Author: Richard Pijl
Date: 06:42:34 02/17/03
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On February 17, 2003 at 01:14:17, Thomas McBurney wrote: >I picked up all my chess pieces, shuffled them, then threw them on the centre of >my chessboard and got the following position. I did make a few small >adjustments to make the position legal. > >I'm interested in seeing if all chess engines come to the same conclusion with >this unnatural chess position. > > >[D]8/2pP4/kqP1Brb1/npBnRNr1/3QppP1/NpRppP1P/1PpP1bPK/8 b - - 0 1 The Baron 0.99.6b2 has difficulty in getting some search depth. 80 minutes for a 7 ply full-width search (but with extensions excluding quiescense up to 20 ply) is a long time: ply time nodes score pv 4(12)- 4 246239 66 e3d2 d7d8q f2g3 f5g3 f4g3 h2g3 c2c1q c5b6 d2d1q 4(12)> 9 531371 -23 d5c3 4(12)& 9 554865 35 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 4(12). 11 631959 35 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 5(12)& 14 820823 35 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 5(14). 23 1304625 35 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 6(18)- 108 5688730 0 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 c2c1q d8a8 b6a7 a8a7 6(18)& 120 6307861 -29 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 e2d4 6(18). 134 7119197 -29 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 g5e5 c5b6 c2c1q d8f6 c3e2 g3h2 7(19)- 833 44578015 -64 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 c2c1q d8c8 a5b7 7(20)- 3803 206194810 -154 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 c3e2 g3h2 c2c1q d8a8 b6a7 a8a7 7(20)& 3893 211350464 -337 d5c3 d7d8q f2g3 f5g3 f4g3 h2g3 f6f3 g3h2 b6c6 d8c8 a5b7 7(20)> 4402 240059889 -336 a5c6 7(20)& 4510 246572671 -274 a5c6 d7d8q c6d8 c5b6 d5c3 d4c3 7(20). 4819 264072783 -274 a5c6 d7d8q c6d8 c5b6 d5c3 d4c3 > >Cheers, >Tom. > >PS: Interesting; my Scisys 2150L has been processing this position for the last >15 miniutes and so far has not found a move to play.
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