Which chess engine can NOT solve this position?

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Chessqueen
Posts: 5685
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Full name: Jorge Picado

Which chess engine can NOT solve this position?

Post by Chessqueen »

This is considered one of the Greatest chess composition by Israelis IM and GM in chess Composition Yochanan Afek. White to play and Win, but I have NOT found any of the top 200 chess engines that can NOT solve it instantly :roll:

FEN: 1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1

Bikjump:
1/3 00:00 6 98 +1.02 Rc7xc8+ Kb8xc8
1/4 00:00 24 393 +3.13 Rc7-b7+ Kb8-a8
2/10 00:00 429 7k +3.45 Rc7-b7+ Kb8-a8 Re7-d7
3/11 00:00 2k 39k +3.04 Rc7-b7+ Kb8-a8 Re7-c7 Nc8-d6
4/19 00:00 10k 166k +1.65 Rc7-b7+ Kb8-a8 Nc1-e2 d3xe2 Re7xe2
4/19 00:00 16k 260k +2.95 Rc7xc8+ Kb8xc8 Re7-e8+ Kc8-c7 Bf8-d6+ Kc7xd6 f7-f8Q+ Kd6xc6 Re8-d8
5/22 00:00 26k 332k +1.34 Rc7xc8+ Kb8xc8 Re7-e8+ Kc8-c7 Bf8-d6+ Qg3xd6 f7-f8Q Qd6-h2+ Nc1-e2 d3xe2
5/24 00:00 49k 3,067k +1.56 Rc7-b7+ Kb8-a8 Re7-c7 Qg3-f2+ Ka2-a3 Rh5-a5+ Ka3-b4 Qf2-d2+ Kb4-c4 Qd2xc1+
5/24 00:00 63k 1,966k +1.64 Ka2-b1 d3-d2 Rc7-b7+ Kb8-a8 Re7-c7 d2xc1Q+ Kb1xc1 Qg3-c3+ Kc1-b1
6/20 00:00 83k 2,589k -0.17 Ka2-b1 d3-d2 Re7-d7 Qg3xc7 Rd7xc7 d2-d1Q
6/26 00:00 154k 2,440k +1.76 Rc7-b7+ Kb8-a8 Rb7-a7+ Nc8xa7 Re7-e8+ Na7-c8 Re8xc8+ Ka8-a7 Nc1xd3 Rh5-h2+


[pgn][Event "Easy for Chess engine"] [Date "2024.01.18"] [Round "?"] [White "Bikjump"] [Black "Dumb-2.0"] [Result "*"] [BlackElo "xxxx"] [Time "05:50:26"] [WhiteElo "xxxx"] [TimeControl "600+10"] [SetUp "1"] [FEN "1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1"] [Termination "unterminated"] [PlyCount "0"] [WhiteType "human"] [BlackType "human"][/pgn]
Chessqueen
Posts: 5685
Joined: Wed Sep 05, 2018 2:16 am
Location: Moving
Full name: Jorge Picado

Re: Which chess engine can NOT solve this position?

Post by Chessqueen »

BikJump is only rated 2250
[pgn][Event "Computer chess game"] [Site "DESKTOP-4QNC0GS"] [Date "2024.01.18"] [Round "?"] [White "Bikjump"] [Black "Stockfish-windows-x86-64-avx2x"] [Result "1-0"] [BlackElo "3550"] [Time "06:15:30"] [WhiteElo "2200"] [TimeControl "240+3"] [SetUp "1"] [FEN "1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1"] [Termination "normal"] [PlyCount "22"] [WhiteType "program"] [BlackType "program"] 1. Rb7+ {(Rc7-b7+ Kb8-a8) +4.47/16 26} Ka8 {(Kb8-a8 Rb7-a7+) -4.47/2} 2. Ra7+ {(Rb7-a7+ Nc8xa7) +4.47/16 38} Nxa7 {(Nc8xa7 Re7-e8+ Na7-c8 Re8xc8+ Ka8-a7 Bf8-c5+ Rh5xc5 Rc8-a8+ Ka7xa8 f7-f8Q+) -4.52/17 39} 3. Re8+ {(Re7-e8+ Na7-c8) +4.52/17 36} Nc8 {(Na7-c8 Re8xc8+) -4.52/17 38} 4. Rxc8+ {(Re8xc8+ Ka8-a7) +4.52/15 20} Ka7 {(Ka8-a7 Bf8-c5+ Rh5xc5) -4.57/17 36} 5. Bc5+ {(Bf8-c5+ Rh5xc5 Rc8-a8+ Ka7xa8 f7-f8Q+ Qg3-b8 Qf8xc5 d3-d2 c6-c7 Qb8-c8) +4.50/15 34} Rxc5 {(Rh5xc5 Rc8-a8+ Ka7xa8 f7-f8Q+ Qg3-b8 Qf8xc5 d3-d2 c6-c7 d2xc1N+ Ka2-b1 Qb8-c8 Qc5-c6+ Ka8-a7 Kb1xc1 Qc8-g8 c7-c8N+ Ka7-b8 Nc8-b6 Kb8-a7 Qc6-c7+ Ka7-a6 Qc7-c8+ Qg8xc8+ Nb6xc8 Ka6-b7 Nc8-d6+ Kb7-c7 Nd6-c4 Kc7-c8 Kc1-b2 Kc8-b7 Kb2-a3 Kb7-a8 Ka3-a4 Ka8-b8 Nc4-e5 Kb8-a7 Ne5-d3 Ka7-b6 b3-b4 Kb6-a6 b4-b5+ Ka6-b6 Nd3-b2 Kb6-c7 Ka4-a5 Kc7-d6) -35.71/70 37} 6. Ra8+ {(Rc8-a8+ Ka7xa8 f7-f8Q+ Qg3-b8 Qf8xc5 d3-d2 c6-c7 Qb8-c8 Qc5-d5+ Ka8-a7) +4.50/16 32} Kxa8 {(Ka7xa8 f7-f8Q+ Qg3-b8 Qf8xc5 d3-d2 c6-c7 d2xc1N+ Ka2-b1 Qb8-c8 Qc5-c6+ Ka8-a7 Kb1xc1 Qc8-g8 c7-c8N+ Ka7-b8 Nc8-b6 Kb8-a7 Qc6-c7+ Ka7-a6 Qc7-c8+ Qg8xc8+ Nb6xc8 Ka6-b7 Nc8-d6+ Kb7-c7 Nd6-c4 Kc7-c8 Nc4-e5 Kc8-b7 Kc1-b2 Kb7-a7 Ne5-d3 Ka7-b6 b3-b4 Kb6-a7 Nd3-c5 Ka7-b8 Kb2-a3 Kb8-c7 Ka3-a4 Kc7-b6 Nc5-d7+ Kb6-c6 Nd7-e5+ Kc6-d5 Ne5-d3 Kd5-c4 b4-b5 Kc4-d5) -35.71/44 4} 7. f8=Q+ {(f7-f8Q+ Qg3-b8) +4.50/15 8} Qb8 {(Qg3-b8 Qf8xc5 d3-d2 c6-c7 d2xc1N+ Ka2-b1 Qb8-c8 Qc5-c6+ Ka8-a7 Kb1xc1 Qc8-g8 c7-c8N+ Ka7-b8 Nc8-b6 Kb8-a7 Qc6-c7+ Ka7-a6 Qc7-c8+ Qg8xc8+ Nb6xc8 Ka6-b7 Nc8-d6+ Kb7-c7 Nd6-c4 Kc7-c8 Nc4-e5 Kc8-b7 Kc1-b2 Kb7-a7 Ne5-d3 Ka7-a6 b3-b4 Ka6-b6 Kb2-a3 Kb6-b5 Nd3-c5 Kb5-b6 Ka3-a4 Kb6-c7 b4-b5 Kc7-c8 Ka4-a5 Kc8-b8 Nc5-b3 Kb8-c7 b5-b6+ Kc7-b7 Ka5-b5 Kb7-b8 Nb3-c5 Kb8-a8 Kb5-a6) -35.71/46 4} 8. Qxc5 {(Qf8xc5 d3-d2) +4.50/14 8} d2 {(d3-d2 c6-c7) -64.85/46 47} 9. c7 {(c6-c7 Qb8-c8) +4.50/12 3} Qa7+ {(Qb8-a7+ Qc5xa7+ Ka8xa7 c7-c8Q d2-d1Q Qc8-c7+ Ka7-a8 Qc7-a5+ Ka8-b8 Qa5-b5+ Kb8-c7 Qb5-c4+ Kc7-b6 Nc1-d3 Qd1-f1 Qc4-b4+ Kb6-a7 Qb4-d4+ Ka7-b7 Ka2-a3 Kb7-c6 Nd3-e5+ Kc6-b7 Qd4-d5+ Kb7-b8 Qd5-g8+ Kb8-b7 Qg8-f7+ Qf1xf7 Ne5xf7 Kb7-c7 Nf7-e5 Kc7-d6 Ne5-c4+ Kd6-d5 Nc4-b2 Kd5-c6 Ka3-b4 Kc6-d5 Kb4-b5 Kd5-e6 Kb5-a4 Ke6-d5 b3-b4 Kd5-c6 b4-b5+ Kc6-c5) -M58/41 8} 10. Qxa7+ {(Qc5xa7+ Ka8xa7 c7-c8Q d2-d1Q Qc8-c5+ Ka7-b8 b3-b4 Qd1-h1 b4-b5 Qh1-a8+) +4.75/14 3} Kxa7 {(Ka8xa7 c7-c8Q d2-d1Q Qc8-c5+ Ka7-a8 Qc5-a5+ Ka8-b8 Qa5-b5+ Kb8-c7 Qb5-c4+ Kc7-b6 Nc1-d3 Qd1-g1 Qc4-d5 Qg1-g3 Ka2-a3 Qg3-g1 Ka3-b4 Qg1-g4+ Qd5-c4 Qg4-d1 Qc4-e6+ Kb6-c7 Nd3-c5 Qd1-h1 Qe6-d7+ Kc7-b6 Qd7-d6+ Kb6-a7 Qd6-c7+ Ka7-a8 Qc7-d7 Qh1-e1+ Kb4-b5 Qe1-f1+ Qd7-d3 Qf1-f7 b3-b4 Ka8-b8 Qd3-d8+ Kb8-a7 Qd8-d7+ Qf7xd7+ Nc5xd7) -M60/35 0} 11. c8=Q {(c7-c8Q d2-d1Q Qc8-c5+ Ka7-b7 b3-b4 Qd1-a4+ Ka2-b2) +4.83/15 3} d1=Q {(d2-d1Q Qc8-c5+ Ka7-a8 Qc5-a5+ Ka8-b8 Qa5-b5+ Kb8-c7 Qb5-c4+ Kc7-b6 Nc1-d3 Qd1-g1 Qc4-d5 Qg1-g6 Ka2-a3 Qg6-g1 Ka3-b4 Qg1-g4+ Qd5-c4 Qg4-d1 Qc4-e6+ Kb6-c7 Nd3-c5 Qd1-h1 Qe6-d7+ Kc7-b6 Qd7-d8+ Kb6-a7 Qd8-c7+ Ka7-a8 Qc7-d7 Qh1-e1+ Kb4-b5 Qe1-f1+ Kb5-b6 Qf1-f6+ Qd7-c6+ Qf6xc6+ Kb6xc6 Ka8-b8 b3-b4 Kb8-c8 b4-b5 Kc8-d8 b5-b6 Kd8-e7 Nc5-d3 Ke7-f6 Nd3-b2) -M55/36 3 Black resigns} *[/pgn]
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1
Fruit2.2.1:


1/12 00:00,000 2k 13k +2,44 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 Te8-d8+ Kd6xc6 f7-f8D
2/13 00:00,000 3k 16k +2,76 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Te8-e6+ Kc6-b7
3/15 00:00,000 5k 26k +2,92 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Th5-h2+ Ka2-b1 Dd6xf8 Te8xf8
4/23 00:00,000 10k 59k +1,32 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Dd6-h2+ Sc1-e2 Th5-a5+ Ka2-b2 d3xe2
5/23 00:00,031 28k 891k +1,23 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Dd6-h2+ Sc1-e2 d3xe2 Te8-c8+ Kc7-b6 Df8-b4+ Th5-b5 Db4-e4
5/23 00:00,031 37k 1.178k +1,63 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Tc5xc1
6/28 00:00,063 60k 945k +1,63 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Tc5xc1
7/28 00:00,141 134k 949k +1,55 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1
8/30 00:00,313 318k 1.017k +1,55 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1
9/34 00:00,594 645k 1.086k +3,80 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-h2+ Ka2-a3 Tc5-d5 Df8-f6 Dh2-d6+ Df6xd6 Td5xd6
10/36 00:01,109 1.219k 1.099k +3,29 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Ka2-b1 Db8-c8 Kb1xc1
11/44 00:02,219 2.489k 1.122k +3,12 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Ka2-b1 Db8-c8 Dc5-c6+ Ka8-a7 Kb1xc1
12/50 00:04,391 4.964k 1.130k +4,43 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Sc1-d3 Dd1-e2+ Ka2-a3
13/52 00:08,656 10.099k 1.167k +4,52 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 b3-b4 Dd1-d8 Sc1-b3
14/68 00:17,828 21.305k 1.195k +4,59 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a6 Dc5-c4+ Ka6-a7 Sc1-d3 Dd1-d2+ Ka2-b1 Dd2-d1+ Kb1-b2 Dd1-d2+ Kb2-a3
15/70 00:39,203 47.880k 1.221k +4,70 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Sc1-d3 Dd1-e2+ Ka2-a3 De2-e4 Db5-c5+ Kc7-b7
16/70 01:22,547 101.633k 1.231k +4,75 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Sc1-d3 Dd1-c2+ Ka2-a3 Dc2-c3 Db5-d5 Dc3-f6
17/70 03:23,672 249.558k 1.225k +4,72 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Sc1-d3 Dd1-c2+ Ka2-a3 Dc2-c3 Db5-d5 Dc3-f6 Dd5-c4+ Kc7-d7 Dc4-g4+ Kd7-c7
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1 Rybka 2.3.2a 64 bit:
5 00:00,017 3k 197k +2,33 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8
6 00:00,032 5k 153k +1,33 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7
7 00:00,063 10k 160k +3,06 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6
8 00:00,110 16k 151k +3,24 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
9 00:00,173 26k 151k +2,60 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
10 00:00,251 42k 171k +2,73 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
11 00:00,595 94k 162k +3,95 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
12 00:00,907 135k 152k +4,04 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
13 00:01,579 208k 135k +4,08 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1 Houdini_15a:
4/21 00:00,006 8k 1.271k -0,01 Sc1xd3 Dg3xd3 Tc7-b7+ Kb8-a8 Te7-d7 Dd3-e2+ Ka2-a3 Th5-a5+ Ka3-b4 De2-e1+ Kb4-c4 De1-e4+ Kc4-c3 De4xc6+ Kc3-b4
4/21 00:00,006 8k 1.374k +0,89 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3
5/21 00:00,007 9k 1.295k +0,89 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3
6/21 00:00,008 11k 1.312k +0,95 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4
7/28 00:00,012 16k 1.315k +0,82 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Td5-d8
8/28 00:00,021 25k 1.170k +0,41 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h2+ Kf4-f3 Dh2-h3+ Kf3-e2
8/28+ 00:00,028 33k 1.196k +0,89 Ka2-b1
8/28+ 00:00,036 42k 1.161k +2,64 Ka2-b1
8/28 00:00,039 45k 1.154k +0,60 Ka2-b1 Sc8xe7 Lf8xe7 Kb8xc7 f7-f8D Dg3-g6 Df8-f3 Th5-e5 Le7-h4 Dg6xc6 Df3xc6+ Kc7xc6 Sc1xd3
9/30+ 00:00,058 67k 1.162k +0,68 Tc7-b7+
9/30+ 00:00,058 68k 1.177k +0,83 Tc7-b7+
9/39+ 00:00,112 133k 1.185k +2,36 Tc7-b7+
9/39 00:00,153 185k 1.209k +3,77 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Tc5-c2+ Ka2-a3 d3-d2 Df8-b4+ Kb6xc6 Ta8-a6+ Kc6-d7 Ta6-a7+ Tc2-c7 Ta7xc7+ Kd7xc7 Db4xd2 Dg3-f3 Sc1-d3
10/48+ 00:00,249 331k 1.328k +3,95 Tc7-b7+
10/48 00:00,355 503k 1.417k +4,23 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Sc1-d3 Dd1-d2+ Ka2-a3 Dd2-c3 Db5-e5+ Dc3xe5 Sd3xe5
11/48 00:00,401 575k 1.433k +4,29 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a8 Dc5-a5+ Ka8-b8 Da5-b4+ Kb8-c7 Db4-c3+ Kc7-b6 Sc1-d3 Dd1-e2+ Ka2-a3 De2-e7+ Dc3-b4+ De7xb4+ Ka3xb4 Kb6-c6 Sd3-c5
12/48 00:00,565 837k 1.480k +4,35 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a8 Dc5-a5+ Ka8-b8 Da5-b5+ Kb8-c7 Sc1-d3 Dd1-d2+ Ka2-a3 Dd2-c3 Db5-e5+ Dc3xe5 Sd3xe5 Kc7-d6 b3-b4
13/48 00:00,960 1.473k 1.534k +4,47 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a8 Dc5-a5+ Ka8-b8 Da5-b5+ Kb8-c7 Sc1-d3 Dd1-c2+ Ka2-a3 Dc2-c6 Db5-e5+ Kc7-b7 Sd3-c5+ Kb7-b6 b3-b4 Dc6-f3+ Ka3-a4
14/49 00:01,319 2.010k 1.523k +4,47 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a8 Dc5-a5+ Ka8-b8 Da5-b5+ Kb8-c7 Sc1-d3 Dd1-c2+ Ka2-a3 Dc2-c6 Db5-e5+ Kc7-b7 Sd3-c5+ Kb7-b6 b3-b4 Dc6-f3+ Ka3-a4 Df3-d1+ Ka4-a3
14/52 00:01,811 2.796k 1.543k +4,47 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-a8 Dc5-a5+ Ka8-b8 Da5-b5+ Kb8-c7 Sc1-d3 Dd1-f3 Db5-e5+ Kc7-b7 De5-d4 Df3-e2+ Ka2-a3 De2-f3 Dd4-d7+ Kb7-b6 Dd7-d6+ Df3-c6 Dd6-d4+ Kb6-c7 Sd3-e5 Dc6-a6+ Ka3-b4 Da6-d6+ Dd4-c5+
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1 AnMon 5.75:
1- 00:00,000 4 28 +0,18 Tc7xc8+ Kb8xc8
1 00:00,000 6 38 +0,18 Tc7xc8+ Kb8xc8
1+ 00:00,000 55 354 +1,91 Tc7-b7+ Kb8-a8
1 00:00,000 59 347 +2,00 Tc7-b7+ Kb8-a8
2 00:00,000 1k 9k +1,65 Tc7-b7+ Kb8-a8 Te7-d7 Dg3-f2+ Ka2-a1 Df2-f6+ Ka1-b1 Df6xc6 Sc1xd3
3 00:00,016 13k 837k +0,27 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7
3+ 00:00,016 14k 846k +0,29 Tc7xc8+ Kb8xc8 Ka2-b1
3 00:00,031 14k 462k +4,13 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Te8-c8+ Kc6-b6
4 00:00,031 17k 553k +3,75 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Df8-f6+ Kc6-b5
4+ 00:00,031 18k 568k +4,81 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D
4 00:00,031 20k 648k +4,81 Tc7-b7+ Kb8-a8 Te7-e8 Dg3-g2+ Ka2-a1 Th5-a5+ Lf8-a3 Ta5xa3+ Ka1-b1 Dg2xc6 Tb7-b5
5 00:00,234 172k 736k +1,73 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1
5+ 00:00,234 172k 736k +3,75 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Df8-f6+ Kc6-b5
5 00:00,234 176k 751k +3,75 Tc7xc8+ Kb8xc8 Te7-e2
6 00:00,453 400k 884k +1,11 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Th5-h2+ Ka2-b1 Dd6-d4 Df8-e7+ Kc7-b6 Sc1-e2 d3xe2 De7-b7+ Kb6-a5
6+ 00:00,453 400k 884k +2,15 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1
6 00:00,453 405k 894k +2,15 Tc7-b7+ Kb8-a8 Tb7-d7 Dg3-f2+ Sc1-e2 Th5-a5+ Ka2-b2 Df2-f6+ Kb2-b1 Sc8xe7 Lf8xe7
7 00:00,953 814k 854k +1,56 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1 Df8-e7+ Ka7-a6 Tc8-a8+ Ka6-b6
8 00:01,219 1.024k 840k +3,05 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Lf8-d6 Dg3-f2+ Sc1-e2 d3xe2 Te8xc8+ Ka8-a7 Ld6-b8+ Ka7-b6 Tc8-c7
9- 00:02,234 1.750k 783k +2,96 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 c6-c7 Dg3-f2+ Ka2-b1 d3-d2 Tc8-a8+ Ka7xa8 Kb1-a1
9 00:02,516 2.013k 800k +2,90 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-h2+ Ka2-a3 d3-d2 Ta8-b8+ Kb6xc6 Df8-e8+ Kc6-d6 Tb8-b6+ Kd6-c7
10+ 00:03,656 2.791k 763k +2,91 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Kb6xc6 Ka2-b1 Dg3-f4
10 00:04,063 3.014k 742k +3,45 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 Dc5-a3+ Db8-a7 Da3xa7+ Ka8xa7
11- 00:08,969 5.934k 662k +3,44 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Dc5xc1 Db8-a7+ Dc1-a3 Da7xa3+ Ka2xa3
11 00:09,969 6.624k 664k +3,29 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Dc5xc1 Db8-a7+ Dc1-a3 Da7xa3+ Ka2xa3
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1
Colossus2008b:

1/1 00:00,001 26 26k +0,48 Sc1xd3 Sc8xe7
1/1 00:00,001 164 164k +2,32 Tc7-b7+ Kb8-a8
2/9 00:00,017 927 55k +2,42 Tc7-b7+ Kb8-a8 Te7-d7 Th5-h2+ Ka2-a3
3/14 00:00,017 2k 118k +2,20 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 Te8-d8+ Kd6xc6 f7-f8D
4/14 00:00,017 4k 248k +2,37 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Te8-e6+ Kc6-b7
5/15 00:00,017 14k 816k +2,33 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Df8-b4 Th5-h2+ Ka2-a3
6/20 00:00,111 123k 1.105k +1,44 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Tc5xc1
7/27 00:00,142 170k 1.198k +1,42 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-g2+ Ka2-a3
8/27 00:00,267 344k 1.287k +1,44 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5xc1 Df8-h6
9/27+ 00:00,486 612k 1.259k +1,74 Tc7-b7+
9/27 00:00,642 823k 1.283k +2,26 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-g2+ Ka2-a3 d3-d2 Sc1-d3 d2-d1D
10/30 00:01,454 1.769k 1.217k +2,26 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7-b6 f7-f8D Dg3-g2+ Ka2-a3 d3-d2 Sc1-d3 d2-d1D
11/33+ 00:02,611 3.099k 1.187k +2,56 Tc7-b7+
11/33 00:03,111 3.790k 1.218k +3,53 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Ka2-b1 Db8-c8 Dc5-c6+ Ka8-a7 Kb1xc1
12/36 00:08,111 10.428k 1.286k +3,53 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Ka2-b1 Db8-c8 Dc5-c6+ Ka8-a7 Kb1xc1
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1
Crafty-22.1:

6 00:00,120 207k 1.725k +1,68 1. Rxc8+ Kxc8 2. Re8+ Kc7 3. Bd6+ Qxd6 4. f8=Q Qh2+ 5. Ka3 Ra5+ 6. Kb4 Qd2+ 7. Kc4 Qxc1+ 8. Kxd3 Kxc6
7 00:00,160 274k 1.713k +1,33 1. Rxc8+ Kxc8 2. Re8+ Kc7 3. Bd6+ Qxd6 4. f8=Q Qh2+ 5. Ka3 Ra5+ 6. Kb4 Qd2+ 7. Kc4 Qxc1+ 8. Kxd3 Rd5+ 9. Ke4 Kxc6
7 00:00,250 397k 1.590k +1,33 1. Rxc8+ Kxc8 2. Re8+ Kc7 3. Bd6+ Qxd6 4. f8=Q Qh2+ 5. Ka3 Ra5+ 6. Kb4 Qd2+ 7. Kc4 Qxc1+ 8. Kxd3 Rd5+ 9. Ke4 Kxc6
8 00:00,340 578k 1.701k +1,33 1. Rxc8+ Kxc8 2. Re8+ Kc7 3. Bd6+ Qxd6 4. f8=Q Qh2+ 5. Ka3 Ra5+ 6. Kb4 Qd2+ 7. Kc4 Qxc1+ 8. Kxd3 Rd5+ 9. Ke4 Qh1+ 10. Ke3 Qc1+ 11. Ke4 Kxc6
8 00:00,500 823k 1.645k +1,73 1. Rb7+!!
8 00:00,550 901k 1.638k +1,80 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qh2+ 7. Ka3 Rxc1 8. Rd8 Rxc6 9. Rxd3
8 00:00,580 944k 1.628k +1,80 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qh2+ 7. Ka3 Rxc1 8. Rd8 Rxc6 9. Rxd3
9 00:00,800 1.342k 1.678k +1,70 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qg2+ 7. Ka3 Rxc1 8. Qe7+ Ka6 9. c7
9 00:01,110 1.908k 1.719k +1,70 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qg2+ 7. Ka3 Rxc1 8. Qe7+ Ka6 9. c7
10 00:01,450 2.474k 1.706k +2,10 1. Rb7+!!
10 00:01,500 2.552k 1.701k +3,10 1. Rb7+!!
10 00:01,830 3.142k 1.717k +3,19 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qg2+ 7. Ka3 Ra5+ 8. Kb4 Qd2+ 9. Kc4 Qxc1+ 10. Kxd3 Rd5+ 11. Ke4 Qd2
10 00:02,500 4.380k 1.752k +3,19 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. f8=Q Qg2+ 7. Ka3 Ra5+ 8. Kb4 Qd2+ 9. Kc4 Qxc1+ 10. Kxd3 Rd5+ 11. Ke4 Qd2
11 00:02,670 4.694k 1.758k +3,59 1. Rb7+!!
11 00:03,280 5.793k 1.766k +4,47 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. Ra8+ Kxa8 7. f8=Q+ Qb8 8. Qxc5 d2 9. c7 dxc1=N+ 10. Qxc1 Qc8
11 00:04,330 7.757k 1.792k +4,47 1. Rb7+ Ka8 2. Ra7+ Nxa7 3. Re8+ Nc8 4. Rxc8+ Ka7 5. Bc5+ Rxc5 6. Ra8+ Kxa8 7. f8=Q+ Qb8 8. Qxc5 d2 9. c7 dxc1=N+ 10. Qxc1 Qc8
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1 Critter_1.6a_64bit:
2/4 00:00,003 4k 1.356k +1,24 Sc1xd3 Th5-a5+ Ka2-b2 Dg3xd3 Tc7-b7+ Kb8-a8
3/6 00:00,004 5k 1.208k +1,06 Sc1xd3 Dg3-h2+ Ka2-b1 Sc8xe7 Lf8xe7
3/8 00:00,005 5k 1.053k +1,08 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3
4/12 00:00,005 6k 1.173k +1,08 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3
5/13 00:00,007 7k 1.040k +1,00 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-f1+ Kf4-g3
6/16 00:00,008 9k 1.185k +1,00 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-f1+ Kf4-g3
7/18 00:00,013 15k 1.140k +0,97 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h3 Lf8-a3 Dh3-f5+ Kf4-g3 Td5-d3+ Kg3-h4
8/19- 00:00,021 20k 950k +0,89 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h3 Lf8-a3 Dh3-f5+ Kf4-g3 Td5-d3+ Kg3-h4
8/23+ 00:00,024 23k 975k +1,06 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h3 Lf8-a3 Dh3-f5+ Kf4-g3 Td5-d3+ Kg3-h4
8/23+ 00:00,026 24k 931k +1,66 Tc7-b7+ Kb8-a8 Te7-c7 Dg3-f2+ Ka2-a3 Th5-a5+ Ka3-b4 Df2-e1+ Kb4-c4 De1xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h3 Lf8-a3 Dh3-f5+ Kf4-g3 Td5-d3+ Kg3-h4
8/23 00:00,027 25k 930k +2,06 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dg2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h2+ Kf4-f3
9/32+ 00:00,081 91k 1.128k +2,19 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dg2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h2+ Kf4-f3 Dh2-h3+
9/33+ 00:00,103 118k 1.149k +2,38 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dg2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h2+ Kf4-f3 Dh2-h3+
9/33+ 00:00,261 333k 1.276k +3,73 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-g2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dg2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-d5+ Kd3-e4 Dc1-h1+ Ke4-f4 Dh1-h2+ Kf4-f3 Dh2-h3+
9/35 00:00,305 403k 1.322k +3,78 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Db5-e5+ Kc7-c6 De5-e4+ Kc6-b6 De4-e3+ Kb6-b7 Sc1-d3 Dd1-c2+ Ka2-a3
10/35 00:00,381 512k 1.343k +3,78 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Db5-e5+ Kc7-c6 De5-e4+ Kc6-b6 De4-e3+ Kb6-b7 Sc1-d3 Dd1-c2+ Ka2-a3
11/36 00:00,507 699k 1.378k +3,78 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 Dc5-b5+ Kb7-c7 Db5-c4+ Kc7-b6 Dc4-e6+ Kb6-b7 De6-e4+ Kb7-b6 De4-e3+ Kb6-b7 Sc1-d3 Dd1-c2+ Ka2-a3
12/38 00:00,702 994k 1.416k +3,79 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 Db8-a7+ Dc5xa7+ Ka8xa7 c7-c8D d2-d1D Dc8-c5+ Ka7-b7 b3-b4 Dd1-d2+ Ka2-a3 Dd2-d7 Sc1-b3 Dd7-d3 Dc5-c4 Dd3-f3 Ka3-a4 Kb7-b8
chessica
Posts: 964
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Which chess engine can NOT solve this position?

Post by chessica »

[d]1kn2B2/2R1RP2/2P5/7r/8/1P1p2q1/K7/2N5 w - - 3 1 Hermann 2.8 64 bit:
1/15 00:00,000 579 579k +1,43 Tc7-b7+ Kb8-a8
3/18 00:00,000 2k 2.131k +1,26 Tc7-b7+ Kb8-a8 Te7-c7 Th5-h2+ Ka2-a3
4/18+ 00:00,000 4k 4.308k +2,23 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Kc7xc6
4/18 00:00,000 5k 4.869k +2,57 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 Te8-d8+ Kd6xc6 f7-f8D
5/19 00:00,000 7k 7.204k +2,58 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Te8-c8+ Kc6-b7
6/19 00:00,015 16k 1.083k +2,90 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Kc7xd6 f7-f8D+ Kd6xc6 Te8-e6+ Kc6-d5 Df8-c8 Th5-h2+ Ka2-a3
7/22 00:00,084 64k 756k +1,17 Tc7xc8+ Kb8xc8 Te7-e8+ Kc8-c7 Lf8-d6+ Dg3xd6 f7-f8D Dd6-h2+ Ka2-a3 Th5-a5+ Ka3-b4 Dh2-d2+ Kb4-c4 Dd2xc1+ Kc4-b4
7/22+ 00:00,100 68k 683k +1,55 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Tc5xc1
8/23 00:00,247 172k 695k +1,30 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5xc1
10/26 00:01,329 937k 705k +1,30 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5xc1
11/28 00:02,646 1.861k 703k +1,30 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5xc1
12/29 00:05,186 3.650k 704k +1,55 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5xc1 Df8-e7+ Ka7-a6 De7-b7+ Ka6-a5
13/30 00:09,704 6.840k 705k +2,72 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dh2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-b5 Df8-e7+ Ka7-a6
14/34 00:17,587 12.324k 701k +2,66 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dh2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-c5 Df8-g7+ Ka7-a6
15/34 00:35,301 24.809k 703k +2,80 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 f7-f8D Dg3-h2+ Ka2-a3 Tc5-a5+ Ka3-b4 Dh2-d2+ Kb4-c4 Dd2xc1+ Kc4xd3 Ta5-c5 Df8-g7+ Ka7-b6
16/36 01:00,753 42.403k 698k +3,51 Tc7-b7+ Kb8-a8 Tb7-a7+ Sc8xa7 Te7-e8+ Sa7-c8 Te8xc8+ Ka8-a7 Lf8-c5+ Th5xc5 Tc8-a8+ Ka7xa8 f7-f8D+ Dg3-b8 Df8xc5 d3-d2 c6-c7 d2xc1S+ Ka2-b1 Db8-c8 Dc5-c6+ Ka8-a7 Kb1xc1