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Subject: Re: freak SEE positions

Author: Dann Corbit

Date: 18:14:28 10/18/02

Go up one level in this thread


On October 18, 2002 at 19:33:17, James Swafford wrote:

>
>I had fun testing my SEE with this position.
>The score for SEE(c2 -> a2) should be val(queen)-val(rook).
>
>[D]8/8/8/8/8/k1K5/q1RrRr1Q/8 w - - 0 0
>
>
>Anybody have some freak positions you've used to test
>your SEE?

2r4k/3r3p/5q1P/8/5P2/5K2/6P1/qq2q3 b - - bm Qbd1#; c0 "92 moves possible from
online game"; ce 32766; dm 1; id "Jeane/Glass-Man on VOGChess"; pv Qbd1#;
3nkn2/4P3/4N2P/4B3/P1N1B1K1/1R6/5Q2/3R4 w - - bm Qxf8# exd8=Q# exf8=Q#; c0 "110
moves with no promoted pieces"; ce 32766; dm 1; id "Don Dailey 1997"; pv
exd8=Q#;
3q1Q2/1P1kPq1R/1Q1qNb1K/1R1q1q1Q/1Q1n1n1P/1NPqRqBB/2q3b1/1r5r b - - bm Q3xh5#
Q5xh5# Q5xh7# Q7xh5# Q7xh7#; ce 32766; dm 1; pv Q3xh5#;
3Q4/1Q4Q1/4Q3/2Q4R/Q4Q2/3Q4/1Q4Rp/1K1BBNNk w - - bm Ng3# Qxh2# Rc2# Rd2# Re2#
Rf2# Rg3# Rg4# Rg6# Rgg5# Rgxh2# Rhxh2#; c0 "with promoted pieces : 218 white
moves"; ce 32766; dm 1; id "(Dickins 1968)"; pv Ng3#;
4k3/8/4N3/4B3/2N1B1K1/1R6/5Q2/3R4 w - - bm Qf8#; c0 "100 legal moves"; ce 32766;
dm 1; id "Machiel de Heer 1997"; pv Qf8#;
4Q1qk/1Q4RN/3Q3N/Q4Q1B/2Q4B/4Q3/1Q4R1/3Q3K w - - bm Nf7# Qcxg8# Qexg8# R7g3#
R7g4# R7g5# R7g6# Rc7# Rd7# Re7# Rf7# Rxg8#; ce 32766; dm 1; pv Nf7#;
5k2/2K5/3N1B1P/P1NB4/6Q1/4R3/P1PP1P1P/1R6 w - - bm Be7# Bg7# Nd7# Ne6# Qc8# Qg7#
Qg8# Rb8# Re8#; c0 "no promoted pieces, without promotion moves: 109 white
moves"; ce 32766; dm 1; id "(W.Cross 1967)"; pv Ne6#;
n1r1r1b1/1P1P1P1P/1Q6/3NBNK1/R7/4p1p1/3PBPkP/2R5 w - - bm Nf4+; c0 "no promoted
pieces : 144 white moves"; ce 32764; dm 2; id "(J.Ban 1960)"; pv Nf4+ Kxh2 Qh6#;
Q1Q3QQ/3Q1Q1Q/2q5/r4Q1K/k1r2R1R/8/q1q1Q3/qqqq1q1q w - - bm Qaxa5+ Qfxa5+; ce
32762; dm 3; pv Qfxa5+ Kb3 Qb5+ Qxb5+ Qxb5#;
q2Q3r/n6R/kpB1N1K1/p1p1Bppp/1PN3P1/1n1pp1b1/P1PPPP1P/r5Rb w - - bm Nc7# Qxb6#;
c0 "with all 32 pieces : 99 white moves"; ce 32766; dm 1; id "(HH.Cross 1946)";
pv Nc7#;
Q5nk/2Q3Rp/4Q3/6Q1/1Q6/3Q4/1K3Q2/R6Q w - - bm Qaxg8# Qdxh7# Qexg8# Qhxh7# Rxg8#
Rxh7#; c0 "196 legal moves"; ce 32766; dm 1; id "Karins Dad 2000"; pv Rxg8#;
Q6Q/4Q3/1Q6/5Q2/2Q5/R5Q1/3Q2NN/1R3KBk w - - bm Ne1# Ne3# Nf3# Nf4# Ng4# Nh4#; c0
"195 moves."; ce 32766; dm 1; id "Enrique Irazoqui 1997"; pv Nf3#;
4Q1qk/1Q4RN/3Q3N/Q4Q1B/2Q4B/4Q3/1Q4R1/3Q3K w - - bm Nf7# Qcxg8# Qexg8# R7g3#
R7g4# R7g5# R7g6# Rc7# Rd7# Re7# Rf7# Rxg8#;
5k2/2K5/3N1B2/P1NB4/6Q1/4R3/P1PP1P1P/1R6 w - - bm Be7# Bg7# Nd7# Ne6# Qc8# Qg7#
Qg8# Rb8# Re8#;
n1r1r1b1/1P1P1P1P/1Q6/3NBNK1/R7/4p1p1/3PBPkP/2R5 w - - bm Nf4+;
3Q4/1Q4Q1/4Q3/2Q4R/Q4Q2/3Q4/1Q4Rp/1K1BBNNk w - - bm Ng3# Qxh2# Rc2# Rd2# Re2#
Rf2# Rg3# Rg4# Rg6# Rgg5# Rgxh2# Rhxh2#;
q2Q3r/n6R/kpB1N1K1/p1p1Bppp/1PN3P1/1n1pp1b1/P1PPPP1P/r5Rb w - - bm Nc7# Qxb6#;
3nkn2/4P3/4N2P/4B3/P1N1B1K1/1R6/5Q2/3R4 w - - bm Qxf8# exd8=Q# exf8=Q#;
3q1Q2/1P1kPq1R/1Q1qNb1K/1R1q1q1Q/1Q1n1n1P/1NPqRqBB/2q3b1/1r5r b - - bm Q3xh5#
Q5xh5# Q5xh7# Q7xh5# Q7xh7#;



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