4+ 2. Kg2 e3+ 3. Kg1 h5 4. f7+ Kh7 5.
                               f8=Q Qb7 6. Qf5+ Kh6 7. Qf6+ Kh7 8. Qh8+ Kg6 9.
                               Qxg8+ Kh6 10. Qf8+ Kg6 11. Qf6+ Kh7 12. Qf7+
                               Qxf7 13. exf7 e2 14. Kf2 e1=Q+ 15. Kxe1 {350}
[...]
   8781867  59.689  10.41 11t  1. Re4 dxe4+ 2. Kg2 e3+ 3. Kg1 h5 4. f7+ Kh7 5.
                               f8=Q Qb7 6. Qf5+ Kh6 7. Qf6+ Kh7 8. Qh8+ Kg6 9.
                               Qxg8+ Kh6 10. Qf8+ Kg5 11. Qf6+ Kg4 12. Qg6+
                               Kf4 13. Qf7+ Qxf7 14. exf7 Kf5 15. f8=Q+ Ke6
                               {HT} {1191}
[...]
  15573717  1:42.4  11.50 12t  1. Re4 dxe4+ 2. Kg2 e3+ 3. Kg1 h5 4. f7+ Kh7 5.
                               f8=Q Qc7 6. Qf5+ Kh6 7. Qf6+ Kh7 8. Qh8+ Kg6 9.
                               Qxg8+ Kf5 10. Qf7+ Qxf7 11. exf7 Ke4 12. f8=Q
                               Kd5 13. Qe7 a3 {1191}

Regards,
Dieter



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