Author: Uri Blass
Date: 03:00:42 10/18/01
Go up one level in this thread
On October 18, 2001 at 05:44:43, Paul wrote: >On October 18, 2001 at 03:34:27, Christophe Theron wrote: > >>On October 18, 2001 at 02:44:50, Terry McCracken wrote: >> >>>On October 18, 2001 at 02:32:45, Terry McCracken wrote: >>> >>>>[D]4qknr/r1b2pp1/2Q1p3/2PpP1Bp/3P1N1N/8/P4PPP/5RK1 W >>>> >>>> >>>>How well do today's programs do in this position? >>>>I think they should solve it in fairly quick time. >>>>The endgame which follows is also of interest. >>>> >>>>Terry >>> >>> >>>Solution: 1.Qxe6!!..fxe6 2.Nhg6+..Qxg6 3.Nxg6+..Ke8 4.Nxh8..Ra4 5.Rd1..Ne7 >>>6.Bxe7..Kxe7 7.Ng6+..Kf7 8.Nf4..Bxe5 9.dxe5..Rxf4 10.Rc1..Ke8 11.c6..Kd8 >>>12.c7+..Kc8 13.g3..Ra4 14.Rc6..Rxa2 15.Rxe6..g5 16.Rd6..Rd2 17.e6..Kxc7 >>>18.e7! 1-0 >> >> >> >>Chess Tiger for Palm (engine version 14.7) plays Qxe6 in 4 seconds (Palm m505 >>ov. to 54MHz). >> >> >> >> Christophe > >Hi Christophe & Terry, > >Yes, Qxe6 is easy ... but does it also find white's second move, Nhg6+? Mine >wants to play Nxe6+ ... I really don't understand the line above, especially 3 >... Ke8, why not fxg6? Grandmaster stuff I suppose? Terry? > >Groetjes, >Paul I believe that you do not mean to the right position after Qxe6 fxe6 Nxe6+ Qxe6 white can safely resign The main line of your program probably started with Qxe6 Qxe6 and in this case 2.Nxe6 is the right move The reason for 3...Ke8 is clear 3..fxg6 is illegal move after 1...fxe6 and I think that this reason is good enough to avoid 3...fxg6 Uri
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