Author: Uri Blass
Date: 03:12:59 08/01/02
Go up one level in this thread
On July 31, 2002 at 12:12:49, Tim Foden wrote: >Thanks GCP for yet another test suite :) > >Here it is in EPD format (although of course it will probably be word wrapped b <snipped> >bishops protect good pawns"; >2r3k1/pbqrbppp/1pn1pn2/6B1/3P4/P1NQ1N1P/BP3PP1/3RR1K1 w - - bm d5; c0 " - >breakthrough in IQP"; This position is solved after 2 minutes on p800(16 mbytes hash) I believe that this is a good example for the case that more time can help to find better positional moves. (unfortunately it does not seem to be the case in most of the positions) Note that Movei knows nothing about bishops that protect good pawns 9 38 4110 4206542 g2g3 c7d8 a2b1 g7g6 b1a2 f6d5 g5e7 c6e7 f3e5 9 39 10724 11464289 d4d5 9 49 12561 13394741 d4d5 c8d8 g5f6 e7f6 d3e2 f6c3 b2c3 c6e7 f3e5 d7d6 10 61 18193 19450820 d4d5 c7b8 g5f6 e7f6 d3e3 e6d5 c3d5 d7d6 e3f4 g8f8 10 61 20525 21895027 d4d5 c7b8 g5f6 e7f6 d3e3 e6d5 c3d5 d7d6 e3f4 g8f8 11 61 32021 34461934 d4d5 c7b8 d3b1 f6d5 a2d5 e6d5 b1f5 c8d8 g5f4 e7d6 d1d5 11 61 37603 40434879 d4d5 c7b8 d3b1 f6d5 a2d5 e6d5 b1f5 c8d8 g5f4 e7d6 d1d5 12 69 68240 75456292 d4d5 f6d5 a2d5 h7h6 g5e7 c6e7 f3e5 d7d5 c3d5 e7d5 d3b5 f7f6 e5g6 >8/p1p1bp2/1p2k1np/3bP3/2p1NP2/P1P1KN1P/1P5B/8 b - - bm c5; c0 " - restricting >Nf3"; This can be solved only at short time control or at long time control. 12 -2 2284 3977473 c7c5 h2g3 f7f5 e5f6 e7f6 e4f6 e6f6 f3e5 h6h5 h3h4 g6e7 e3e2 12 -1 3766 6508340 g6h4 12 0 4320 7442221 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e3 e1g2 e3f3 12 0 4477 7694314 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e3 e1g2 e3f3 13 0 6184 10606550 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e3 e1g2 e3f3 13 0 8954 15473035 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e3 e1g2 e3f3 14 -1 12264 21210553 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e2 d5e4 e2e1 e4g2 h3h4 g2f3 e1f2 f3d5 14 -1 16637 28583013 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 d4f5 h4g3 f5g3 g2e1 f3e2 d5e4 e2e1 e4g2 h3h4 g2f3 e1f2 f3d5 15 -8 28351 48702214 g6h4 f3d4 e6d7 h2g3 h4g2 e3f3 e7h4 f3g2 d5e4 g2f2 h4g3 f2g3 a7a6 d4f3 d7e6 h3h4 c7c5 f3d2 e4d5 h4h5 f7f5 15 -7 35660 61568323 c7c5 15 0 48766 85082192 c7c5 e4g3 f7f5 e5f6 e6f6 g3h5 f6f5 h2g3 f5e6 h5g7 e6f6 g7e8 f6f5 e8g7 f5f6 >8/p3bp2/1pb1k2p/2p1P3/2p1NP2/P1P1K2P/1P3B2/8 b - - bm Bd7; c0 " - king->d5 >bishop->f5 (restriction)"; This seems to be hard for movei because it likes b5 15 11 18239 32572155 b6b5 f2e1 a7a5 e4d2 a5a4 e1g3 c6g2 h3h4 e6f5 e3f2 g2c6 d2f1 f5e6 f1e3 c6e4 15 11 18862 33621452 b6b5 f2e1 a7a5 e4d2 a5a4 e1g3 c6g2 h3h4 e6f5 e3f2 g2c6 d2f1 f5e6 f1e3 c6e4 after Bd7 movei see 14 -7 11926 21019137 e4d2 e6d5 h3h4 b6b5 e3f3 h6h5 d2f1 d7c6 f1d2 d5e6 f3e3 f7f6 e5f6 e7f6 d2e4 15 -3 16861 29752890 e4d2 e6d5 h3h4 d7f5 f2g3 b6b5 d2f1 f5d3 f1d2 h6h5 d2f3 b5b4 f3d2 f7f6 d2f3 f6e5 f4e5 >r2qr1k1/1pp2ppp/p1nb1n2/8/P2Pp3/4P1N1/1P1B1PPP/R2QNRK1 b - - bm Bxg3; c0 " - >minor piece issues"; This is very easy for Movei. Bxg3 found at depth 3. 11 66 5777 6407372 d6g3 h2g3 d8d5 e1c2 d5g5 c2b4 c6b4 d2b4 f6d5 d1b3 d5b4 b3b4 11 66 7266 8006654 d6g3 h2g3 d8d5 e1c2 d5g5 c2b4 c6b4 d2b4 f6d5 d1b3 d5b4 b3b4 >r2qr1k1/1pp2ppp/p1n2n2/8/P2Pp3/4P1P1/1P1B1PP1/R2QNRK1 b - - bm Ne7; c0 " - >->d5"; Movei prefers to put the knight there later. 10 59 5532 5860877 d8d5 e1c2 d5e6 a4a5 a8c8 c2b4 f6d5 b4c6 e6c6 a1c1 10 60 10407 11180215 d8d6 10 59 11792 12649801 d8d5 e1c2 d5e6 a4a5 a8c8 c2b4 f6d5 b4c6 e6c6 a1c1 11 64 19670 21279290 d8d5 e1c2 a8d8 a1a3 b7b5 a4a5 d5d6 d1e2 f6d5 e2h5 b5b4 >2r2rk1/pp1q1ppp/4p3/2Pp4/3Q4/P1R1PP2/1P3P1P/5RK1 b - - bm e5!; c0 " - activating >rooks (tactically visible)"; solved by Movei. 10 35 3890 5002810 f8d8 e3e4 d7b5 b2b4 d5e4 d4e4 b7b6 f1c1 b6c5 b4c5 10 36 5536 7259848 e6e5 10 41 6157 8102141 e6e5 d4e5 c8c6 h2h4 d7h3 h4h5 h3f3 c3b3 f3g4 e5g3 g4d7 10 41 7151 9477534 e6e5 d4e5 c8c6 h2h4 d7h3 h4h5 h3f3 c3b3 f3g4 e5g3 g4d7 11 74 22274 28707089 e6e5 d4e5 c8c6 f1d1 d7h3 d1d4 c6g6 d4g4 g6g4 f3g4 h3g4 g1f1 g4d1 f1g2 f8d8 e5d4 11 74 22441 28936102 e6e5 d4e5 c8c6 f1d1 d7h3 d1d4 c6g6 d4g4 g6g4 f3g4 h3g4 g1f1 g4d1 f1g2 f8d8 e5d4 12 72 39128 50841107 e6e5 d4g4 d7e7 f1c1 c8c6 g4a4 f8d8 g1h1 d5d4 c3c4 c6a6 a4b5 12 72 40632 52840230 e6e5 d4g4 d7e7 f1c1 c8c6 g4a4 f8d8 g1h1 d5d4 c3c4 c6a6 a4b5 >1rb2rk1/2q2pbp/pp1p2p1/P1pPp2P/2P1P1n1/2N5/1PQBBPP1/R3K2R w KQ - bm Ra3; c0 " - >'radical rook' transfer to kingside"; Movei prefers axb6 after some minutes. 13 75 25572 26749123 a5b6 c7b6 h5h6 g7h8 c2a4 f7f5 a1a2 g4f6 e4f5 g6f5 e2d3 e5e4 d3c2 >r2qrbk1/1b1n1pp1/5n1p/1p1ppN2/1Pp1P2N/PB1P2RP/5PP1/R1BQ2K1 b - - bm Kh7; c0 " - >defense"; defense against kimg attack is clearly tactics but movei does not see problems with Kh8 11 145 12255 13528558 g8h8 b3c2 d5e4 d3c4 g7g5 f5h6 f8h6 h4f5 h6f8 c4b5 g5g4 11 145 21783 24235421 g8h8 b3c2 d5e4 d3c4 g7g5 f5h6 f8h6 h4f5 h6f8 c4b5 g5g4 >r2qrb2/1b1n1ppk/5n1p/1p2pN2/1PppP2N/P2P1QRP/2B2PP1/R1B3K1 b - - bm Ra6; c0 " - >'radical rook' defense"; Here Qc7 seems to be good enough to Movei 9 233 8516 9856353 d8c7 d3c4 b5c4 f5g7 f8g7 h4f5 e8g8 f5g7 g8g7 f3f5 g7g6 c1h6 h7h6 g3g6 f7g6 f5f6 10 228 11536 13208269 d8c7 f5g7 f8g7 h4f5 e8g8 f5e7 g8d8 e7f5 g7f8 f5h6 b7e4 d3e4 f8h6 c1h6 h7h6 >r2qk2r/ppp2p2/3p1n1p/5bp1/1bPQ3P/2N3B1/PP2PPP1/2R1KB1R b Kkq - bm Kd7; c0 " - >defense with king in center"; Movei prefer different moves 10 4 12799 15221689 c7c5 d4e3 d8e7 e3e7 e8e7 f2f3 d6d5 c4d5 f6d5 e2e4 d5c3 b2c3 b4a3 c1d1 10 5 25523 29886353 h8h7 10 15 27693 32484071 h8h7 e2e3 c7c5 d4d1 b4c3 b2c3 g5h4 g3h4 f5e4 f2f3 e4f5 h4f6 d8f6 d1a4 e8f8 10 15 28871 33795564 h8h7 e2e3 c7c5 d4d1 b4c3 b2c3 g5h4 g3h4 f5e4 f2f3 e4f5 h4f6 d8f6 d1a4 e8f8 >q2r4/r4pk1/2Rbp1pp/pQ1p4/Pp1P4/1N2P1P1/1P3P1P/2R3K1 w - - bm Kf1; c0 " - king >acitivity for breakthrough on queenside"; 11 46 5138 6169731 e3e4 a7b7 b5d3 d5e4 d3e4 b7a7 b3d2 a8b8 d2c4 d6e7 c4e5 11 46 6970 8422650 e3e4 a7b7 b5d3 d5e4 d3e4 b7a7 b3d2 a8b8 d2c4 d6e7 c4e5 12 40 9996 11898065 e3e4 a7b7 b5e2 d5e4 e2e4 b7b6 d4d5 b6c6 d5c6 a8a7 b3d4 g7g8 after Kf1 10 -16 4217 5105420 g7g8 f2f3 a7b7 b5d3 b7a7 e3e4 d5e4 f3e4 f7f5 f1g1 f5e4 d3e4 11 -21 5979 7182919 g7g8 f2f3 a7b7 b5d3 b7a7 f1g1 a8b7 e3e4 d5e4 d3e4 h6h5 >8/1prrkbp1/p1p1pp2/P1P5/2BPP2P/4KP2/1R6/1R6 w - - bm e5; c0 " - >fixing/manouevering against weaknesses"; easy(solved at depth 7) 10 76 1636 2232810 e4e5 f6e5 d4e5 e7f8 f3f4 g7g6 b1g1 d7d8 c4d3 f8g7 10 76 2839 3893333 e4e5 f6e5 d4e5 e7f8 f3f4 g7g6 b1g1 d7d8 c4d3 f8g7 11 84 6641 9122310 e4e5 f6f5 f3f4 e7f8 b2b6 f8g8 h4h5 g8h7 c4e2 g7g6 h5g6 f7g6 11 84 7511 10169215 e4e5 f6f5 f3f4 e7f8 b2b6 f8g8 h4h5 g8h7 c4e2 g7g6 h5g6 f7g6 12 83 9703 13166904 e4e5 f6e5 d4e5 e7f8 b1g1 c7c8 b2g2 f7g8 g2g6 c8e8 h4h5 e8e7 12 83 12182 16533732 e4e5 f6e5 d4e5 e7f8 b1g1 c7c8 b2g2 f7g8 g2g6 c8e8 h4h5 e8e7 >r1bq1rk1/2pn2bp/3p2p1/1N1Ppp1n/1P2P3/2N1BP2/2BQ2PP/2KR3R w - - bm Kb2; c0 " - >safe because of space"; No solution 10 35 8261 8605070 e4f5 g6f5 g2g4 f5g4 f3g4 h5f6 c2f5 d7b6 e3b6 c7b6 10 35 20503 21720115 e4f5 g6f5 g2g4 f5g4 f3g4 h5f6 c2f5 d7b6 e3b6 c7b6 >1r3r2/p1npqpkp/1pb1p1p1/8/2PRP3/2N3P1/PPQ2PBP/5RK1 w - - bm e5; c0 " - >increasing pressure on backward pawn (not Rfd1)"; Movei prefers Qd2 10 33 12519 14191740 c2d2 e7c5 f1c1 g7g8 c3d5 e6d5 c4d5 c5b5 d5c6 d7c6 11 47 27878 31375915 c2d2 e7c5 f1c1 c5a5 d4d3 b8c8 g3g4 g7g8 d2e3 f7f5 e3g5 11 47 29301 33031916 c2d2 e7c5 f1c1 c5a5 d4d3 b8c8 g3g4 g7g8 d2e3 f7f5 e3g5 After e5 11 -32 3784 4491233 e7c5 f1d1 c5e5 g2c6 d7c6 c2a4 g7g8 a4c6 e5c5 c6c5 b6c5 d4d7 11 -32 6427 7523613 e7c5 f1d1 c5e5 g2c6 d7c6 c2a4 g7g8 a4c6 e5c5 c6c5 b6c5 d4d7 12 -24 10626 12446470 e7c5 f1d1 c5e5 g2c6 d7c6 c2a4 f8c8 a4c6 c7d5 c6b5 c8c5 b5a6 d5c3 b2c3 >r2q1rk1/3b1pbp/p2p2p1/1ppP4/P3PP2/2N2QN1/1P4PP/R4R1K w - - bm e5; c0 " - >breakthrough"; movei choose f5. 11 -51 3529 4402619 a4b5 a6b5 a1a8 d8a8 f4f5 g7e5 c3d1 b5b4 f5f6 a8a6 f1e1 c5c4 11 -50 5709 6998488 f4f5 11 -39 8313 10101824 f4f5 g7c3 b2c3 b5a4 f5f6 d7b5 f1d1 b5c4 f3f4 d8d7 f4h6 11 -39 11134 13480768 f4f5 g7c3 b2c3 b5a4 f5f6 d7b5 f1d1 b5c4 f3f4 d8d7 f4h6 12 -40 15746 18902305 f4f5 g7c3 f3c3 b5a4 f5f6 d7b5 f1e1 d8e8 e4e5 e8d7 e5e6 f7e6 d5e6 After e5 11 105 4877 5470367 d6e5 f4e5 g7e5 a4b5 d7b5 c3b5 a6b5 a1a8 d8a8 g3e4 c5c4 b2b4 11 105 5433 6066689 d6e5 f4e5 g7e5 a4b5 d7b5 c3b5 a6b5 a1a8 d8a8 g3e4 c5c4 b2b4 12 97 21262 24303197 d6e5 f4f5 b5a4 c3a4 d7b5 f1e1 b5a4 a1a4 d8b6 b2b3 g6f5 g3f5 > > >At 30s/position GLC2.18 currently has a score of.... 0/10 :) > >Cheers, Tim. I doubt how many solutions are right. My guess is that half of them are simply wrong. Uri
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