Is there any perfect testsuite with 100+ positions?
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Jouni
- Posts: 3387
- Joined: Wed Mar 08, 2006 8:15 pm
Is there any perfect testsuite with 100+ positions?
Perfect = one winning or drawing move to find!
Jouni
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Magnum
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- Joined: Thu Feb 04, 2021 10:24 pm
- Full name: Arnold Magnum
Re: Is there any perfect testsuite with 100+ positions?
Stockfish Test Suite 2021
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Jouni
- Posts: 3387
- Joined: Wed Mar 08, 2006 8:15 pm
Re: Is there any perfect testsuite with 100+ positions?
Are you joking? First position has 2 winning moves, no need to continue 
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[fen]8/4kpbn/p1p3p1/Pp2p2p/1P2Pn2/N1P1BP2/5P1P/5BK1 w - - 0 1[/fen]
Analysis by Stockfish 181221:
1. +- (5.60): 1.Nxb5 cxb5 2.Bxb5 axb5 3.a6 Ne6 4.Bb6 Kd7 5.a7 Kc6 6.a8Q+ Kxb6 7.Qb8+ Kc6 8.Qe8+ Kd6 9.Qxb5 Ke7 10.Qa4 Kf6 11.b5 Bf8 12.b6 Nhg5 13.Qd7 Kg7 14.b7 Nc5 15.Qd5 Nxb7 16.Qxb7 Nxf3+ 17.Kg2 Nd4 18.Qc7 Ne6 19.Qb8 Kf6 20.Kh1 Bc5 21.Kg1 Bd4 22.Qh8+ Ke7
2. +- (3.25): 1.c4 Kd7 2.cxb5 cxb5 3.Nxb5 Bf8 4.Na7 Bxb4 5.Bb6 Ng5 6.Kh1 Nxf3 7.Bxa6 Nd4 8.Bc8+ Kd6 9.Bb7 Bc3 10.a6 Kd7 11.Bc8+ Ke8 12.h3 f6 13.h4 Bb2 14.Ba5 Nd3 15.Bb7 Kd7 16.Kg2 Ba3 17.Nc8 Nb5 18.Nb6+ Kc7 19.Nc4+ Kb8 20.Bd8 Bc5 21.Bxf6 Bd4 22.Na5 Na7
...[fen]8/4kpbn/p1p3p1/Pp2p2p/1P2Pn2/N1P1BP2/5P1P/5BK1 w - - 0 1[/fen]
Analysis by Stockfish 181221:
1. +- (5.60): 1.Nxb5 cxb5 2.Bxb5 axb5 3.a6 Ne6 4.Bb6 Kd7 5.a7 Kc6 6.a8Q+ Kxb6 7.Qb8+ Kc6 8.Qe8+ Kd6 9.Qxb5 Ke7 10.Qa4 Kf6 11.b5 Bf8 12.b6 Nhg5 13.Qd7 Kg7 14.b7 Nc5 15.Qd5 Nxb7 16.Qxb7 Nxf3+ 17.Kg2 Nd4 18.Qc7 Ne6 19.Qb8 Kf6 20.Kh1 Bc5 21.Kg1 Bd4 22.Qh8+ Ke7
2. +- (3.25): 1.c4 Kd7 2.cxb5 cxb5 3.Nxb5 Bf8 4.Na7 Bxb4 5.Bb6 Ng5 6.Kh1 Nxf3 7.Bxa6 Nd4 8.Bc8+ Kd6 9.Bb7 Bc3 10.a6 Kd7 11.Bc8+ Ke8 12.h3 f6 13.h4 Bb2 14.Ba5 Nd3 15.Bb7 Kd7 16.Kg2 Ba3 17.Nc8 Nb5 18.Nb6+ Kc7 19.Nc4+ Kb8 20.Bd8 Bc5 21.Bxf6 Bd4 22.Na5 Na7
Jouni