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Subject: Re: Dedicated chess positions revised - long post

Author: F. Huber

Date: 08:57:53 05/16/05

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Hi William,

thanks for your interesting list!

I´ve checked all your positions marked as ´mate´ with ChestUCI,
and here are a few corrections:

1q2kr2/rB2bbp1/3p1n2/1NpP2BN/P4P1p/1P2Q3/6PP/R3K2R w - - id mate in 6  02/12/00;
==> NO mate in 6!

rkB5/ppp4R/3B1P2/3PpK2/8/5Q2/8/8 w - - id mate in 2;
		mate in 3 ??, bm Qc3
==> mate in 3 with 2 solutions: Qc3 or Bxc7+

5Nk1/5pPp/4PB1p/1KpP2p1/6R1/1B5p/P7/8 w - - id mate in 2;
==> mate in 3 with 5 solutions

R7/5prp/4pk2/1p2P3/5p1P/1B1n1P2/P4Pr1/5R1K b - - id black mate in 8;
==> mate in 7

4qb1k/2n1r2p/4pp1B/3n3Q/1p1PN3/5PR1/5P1P/6RK b - - id tough mate in 5;
==> mate in -5 (i.e. white mates!)

3qrrnk/ppnbbppp/2p5/2PpBP2/1P1P3R/P2B2N1/6PP/R2Q2K1 w - - bm Bxp+;
		id for portables  mate in 7;
==> mate in 6

b7/2brn3/pp3B1k/6R1/P6N/1B5P/5PP1/6K1 w - - bm g4;id for portables  mate in 8;
==> mate in 7

r4rk1/4Rppp/p1P5/1p6/3P1n2/1BP2b2/PP3PpP/RN4K1 w - - id mate in 5;
==> mate in -5 (i.e. black mates!)

7K/8/7P/8/k7/3R4/3p2r1/4q3 w - - id mate in 6
==> mate in -5 (i.e. black mates!)

5R2/2K5/1pP5/4k2p/3pp3/2p5/B4N1b/n1R1B2b w - - bm Rxc3;
		id very tough mate in 4  BB # 1217;
==> mate in 5

8/7N/8/8/8/p1p5/k1K5/b7 w - - bm Nf6;id #650 mate in 6;
==> mate in 10

qn3B1K/1ppp3Q/r3p3/1p2kN2/1p1N1p2/1P3Pb1/P2P4/8 w - - bm Ne7;
		id tjocc mate in 3  pg 78  #44;
==> mate in 4

8/8/ppPP4/kp1Pp1P1/1p2P1pb/1K1P4/P4B2/8 w - - bm Bxh4;
		id crafty says mate in 4 others say mate in 12;
==> mate in 4 is correct (6 solutions!)

2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - bm Bxg6;
		;id large negative score then large positive score Mate in 7??;
==> NO mate in 7 (not even in 8)

Best regards,
Franz.



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