Author: Uri Blass
Date: 02:06:47 10/18/01
Go up one level in this thread
On October 18, 2001 at 02:06:17, Koundinya Veluri wrote: >I ran them for 1 hour maximum, 5 million nodes minimum. Results are here: >http://www.ecf.utoronto.ca/~veluri/WCSAC%20cleaned.txt > >Only one wasn't solved: >k1q1bbrr/1p3pp1/p7/5n1n/PP2N2p/1NP5/1BB1Q1PP/2R2R1K b - - bm Bb5; id >"WCSAC.0582"; > >This one takes a long time even with some help moving forward and backward. >Plus, if you see the output for this position you'll see that the branching >factor _sucks_ in my program once it reaches 11 ply. I gotta do something about >that... > >Koundinya This one is also hard for Deep Fritz Here is the anlaysis after Bb5 axb5(it needs depth 13 to see positive score when Gambittiger needs only depth 9 for positive score New position [D]k1q2brr/1p3pp1/p7/1P3n1n/1P2N2p/1NP5/1BB1Q1PP/2R2R1K b - - 0 1 Analysis by Deep Fritz: 2...Bxb4-- +- (3.81) Depth: 1/4 00:00:00 2...Bxb4-- 3.cxb4 +- (7.16) Depth: 1/4 00:00:00 2...axb5! +- (7.12) Depth: 1/5 00:00:00 2...axb5! 3.Ra1+ Kb8 +- (4.87) Depth: 1/5 00:00:00 2...h3! +- (4.69) Depth: 1/9 00:00:00 2...h3 3.bxa6 hxg2+ +- (4.78) Depth: 2/7 00:00:00 2...h3-- +- (5.09) Depth: 3/9 00:00:00 2...h3-- 3.g4 Nhg3+ 4.hxg3 +- (5.75) Depth: 3/13 00:00:00 1kN 2...axb5! +- (5.69) Depth: 3/13 00:00:00 1kN 2...axb5! 3.Qxb5 g6 4.c4 +- (4.97) Depth: 3/13 00:00:00 1kN 2...Qe6! +- (4.94) Depth: 3/17 00:00:00 3kN 2...Qe6! 3.Rce1 +- (4.91) Depth: 3/18 00:00:00 5kN 2...Qe6 3.Rce1 g6 4.bxa6 Qxa6 +- (4.91) Depth: 4/17 00:00:00 7kN 2...Qe6-- +- (5.22) Depth: 5/19 00:00:00 19kN 2...Qe6-- 3.Qf3 g6 4.Ng5 Qe3 +- (5.28) Depth: 5/19 00:00:00 23kN 2...Qe6-- +- (5.59) Depth: 6/24 00:00:00 50kN 2...Qe6-- 3.Qf3 Nhg3+ 4.hxg3 Nxg3+ 5.Nxg3 hxg3+ 6.Kg1 Qb6+ 7.Nd4 +- (5.87) Depth: 6/24 00:00:00 70kN 2...axb5! +- (5.84) Depth: 6/24 00:00:00 106kN 2...axb5! 3.Qxb5 Nd6 4.Nxd6 Bxd6 5.Rxf7 Rf8 6.Ra1+ Kb8 +- (5.44) Depth: 6/24 00:00:00 130kN 2...axb5 3.Qxb5 Nd6 4.Nxd6 Bxd6 5.Rxf7 Rf8 6.Ra1+ Kb8 7.Bf5 +- (5.47) Depth: 7/28 00:00:00 343kN 2...axb5 3.Qxb5 Nd6 4.Nxd6 Bxd6 5.Rxf7 Rf8 6.Ra1+ Kb8 7.Rxf8 Qxf8 8.Nc5 +- (5.50) Depth: 8/32 00:00:01 1047kN 2...Qe6! +- (5.47) Depth: 8/32 00:00:02 1741kN 2...Qe6! 3.Qd2 Be7 4.bxa6 bxa6 5.Nd4 Nxd4 6.cxd4 Re8 7.Rfe1 +- (5.03) Depth: 8/32 00:00:04 2722kN 2...Qe6-- +- (5.34) Depth: 9/31 00:00:06 3779kN 2...Qe6-- +- (5.34) Depth: 9/33 00:00:07 4576kN 2...Qe6 3.Kg1 axb5 4.Qxb5 Nd6 5.Qa5+ Kb8 6.Nbc5 Qe8 7.Qb6 Qc6 8.Qd8+ +- (5.56) Depth: 10/33 00:00:17 11173kN 2...Qe6 3.Rxf5 Qxf5 4.bxa6 Qc8 5.axb7+ Kxb7 6.Ng5 Nf6 7.Nxf7 Rh5 8.c4 +- (5.41) Depth: 11/38 00:00:55 36478kN 2...Qe6 3.Rxf5 Qxf5 4.bxa6 Kb8 5.Nbc5 Bxc5 6.Nxc5 Qg5 7.Qe4 Ng3+ 8.hxg3 +- (5.50) Depth: 12/36 00:01:51 74639kN 2...Nhg3+! +- (5.47) Depth: 12/39 00:02:07 84478kN 2...Nhg3+! 3.Nxg3 Nxg3+ 4.hxg3 hxg3+ 5.Kg1 Rh1+ 6.Kxh1 Rh8+ 7.Kg1 Bc5+ 8.Nxc5 +- (5.25) Depth: 12/43 00:02:45 110059kN 2...Nhg3+! +- (4.94) Depth: 13/31 00:03:45 149611kN 2...Nhg3+! 3.hxg3 Nxg3+ 4.Kh2 Nxe2 5.bxa6 Qc7+ 6.Kh3 Nxc1 7.axb7+ Kxb7 8.Bxc1 -+ (-3.94) Depth: 13/46 00:06:07 244764kN (Blass, Tel-aviv 18.10.2001) New position k1q2brr/1p3pp1/p7/1P3n1n/1P2N2p/1NP5/1BB1Q1PP/2R2R1K b - - 0 1 Analysis by Gambit Tiger 2.0: 2...g6 3.bxa6 Bg7 4.axb7+ Qxb7 5.Ra1+ Kb8 6.Nec5 Qc6 7.Bxf5 gxf5 8.Rxf5 +- (7.08) Depth: 7 00:00:00 72kN 2...g6 3.bxa6 bxa6 4.Ra1 Kb8 5.Rxa6 Qb7 6.Nec5 Bxc5 7.Nxc5 +- (7.38) Depth: 8 00:00:00 150kN 2...Nhg3+ +- (6.18) Depth: 8 00:00:01 260kN 2...Nhg3+ +- (6.18) Depth: 9 00:00:02 416kN 2...Nhg3+ +- (5.28) Depth: 9 00:00:02 435kN 2...Nhg3+ 3.Nxg3 Nxg3+ 4.hxg3 hxg3+ 5.Kg1 Bc5+ 6.Nd4 Rh1+ 7.Kxh1 Rh8+ 8.Qh5 Rxh5+ 9.Kg1 Qh8 10.Bh7 ³ (-0.66) Depth: 9 00:00:02 452kN 2...Nhg3+ -+ (-1.56) Depth: 10 00:00:02 460kN 2...Nhg3+ 3.hxg3 Nxg3+ 4.Kh2 Nxe2 5.Rce1 Qc7+ 6.Kh1 Ng3+ 7.Nxg3 hxg3+ 8.Kg1 Rh2 9.Re8+ Ka7 10.bxa6 -+ (-4.72) Depth: 10 00:00:04 857kN 2...Nhg3+ 3.hxg3 Nxg3+ 4.Kh2 Nxe2 5.bxa6 Qc7+ 6.Kh1 h3 7.axb7+ Kxb7 8.g3 Nxc1 9.Rxc1 Ka6 -+ (-5.28) Depth: 11 00:00:09 2281kN (Blass, Tel-aviv 18.10.2001)
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