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Subject: Re: Which program finds 1.e7?

Author: Scott Gasch

Date: 15:23:57 01/11/02

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On January 11, 2002 at 16:42:15, Michael Schmolei wrote:

>A study from Kazantsev
>
>1R6/5p2/4P1pb/2K4p/2pB1N1k/4P3/6PP/2q5 w - -
>

Not monsoon... (output from a P3-600Mhz).  I have aggressive pawn push
extensions in this version but they don't seem to do anything here except make
the tree explode.

 1.   +1.48  00:00:00.11  89           PV= 1. g3+ Kg5 2. exf7 <+0.00>
 2+   +2.91  00:00:00.13  383          exf7!
 2.   +3.26  00:00:00.23  753          PV= 1. exf7 Qa3+ 2. Kxc4 <+1.00>
 3.   +3.10  00:00:00.35  1855         PV= 1. g3+ Kg5 2. exf7 c3 3. f8=Q Bxf8+
                                        > 4. Rxf8 <+2.00>
 4+   +4.10  00:00:00.41  5017         exf7!
 4.   +4.12  00:00:00.57  11199        PV= 1. exf7 Qc2 2. g3+ Kg4 3. f8=Q Bxf8+
                                        > 4. Rxf8 <+2.00>
 5.   +4.05  00:00:00.87  28946        PV= 1. exf7 Qc2 2. Bf6+ Kg4 3. f8=Q
                                        > Bxf8+ 4. Rxf8 <+2.00>
 6.   +3.85  00:00:01.78  108356       PV= 1. exf7 Qa3+ 2. Kd5 Qa5+ 3. Bc5
                                        > Qc7 4. g3+ Kg4 5. f8=Q Bxf8 6. Rxf8
                                        > <+2.00>
 7.   +3.66  00:00:04.56  367421       PV= 1. exf7 Qa3+ 2. Kc6 g5 3. Ng6+ Kg4
                                        > 4. Ne5+ Kf5 5. Nd7 Qa6+ 6. Nb6
                                        > Qa3 7. Nxc4 <+1.00>
 8.   +3.61  00:00:12.80  1132172      PV= 1. exf7 Qa3+ 2. Kc6 Qa6+ 3. Kd7
                                        > c3 4. f8=Q Bxf8 5. g3+ Kg4 6. Rxf8
                                        > <+2.00>
 9.   +3.56  00:00:36.89  3296371      PV= 1. exf7 Qa3+ 2. Kc6 Qa6+ 3. Kd7
                                        > c3 4. Ne6 Qa4+ 5. Ke7 Qa3+ 6. Kf6
                                        > Qd6 7. Be5 <+0.00>
10.   +3.38  00:04:30.17  22876099     PV= 1. exf7 c3 2. Nxg6+ Kg5 3. f8=Q
                                        > Bxf8+ 4. Nxf8 Qa3+ 5. Kc4 c2 6.
                                        > Rb5+ Kg4 7. h3+ Kg3 8. Rg5+ Kh4
                                        > <+3.00>
11.   +2.97  00:13:09.87  68225471     PV= 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+
                                        > Kg5 4. f8=Q Bxf8 5. Nxf8 c2 6. Ne6+
                                        > Kh4 7. g3+ Kh3 8. Nf4+ Kxh2
                                        > <+2.00>




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