Interesting Test position from Thorsten Czub...

[Dann Corbit]

Geschrieben von: / Posted by: Dann Corbit at 26 April 2000 02:19:25:
Phalanx gets the answer very quickly. None of the other engines I have tried seems to have a clue, even after a very long time.
E:\PROGRA~2\winboard\Phalanx>phalanx -o- -s+ -t32000
tellics set 1 Phalanx XXII
primary book ./pbook.phalanx, 48749 bytes
secondary book ./sbook.phalanx, 4831506 bytes
learning file ./learn.phalanx, 262144 bytes
[ white, 1 ]
level 40 2400
level: 40 moves in 2400:00, increment 0 seconds
[ white, 1 ]
1q1rr3/5pk1/1pb3pp/p2p3n/P1PPn1PN/1B2P2P/1PQ1N3/2R1R1K1 b - -
1q1rr3/5pk1/1pb3pp/p2p3n/P1PPn1PN/1B2P2P/1PQ1N3/2R1R1K1 b - -
-> soft time limit 1714.28 s
-> hard time limit 31999.9 s
4 -83 56 18276 Nh5-f6 Re1-f1 Rd8-c8 Pg4-g5 Ne4xg5 Pc4xd5
Ng5xh3 Kg1-h1
4 -> 0:00.76 26392 1 turn
5 -90 134 56224 Nh5-f6 Pc4xd5 Bc6xd5 Bb3xd5 Nf6xd5 Qc2-d3
Nd5-b4 Qd3-c4
5 -89 186 79998 Nh5-g3 Pc4xd5 Bc6xd5 Bb3xd5 Ng3xe2 Qc2xe2
Rd8xd5 Kg1-h1
5 -> 0:02.58 112543 1 turn
6 -71 353 152902 Nh5-g3 Pc4xd5 Bc6xd5 Bb3xd5 Ng3xe2 Qc2xe2
Rd8xd5 Qe2-f3 Qb8-d6
6 -> 0:04.83 222117 0 turns
7 -93 826 375076 Nh5-g3 Pc4xd5 Bc6xd5 Bb3xd5 Ng3xe2 Qc2xe2
Rd8xd5 Qe2-f3 Pb6-b5 Re1-f1
7 -89 1505 675716 Nh5-f6 Ne2-f4 Bc6-d7
7 -84 2175 953743 Ne4-g5 !
7 -77 2688 1196923 Ne4-g5 Pc4xd5 Bc6xd5 Bb3xd5 Rd8xd5 Qc2-d3
Nh5-f6 Kg1-g2 Nf6-e4 Ne2-f4
7 -> 0:31.73 1493003 2 turns
8 -70 5917 2622078 Ne4-g5 Pc4xd5 Bc6xd5 Bb3xd5 Rd8xd5 Qc2-b3
Nh5-f6 Rc1-c6 Ng5xh3
8 -> 1:38.00 4357987 0 turns
9 -10 16440 7071667 Ne4-g5 !!
9 -10 17992 7757431 Ne4-g5 Pc4xd5
9 -> 4:37.24 12187212 0 turns
10 -3 50858 21187800 Ne4-g5 Pc4xd5 Ng5xh3 Kg1-g2 Re8xe3 Pd5xc6
Rd8xd4 Nh4-f3 Nh5-f4 Ne2xf4
10 -> 14:18.82 35549300 0 turns
11 43 159668 64348558 Ne4-g5 Pc4xd5 Ng5xh3 Kg1-g2 Re8xe3 Pd5xc6
Rd8xd4 Pc6-c7 Rd4xg4 Kg2-h2 Qb8-c8 Ne2-f4
11 -> 39:30.84 98448285 0 turns
Depth=11, Value=43, Time=2370.85, Last turn=21.75, Nodes=98448285, N/s=41524
PV = Ne4-g5 Pc4xd5 Ng5xh3 Kg1-g2 Re8xe3 Pd5xc6 Rd8xd4 Pc6-c7
Rd4xg4 Kg2-h2 Qb8-c8 Ne2-f4

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