Author: Ross Boyd
Date: 02:30:47 06/16/03
Go up one level in this thread
On June 15, 2003 at 10:25:17, Drexel,Michael wrote: >On June 15, 2003 at 08:33:01, Michael Vox wrote: > >>In the 1930s one major distillery, Macdonald & Muir, used chess as the main >>component in the promotion of their Highland Queen scotch whisky. They produced >>a series of advertizements with the theme 'The Queen Dominates' published in >>"The Illustrated London News" - 1935. John Rice, editor of "The Problemist" has >>identified this problem as first appearing in the Westminster Papers, 1871. >>Composed by Patrick T. Duffy, it is believed to be the first skittles problem. >>John Rice also cautions that the problem is sound, apart from a few duals in a >>couple of lines. >> >>May I suggest you first try the puzzle for a minute yourself. My Fritz 7 >>program solves the puzzle instantaneously. A very interesting puzzle, it should >>be called pin-wheel :) > >I dont think it should be called pin-wheel. I cant see pins. >Bondarenkos composition deserves the name pin-wheel. > >[D] 8/7Q/2r1p3/2rkr3/2rrr2Q/7K/8/8 w - - 0 1 > > Mate in 21 > > > >> >> >>8/8/8/2ppp3/2pkp3/2ppp3/7K/5N1Q w - - 0 1 Interesting problem!! TRACE 1.20 P3-600 using 32Mb Hash announces Mate in 21 in 286 secs. Analysis by TRACE 1.20: 2 -1873 0 449 h7e4 e5e4 h4d8 c6d6 d8e7 2 -1863 0 573 h7d7 2 -1663 0 1428 h7d7 2 -1247 0 1714 h7d7 c6d6 d7b7 c5c6 h4f6 3 -1247 0 1817 h7d7 c6d6 4 -1247 0 1884 h7d7 c6d6 5 -1266 5 14063 h7d7 c6d6 d7b7 c5c6 b7b5 c4c5 b5b3 d4c4 b3d3 e4d4 d3f3 e5e4 5 -1256 11 27316 h4d8 5 -1255 22 62454 h4d8 c6d6 d8a8 6 -1255 22 64208 h4d8 c6d6 7 -1255 22 64672 h4d8 c6d6 8 0 236 686228 h4d8 c6d6 h7b7 c5c6 d8a5 c4c5 b7b3 d4c4 a5d2 e4d4 d2g2 e5e4 g2g5 e6e5 g5g8 d6e6 g8d8 c6d6 d8a8 d6c6 9 0 247 716214 h4d8 c6d6 10 0 252 743098 h4d8 c6d6 11 0 944 3247941 h4d8 c6d6 h7b7 c5c6 d8a5 c4c5 b7b3 d4c4 a5d2 e4d4 d2g2 e5e4 g2g5 e6e5 g5g8 d6e6 g8d8 c6d6 d8a8 d6c6 12 0 1038 3571025 h4d8 c6d6 13 0 1060 3652706 h4d8 c6d6 14 32726 28610 102157231 h4d8 c6d6 h7b7 c5c6 d8a5 c4c5 b7b3 d4c4 a5d2 e4d4 b3f3 e5e4 d2g5 e6e5 f3f7 d6e6 g5d8 c6d6 f7b7 c5c6 15 32726 32186 113698725 h4d8 c6d6 16 32726 34119 120684167 h4d8 c6d6
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