Author: Bernhard Bauer
Date: 01:52:08 12/10/98
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On December 10, 1998 at 03:41:14, blass uri wrote: >8/8/4k2p/N3p1B1/2p1R2K/1p6/p7/2Nb4 w - - 0 1 > >This position is from an endgame that I composed > >solution 7.Rxe5+ Kxe5 8.Bxh6+ Kf6 9.Naxb3 cxb3 10.Nxa2 bxa2 11.Bd2 a1Q 12.Bc3+ >Qxc3 with stalemate > >computers like the move 7.Naxb3 or Ncxb3 >please wait because a program may find Rxe5+ for the wrong reason and changes >its mind. > Here is what crafty thinks: 6-> 1.77 -0.65 1. Bf4 a1=Q 2. Rxe5+ Kf6 3. Rd5 Qa4 4. Rxd1 Qxa5 5. Bxh6 7 2.02 -- 1. Bf4 7 3.20 -1.51 1. Bf4 a1=Q 2. Bxe5 Qb1 3. Re1 Kf5 4. Rxd1 Qe4+ 5. Kh5 Kxe5 6. Kxh6 7 3.52 ++ 1. Rxe5+!! 7 3.91 draw 1. Rxe5+ Kxe5 2. Bxh6 Kf6 3. Naxb3 cxb3 4. Nxa2 bxa2 <EGTB> 7-> 5.13 draw 1. Rxe5+ Kxe5 2. Bxh6 Kf6 3. Naxb3 cxb3 4. Nxa2 bxa2 <EGTB> >The initial position was: >2N5/1p1k1qp1/3Pp2P/N1PPpqB1/2p1R1PK/1p6/p7/2Nb4 w - - 0 1 >with the solution 1.c6+ bxc6 2.dxc6+ Kxc8 3.d7+ Qxd7 4.cxd7+ Kxd7 5.gxf5 gxh6 >6.fxe6+ Kxe6 7.Rxe5+.... > > > >8/8/8/1N2k1B1/6K1/pRpp4/1pb5/8 w - - 0 1 > >This is an endgame composed by suki nahsoni > >Solution 1.Rxb2 d2 2.Nxc3 d1Q+ 3.Nxd1 Bxd1+ 4.Re2+ Bxe2 5.Kh4 a2 6.Bh6 Kf6 >7.Bd2 a1Q 8.Bc3+ Qxc3 > >computers prefer 1.Bf4+ > Not all programs. Here is what crafty thinks: 10-> 1:21 -0.75 1. Rxb2 axb2 2. Nxc3 Kd4 3. Bd2 Kc4 4. Kg5 Kb3 5. Kf6 Kc4 6. Ke6 b1=Q 7. Nxb1 Bxb1 11 1:48 draw 1. Rxb2 axb2 2. Nxc3 Kd4 3. Bd2 Kc4 4. Kg5 Kb3 5. Kf6 Kc4 6. Kg5 11-> 3:18 draw 1. Rxb2 axb2 2. Nxc3 Kd4 3. Bd2 Kc4 4. Kg5 Kb3 5. Kf6 Kc4 6. Kg5 >Alybadix and Gustav are known to be best in solving problems and I want to know >if it is only for mate(helpmate) problems or also for composed endgames. > >Fritz5 is blind in these positions and believe that white is winning. > >Uri So crafty solves the 1. position in 4 sec and the 2. position in 2 min. Not bad. Kind regards Bernhard
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