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Subject: Re: Hard4 set

Author: Dieter Buerssner

Date: 07:51:32 01/08/06

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On January 07, 2006 at 19:40:52, Vincent Lejeune wrote:

>On January 07, 2006 at 14:39:32, Dieter Buerssner wrote:
>...
>>>8/5p2/6PR/7P/1k6/p7/7r/1K6 w - - id The Original Mozes; bm g7;
>>
>>Found after 3:11
>
>Do yace find a winning score ?
>
>1.g7  a2+!  2.Ka1  Ka3  3.Ra6+  Kb3  4.Rb6+  Ka3  5.Rb1!  axb1=Q+  6.Kxb1  Kb3
>7. Kc1  Kc3  8.Kd1  Kd3  9.Ke1  Ke3  10.Kf1  Kf3  11.g8=Q  Rh1+  12.Qg1  Rxg1+
>13.Kxg1  Kg4  14.h6

Perhaps not a real winning score, but at least considarably positive and a
decent PV:


16/37  1:37   0.00     1.gxf7 a2+ 2.Ka1 Tf2 3.f8D+ Txf8
                       4.Tb6+ Kc5 5.Tb7 Th8 6.Ta7 Kb6
                       7.Txa2 Txh5 8.Tb2+ Tb5 9.Tc2 Tc5
                       10.Td2 Te5 11.Tf2 Tg5 12.Th2 Tg6
                       13.Th3 Tg7 14.Th4 (55.216.565) 566
                       TB:8.113

16/40  3:19   +0.01++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Tg2 9.h6 Kc4 10.h7 Txg7 11.h8D Tg2 (152.313.866)
764
                       TB:11.055

16/41  4:34   +0.40++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Kd3 9.Ke1 Th1+ 10.Kf2 Txh5
                       11.g8D Te5 (245.032.286) 893
                       TB:11.747

16/41  5:43   +1.40++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Kd3 9.Ke1 Th1+ 10.Kf2 Txh5
                       11.g8D Te5 (329.418.764) 957
                       TB:12.278

16/41  6:30   +1.47    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Kd3 9.Ke1 Tg2 10.h6 f5 11.h7 Tg1+
                       12.Kf2 Kc4 13.g8D+ Kb5 (386.500.356) 989
                       TB:12.683

16/41  6:34   +1.47    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Kd3 9.Ke1 Tg2 10.h6 f5 11.h7 Tg1+
                       12.Kf2 Kc4 13.g8D+ Kb5 (390.255.551) 988
                       TB:13.090

17/41  9:17   +1.87++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Kd3 9.Ke1 Tg2 10.h6 Th2 11.g8D Txh6 (573.812.736)
1029
                       TB:16.607

17/41  11:15  +2.08    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 Tg2 6.h6 axb1D+ 7.Kxb1 Kb3
                       8.Kc1 Kc3 9.Kd1 Kd3 10.Ke1 Ke3
                       11.Kf1 Kf3 12.h7 Tf2+ (715.690.926) 1058
                       TB:18.431

17/41  11:36  +2.08    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 Tg2 6.h6 axb1D+ 7.Kxb1 Kb3
                       8.Kc1 Kc3 9.Kd1 Kd3 10.Ke1 Ke3
                       11.Kf1 Kf3 12.h7 Tf2+ (730.872.718) 1049
                       TB:20.329

18/43  16:16  +2.39    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 Tg2 6.h6 axb1D+ 7.Kxb1 Kb3
                       8.Kc1 Kc3 9.Kd1 Kd3 10.Ke1 Ke3
                       11.Kf1 Kf3 12.h7 Tc2 13.Ke1 Tc1+
                       14.Kd2 (1.000.645.030) 1025
                       TB:32.414

18/43  16:55  +2.39    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 Tg2 6.h6 axb1D+ 7.Kxb1 Kb3
                       8.Kc1 Kc3 9.Kd1 Kd3 10.Ke1 Ke3
                       11.Kf1 Kf3 12.h7 Tc2 13.Ke1 Tc1+
                       14.Kd2 (1.027.752.281) 1012
                       TB:37.358

19/46  26:49  +2.43    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 Tg2 6.h6 axb1D+ 7.Kxb1 Kb3
                       8.Kc1 Kc3 9.Kd1 Kd3 10.Ke1 Ke3
                       11.Kf1 Tg6 12.h7 Tf6+ 13.Kg2 Tg6+ (1.634.861.741) 1015
                       TB:62.307

BTW. Without TBs it looks somewhat better:

16/39  1:00   0.00     1.gxf7 Tf2 2.Tb6+ Ka4 3.Ka1 Txf7
                       4.h6 Tf2 5.h7 Th2 6.Tb7 a2 7.Td7 Ka3
                       8.Td3+ Kb4 9.Td7 Kb3 10.h8D Txh8
                       11.Td3+ Ka4 12.Kxa2 (73.571.938) 1219

16/41  2:31   +0.01++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Tg2 9.h6 Kd4 10.h7 Txg7 11.h8D Kc4 (185.227.941)
1222

16/41  3:48   +0.40++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Tg2 9.h6 Kd4 10.h7 Tg1+ 11.Ke2 Kc4
                       12.g8D Kd5 (287.069.623) 1257

16/42  4:51   +1.40++  1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Tg2 9.h6 Kd4 10.h7 Tg1+ 11.Ke2 Kc4
                       12.g8D Kd5 (367.667.438) 1262

16/42  5:33   +2.37    1.g7 a2+ 2.Ka1 Ka3 3.Ta6+ Kb3 4.Tb6+ Ka3
                       5.Tb1 axb1D+ 6.Kxb1 Kb3 7.Kc1 Kc3
                       8.Kd1 Tg2 9.h6 Kd3 10.Ke1 Ke3 11.Kf1 Kf3
                       12.h7 Tf2+ 13.Ke1 (423.129.501) 1270

Regards,
Dieter




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