Best Mate finder and Best program for tricky problem?

Discussion of anything and everything relating to chess playing software and machines.

Moderators: hgm, Dann Corbit, Harvey Williamson

Vinvin
Posts: 5222
Joined: Thu Mar 09, 2006 9:40 am
Full name: Vincent Lejeune

Re: Best Mate finder and Best program for tricky problem?

Post by Vinvin »

Jouni wrote: Thu Oct 06, 2022 8:18 am In my tests ShashChess 20.2 is unbeaten.
Oups, yes, I forgot ShashChess. And check its personalities : "GoldDigger" and "Tal"
Vinvin
Posts: 5222
Joined: Thu Mar 09, 2006 9:40 am
Full name: Vincent Lejeune

Re: Best Mate finder and Best program for tricky problem?

Post by Vinvin »

Uri Blass wrote: Thu Oct 06, 2022 12:00 pm
Here I could prove mate in at most 19 moves and I guess that some strong chess engines can also see that white mate in 19 moves or less if you give them many hours.
[fen]8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35[/fen]
55 min 43 sec for Blue Marlin 15.3 to find the mate in 19 on his own (no human interaction).
CPU AMD 5950X, 16 cores used.

Code: Select all

FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 0 35

Blue Marlin 15.3-avx2:
Found 513 tablebases
NNUE evaluation using nn-d0b74ce1e5eb.nnue enabled
 1/1	00:00	 985	493k	+10,25	35.Qc2+ Kf1
 2/2	00:00	 4k	2.091k	+5,10	35.Qc2+ Kh1
 3/3	00:00	 5k	2.623k	+3,96	35.Qc2+ Kh1
 4/3	00:00	 6k	3.123k	+4,01	35.Nf6
 5/5	00:00	 8k	4.153k	+2,84	35.Qc2+ Kh1 36.Kxa3 Bf3
 6/5	00:00	 9k	4.655k	+5,70	35.Qc2+ Kf3 36.Qd3+ Kf2
 7/9	00:00	 25k	8.400k	+4,83	35.Qc2+ Kf3 36.Qd3+ Kf2 37.c6 Nf4 38.Qc2+ Ke3
 8/9	00:00	 27k	8.878k	+9,63	35.Qc2+ Kf3 36.Qd3+ Kf2 37.c6
 9/14	00:00	 69k	17.233k	+6,05	35.Qc2+ Kh1 36.c6 Bd1 37.Qxd1+ Kxh2 38.Qe2+ Kg1 39.Qe1+ Kg2
 10/18	00:00	 94k	18.745k	+7,07	35.Qc2+ Kf3 36.Qd3+ Kf2 37.c6 Rxc4 38.Qxh3 Nf4 39.Bg3+ Ke2
 11/19	00:00	 150k	21.448k	+8,81	35.Qc2+ Kh1 36.c6 Be2 37.Qxe2 Nf4 38.Qf3+ Kxh2 39.c7 Ng2 40.Qd3 Rf4
 12/21	00:00	 343k	22.879k	+8,97	35.Qc2+ Kf3 36.c6 Nf6 37.Qd3+ Kf2 38.c7 Nxd7 39.Qg3+ Ke2 40.Bg1 Kd2 41.Qe3+ Kc2
 13/27	00:00	 1.214k	20.931k	+8,67	35.Qc2+ Kf3 36.c6 Rxc4 37.Qd3+ Kg2 38.Qg3+ Kf1 39.Qxh3+ Ke1 40.Qxh5 Kd2 41.Bd6 Nf4 42.Bxf4+ gxf4 43.Qf3 Ng5 44.Qf2+ Kd1
 14/35	00:00	 1.983k	21.795k	+9,49	35.Qc2+ Kf3 36.c6 Rg4 37.Kxa3 Rxc4 38.Qd3+ Kg2 39.Qg3+ Kf1 40.Qxh3+ Kf2 41.Qg3+ Kf1 42.Qg1+ Ke2 43.Qg2+ Kd3 44.Qd5+ Kxc3 45.c7 Be2 46.Nc5 Kc2 47.c8Q Rc3+ 48.Kxa4 Rc4+ 49.Qxc4+ Bxc4
 15/33	00:00	 4.043k	21.735k	+9,03	35.Qc2+ Kf1 36.c6 Rxc4 37.Qd3+ Be2 38.Qe3 Rg4 39.c7 Ne7 40.Kxa3 Nc8 41.Qxh3+ Rg2 42.Qxh7 Ke1 43.Be5 Rg4 44.Qh1+ Kd2 45.Nc5 Nb6 46.Ne4+ Rxe4 47.Qxe4 a5 48.Qd4+ Bd3 49.Qf2+ Kd1 50.Qg1+ Ke2
 16/34	00:00	 6.816k	22.059k	+9,28	35.Qc2+ Kf1 36.c6 Rg4 37.Qc1+ Kf2 38.c7 Ne7 39.Qd2+ Kf1 40.Kxa3 Rg2 41.Qd3+ Be2 42.Qb1+ Kf2 43.Qxh7 Nc8 44.Qxh3 a5 45.Qf5+ Ke1 46.Qb1+ Kd2 47.Be5 Bxc4 48.Nc5 Re2
 17/41	00:00	 14.057k	21.760k	+8,84	35.Qc2+ Kf1 36.c6 Bf3 37.Qd3+ Kf2 38.c7 Bb7 39.Qd2+ Kf3 40.Qd1+ Kf2 41.Nc5 Nf4 42.Nd3+ Ke3 43.Bg1+ Ke4
 18/35	00:00	 18.351k	21.640k	+10,63	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Rf4 38.c7 Ne7 39.Qh2 Nf6 40.Qxh3+ Ke2 41.Bxf4 gxf4 42.Qg2+ Ke3 43.Nxf6 Bf7+ 44.Kxa3 f3 45.Qg5+ Kd3 46.Ng4 Nc8 47.Ne5+ Kc2 48.Qf5+ Kc1 49.Qxf7
 19/40	00:01	 41.832k	22.575k	+11,73	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kh3 44.c8Q Nh4 45.Ne5+ Kg3
 20/38	00:02	 59.909k	23.095k	+11,47	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Rxc4 43.Qd3+ Kf2 44.Qxc4 Kg2 45.Qe4+ Kxh2 46.Qxe7 Bg4 47.Qxh7 Bc8 48.Qc2+ Kg3 49.Qd3+ Kg4 50.Qd1+ Kg3 51.Qg1+ Kf3 52.c4 g4
 21/48	00:03	 80.263k	23.064k	+11,75	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Nf6 43.Qd3+ Kf2 44.Nxe4+ Nxe4 45.Qxe4 Nc8 46.Qd4+ Ke2 47.Qe5+ Kd3 48.Qd5+ Kc2 49.Qxg5 Be2 50.Qf5+ Bd3 51.Qf2+ Kd1 52.Qf3+ Kc1
 22/44	00:05	 117.121k	23.340k	+12,70	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Rxc4 43.Qd3+ Kf2 44.Qxc4 Kg2 45.Qe4+ Kxh2 46.Qxe7 Bg4 47.Qxh7 Kg3 48.Qd3+ Kf4 49.Qd2+ Kf3 50.Qd1+ Kg3 51.Ne4+ Kf4 52.Qxg4+ Kxg4
 23/43	00:06	 163.891k	23.739k	+13,51	35.Qc2+ Kf1 36.c6 Rg4 37.Qc1+ Ke2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kd2 41.Qxh7 Nc8 42.Qxh5 Rg2 43.Qxh3 Re2 44.Kxa3 Re3 45.Qg2+ Kxc3 46.Qf2 Rd3 47.Nc5 Rh3 48.Qf1 g4 49.Be5+ Kd2+ 50.Ka2 Rf3 51.Qg2+ Ke1 52.Bg3+ Kd1 53.Qh1+ Kc2
 24/49	00:11	 296.107k	24.885k	+14,59	35.Qc2+ Kf1 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Rg2 39.Qxh5 Ne7 40.Kxa3 Rxh2 41.Ne5 a5 42.Qf3+ Ke1 43.Qe3+ Kf1 44.Qc1+ Ke2 45.Qc2+ Ke3 46.Qxh2 Ke4 47.Nd7 Nf8 48.Qe2+ Kf4 49.Qf2+ Ke4 50.Qxf8 h2 51.Qxe7+ Kf3 52.Ne5+ Kf2
 25/44	00:15	 391.599k	25.299k	+14,78	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Kf3 41.Qf1+ Ke3 42.Nc5 Rf4 43.Qe1+ Kf3 44.Qxe7 Bg4 45.Qxh7 Bc8 46.Kxa3 Rg4 47.Qb1 a5 48.Qf1+ Ke3 49.Qxh3+ Ke2 50.Qd3+ Kf2 51.Bg3+ Rxg3
 26/52+	00:25	 641.369k	25.549k	+16,79	35.Qc2+
 26/52	00:32	 854.626k	25.973k	+17,80	35.Qc2+ Kf3 36.c6 Rxc4 37.Qd3+ Kg2 38.Qg3+ Kf1 39.Qxh3+ Ke1 40.Bg3+ Kd2 41.Qxh5 Rxc6 42.Qh2+ Kd3 43.Qxh7 Kc2 44.Qh2+ Kd3 45.Be1 Rb6 46.Qd2+ Ke4 47.Nxb6 Ne7 48.Qxg5 axb6 49.Qxe7+ Kf5 50.Qd7+ Kg5 51.Qd8+ Kg4 52.Qd4+ Kf5 53.Qxb6 Kf4 54.Bg3+ Kg5 55.Qe3+ Kh5 56.Qe4
 27/52	00:41	 1.099.888k	26.229k	+18,59	35.Qc2+ Kf3 36.c6 Re4 37.Qd3+ Kg2 38.Qg3+ Kf1 39.c7 Ne7 40.Nc5 Re2+ 41.Kxa3 Rg2 42.Qd3+ Be2 43.Qb1+ Kf2 44.Qxh7 Nc8 45.Qf5+ Ke1 46.Qxh3 Rg4 47.Qe3 Kd1 48.Nd3 Bxd3 49.Qxd3+ Kc1 50.Qe3+ Kc2 51.Qe2+ Kxc3 52.Be5+ Rd4 53.Qb2+ Kd3 54.Qxd4+ Ke2 55.Qg4+ Ke1 56.Bg3+ Kd2 57.Qxg5+ Ke2
 28/55+	01:21	 2.174.781k	26.610k	+21,57	35.Qc2+
 28/56	01:49	 2.937.142k	26.886k	+23,44	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Nf6 43.Qd3+ Kf2 44.Nxe4+ Nxe4 45.Qxe4 Nc8 46.Qd4+ Kf1 47.Qd3+ Kf2 48.Qg3+ Ke2 49.Qxg5 Bf3 50.Qe5+ Kd3 51.Qf5+ Be4 52.Qxc8 a5 53.Qxh3+ Ke2 54.Kxa3 Bb7 55.Qg4+ Kf2 56.Qh3
 29/53+	02:46	 4.564.124k	27.409k	+27,65	35.Qc2+
 29/53+	03:45	 6.294.243k	27.943k	+32,87	35.Qc2+
 29/53+	04:00	 6.747.597k	28.096k	+57,75	35.Qc2+
 29/53	04:00	 6.751.046k	28.095k	+59,42	35.Qc2+ Kf1 36.c6 Nhf8 37.c7 Rxc4 38.Bg3 Be2 39.Qd2 h2 40.Qe1+ Kg2 41.Qf2+ Kh3 42.Qxh2+ Kg4 43.Qxe2+ Kxg3 44.Qxc4 Ne7 45.Qd3+ Kf2 46.Nf6 Kg2 47.Qe2+ Kh1 48.Qe4+ Kh2 49.Qxe7 Nd7 50.Qe2+ Kh1
 30/42	04:01	 6.784.015k	28.096k	+35,00	35.Qc2+ Kf1 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Rg2 39.Qxh5 Ne7 40.Kxa3 Rxh2 41.Ne5 Rg2 42.Qxh3 Nf6 43.Qf3+ Kg1 44.Qxf6 Nc8 45.Qf5 Nb6 46.c5 Nc8 47.Qxc8 Rg3 48.Kxa4 Rg2 49.Qf5 Rh2 50.Qxg5+ Rg2 51.Qe3+ Kh2 52.c8Q
 31/36+	04:01	 6.786.145k	28.096k	+61,10	35.Qc2+
 31/36	04:02	 6.804.704k	28.096k	+61,65	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kg3 44.c8Q Nh4 45.Ne5 Re4 46.Nxc4 Nf3 47.Qdd7 Rh4 48.Qc5 Nf6 49.Qd3 Rh1 50.Qxg5+ Ng4 51.Qd6+ Kf2
 32/37	04:11	 7.077.172k	28.097k	+61,65	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kg3 44.c8Q Nh4 45.Ne5 Re4 46.Nxc4 Nf3 47.Qdd7 Rh4 48.Qc5 Nf6 49.Qd3 Rh1 50.Qxg5+ Ng4 51.Qd6+ Kf2 52.Qxg4 Ra1+ 53.Kb2
 33/38+	04:11	 7.077.208k	28.097k	+164,23	35.Qc2+
 33/42	04:18	 7.254.697k	28.118k	+164,37	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Nf6 43.Qd3+ Kf2 44.Nxe4+ Nxe4 45.Qxe4 Nc8 46.Qd4+ Ke2 47.Qe5+ Kf2 48.Qg3+ Ke2 49.Qxg5 Bf3 50.Qe5+ Kf1 51.Bg3 Kg2 52.Qe1 h2 53.Qf2+ Kh3 54.Bxh2 Kg4 55.Qg3+ Kf5
 34/44	05:10	 8.695.093k	27.995k	+33,27	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Nf6 43.Qd3+ Kf2 44.Nxe4+ Nxe4 45.Qxe4 Nc8 46.Qd4+ Ke2 47.Qe5+ Kf2 48.Qg3+ Ke2 49.Qxg5 Bf3 50.Qe5+ Kf1 51.Bg3 Kg2 52.Qe1 h2 53.Qf2+ Kh3 54.Bxh2 Kg4 55.Qg3+ Kf5 56.Qxf3+ Kg5 57.Qg3+ Kh6
 35/50+	05:10	 8.699.150k	27.994k	+164,23	35.Qc2+
 35/50	05:11	 8.731.057k	27.989k	+164,76	35.Qc2+ Kf1 36.c6 Bf3 37.Qd3+ Kf2 38.c7 Bb7 39.Qd2+ Kf3 40.Qd1+ Kf2 41.Nc5 Nf6 42.Nxb7 Rh8 43.Qd2+ Kf3 44.Qd3+ Kf2 45.Qxg6 Kg2 46.Qxf6 Rc8 47.Be5 g4 48.Qe6 Rh8 49.Qxg4+ Kf2 50.Bxh8 Kf1 51.Qxh3+ Ke1 52.Qh1+ Kd2 53.Qh2+ Kd1 54.Qg1+ Ke2 55.Qg4+ Kf1
 36/58	05:35	 9.353.932k	27.885k	+164,92	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Ke3 42.Nc5 Nf6 43.Qd3+ Kf2 44.Nxe4+ Nxe4 45.Qxe4 Nc8 46.Qd4+ Ke2 47.Qe5+ Kf2 48.Qg3+ Ke2 49.Qxg5 Bf3 50.Qe5+ Kf1 51.Qf5 Kf2 52.Qxc8 Kg2 53.Qf5 Ba8 54.Qg4+ Kf2 55.Bg3+ Kg2 56.Bf4+ Kf2 57.Qg3+ Ke2
 37/54	06:44	 11.245.653k	27.806k	+165,08	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kg3 44.c8Q Nh4 45.Ne5 Re4 46.Nxc4 Nf3 47.Qdd7 g4 48.Qxh7 Re1 49.Qhf5 Ra1+ 50.Kb4 Rb1+ 51.Qxb1 a5+ 52.Ka3 Kh2 53.Qh7+ Kg3 54.Qcc7+ Kg2 55.Ne3+ Kf2 56.Nxg4+ Ke2 57.Qce7+ Ne5
 38/52	07:51	 13.156.067k	27.916k	+165,17	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kg3 44.c8Q Re4 45.Qc5 Re2 46.Qg1+ Kh3 47.Qdd4 Nf4 48.Qxc4 Kh4 49.Qxe2 Nxe2 50.Qh2+ Kg4 51.Qxe2+ Kg3 52.Qd3+ Kf4 53.Qxh7 Kg3 54.Qd3+ Kh4 55.Qe4+ Kg3 56.Kxa4
 39/58	08:28	 14.258.164k	28.019k	+165,20	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Kf3 42.Qf2+ Kg4 43.Ne5+ Rxe5 44.Qg3+ Kf5 45.Qxe5+ Kg6 46.Qxe7 Bg4 47.Qe4+ Bf5 48.Qxf5+ Kxf5 49.c8Q+ Kg6 50.Qg8+ Kh6 51.Qf7 Nf8 52.Qxf8+ Kg6 53.Qf3 g4 54.Qxg4+ Kf6 55.Qxh3 Ke7 56.Kxa3 Kf6 57.Qf3+ Kg5 58.Qf4+ Kg6 59.Qg4+ Kf6 60.Be5+ Kf7 61.Qf5+ Ke7
 40/62	09:42	 16.372.785k	28.101k	+165,21	35.Qc2+ Kf1 36.c6 Rf4 37.Qc1+ Kf2 38.c7 Ne7 39.Ne5 Re4 40.Nd3+ Ke2 41.Qc2+ Kf3 42.Qf2+ Kg4 43.Ne5+ Rxe5 44.Qg3+ Kf5 45.Qxe5+ Kg6 46.Qxe7 Bg4 47.Qe4+ Bf5 48.Qxf5+ Kxf5 49.c8Q+ Kg6 50.Qg8+ Kh6 51.Qf7 Nf8 52.Qxf8+ Kg6 53.Qf3 Kg7 54.Be5+ Kg6 55.Qxh3 Kf7 56.Qh5+ Ke6 57.Qxg5 Kd7 58.Qf5+ Ke8 59.Kxa3 Ke7 60.Bd6+ Kxd6 61.Qf6+ Kc5 62.Qd4+ Kc6
 41/61	10:26	 17.616.121k	28.128k	+165,28	35.Qc2+ Kf1 36.c6 Rg4 37.Qc1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Nb6 45.Qf3+ Ke1 46.Qe3+ Kf1 47.Qc1+ Ke2 48.Qb2+ Ke3 49.Qxh2 g4 50.Nxg4+ Kf3 51.Ne5+ Ke4 52.Qxh3 a5 53.c8Q Nxc8 54.Qxc8 Kf4 55.Qg4+ Kxe5 56.Kxa4 Kd6 57.Kxa5 Kc7 58.Qf4+ Kd8 59.Qb8+ Ke7 60.Qxa7+ Kd8 61.Qb6+ Ke7
 42/54	11:06	 18.714.853k	28.092k	+165,28	35.Qc2+ Kf1 36.c6 Rg4 37.Qc1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Nb6 45.Qf3+ Ke1 46.Qe3+ Kf1 47.Qc1+ Ke2 48.Qb2+ Ke3 49.Qxh2 g4 50.Nxg4+ Kf3 51.Ne5+ Ke4 52.Qxh3 a5 53.c8Q Nxc8 54.Qxc8 Kf4 55.Qg4+ Kxe5 56.Kxa4 Kd6 57.Kxa5 Kc7 58.Qf4+ Kd8 59.Qb8+ Ke7 60.Qxa7+ Kf6
 43/54	11:06	 18.722.600k	28.092k	+165,28	35.Qc2+ Kf1 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Nb6 45.Qf3+ Ke1 46.Qe3+ Kf1 47.Qc1+ Ke2 48.Qb2+ Ke3 49.Qxh2 g4 50.Nxg4+ Kf3 51.Ne5+ Ke4 52.Qxh3 a5 53.c8Q Nxc8 54.Qxc8 Kf4 55.Qg4+ Kxe5 56.Kxa4 Kd6 57.Kxa5 Kc7 58.Qf4+ Kd8 59.Qf8+ Kc7 60.Qc5+ Kb8 61.Qe5+ Ka8 62.Qe8+ Kb7 63.Qd7+ Kb8
 44/56	11:47	 19.881.546k	28.093k	+165,29	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Rf4 39.c7 h2 40.Qe1+ Kg2 41.Bxh2 Bc4+ 42.Kxa3 Kxh2 43.Qd2+ Kg3 44.c8Q Nh4 45.Ne5 Re4 46.Nxc4 Nf3 47.Qdd7 g4 48.Qxh7 Re1 49.Qhf5 Ra1+ 50.Kb4 Rd1 51.Qxg4+ Kf2 52.Qc5+ Rd4 53.Qgxd4+ Nxd4 54.Qxd4+ Kg2 55.Qf2+ Kh3 56.Qg3+ Kxg3
 45/60	15:50	 26.747.714k	28.152k	+165,31	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qe4 g4 42.c7 Ng5 43.Qe1+ Kg2 44.c8Q h1Q 45.Qc6+ Nf3 46.Qxh1+ Kxh1 47.Qxg6 Nh2 48.Ne5 Kg2 49.Nxg4 Nf1 50.Ne3+ Kf3 51.Nxf1 a5 52.Kxa3 Ke2 53.Kxa4 Kf3 54.Kxa5 Ke2 55.Qa6+ Kf2 56.Qxa7+ Kf3 57.Qa8+ Kf2 58.c4 Ke1 59.Qa6 Kf2 60.c5 Kg1 61.c6
 46/48	16:00	 27.057.271k	28.167k	+165,35	35.Qc2+ Kf3 36.c6 Rxc4 37.Qd3+ Kg2 38.Qg3+ Kf1 39.Qxh3+ Kf2 40.Bg3+ Ke3 41.Qxh5 Rxc6 42.Qxh7 Kf3 43.Qh1+ Kxg3 44.Qxc6 Nh4 45.Ne5 Kf4 46.Ng6+ Ke3 47.Nxh4 gxh4 48.Qxa6 Kd2 49.Qxa4 Ke3 50.Qxa7+ Ke2 51.Kxa3 Kf3 52.Qd4 Kg3 53.Qxh4+ Kxh4
 47/52	17:43	 30.068.542k	28.279k	+M25	35.Qc2+ Kf3 36.c6 Rxc4 37.Qd3+ Kg2 38.Qg3+ Kf1 39.Qxh3+ Kf2 40.Bg3+ Ke3 41.Qxh5 Rxc6 42.Qxh7 Kf3 43.Qh1+ Kxg3 44.Qxc6 Nh4 45.Qd6+ Kg4 46.Qe5 Kh5 47.Qe8+ Kg4 48.Qe4+ Kg3 49.Ne5 Kf2 50.Qd3 a5 51.Qd2+ Kg3 52.Qxg5+ Kh3 53.Qg4+ Kh2 54.Qxh4+ Kg2 55.Qg4+ Kf2 56.Qf3+ Ke1 57.Qg2 Kd1 58.Nf3 Kc1 59.Qd2+
 48/59	19:45	 33.684.104k	28.423k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 49/48	19:46	 33.712.167k	28.423k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 50/48	19:49	 33.797.391k	28.424k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 51/48	22:20	 38.193.295k	28.485k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 52/48	25:09	 43.059.328k	28.532k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 53/48	25:09	 43.063.436k	28.532k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 54/48	30:28	 52.445.952k	28.690k	+M24	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Qc2+ Ke1 40.Qb1+ Kf2 41.Qxh7 Nc8 42.Ne5 Rg2 43.Qxh5 Rxh2 44.Kxa3 Rg2 45.Qf3+ Kg1 46.Ng4 Rc2 47.Qd1+ Kg2 48.Qxc2+ Kg3 49.Qd3+ Kf4 50.Qe3+ Kxg4 51.Qe6+ Kg3 52.Qxc8 h2 53.Qh8 Kg2 54.c8Q h1Q 55.Qg4+ Kf2 56.Qxh1 Ke3 57.Qge4+ Kd2 58.Qhe1+
 55/44	34:20	 59.245.941k	28.752k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 56/42	34:31	 59.564.465k	28.748k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 57/42	36:32	 63.023.633k	28.748k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 58/42	36:33	 63.059.271k	28.748k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 59/42	36:33	 63.066.528k	28.748k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 60/42	37:00	 63.846.925k	28.749k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 61/42	37:43	 65.056.233k	28.740k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 62/42	38:28	 66.338.533k	28.733k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 63/42	38:54	 67.070.432k	28.731k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 64/42	39:18	 67.750.991k	28.728k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 65/42	39:36	 68.276.126k	28.725k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 66/42	40:12	 69.279.814k	28.719k	+M21	35.Qc2+ Kf1 36.c6 Rxc4 37.Bg3 Be2 38.Qd2 Kg2 39.Qxe2+ Kxg3 40.Qxc4 h2 41.Qd3+ Kg2 42.c7 Ne7 43.Qe2+ Kg3 44.Qe5+ Kg2 45.Qxe7 h1Q 46.c8Q Qf1 47.Qc6+ Kg1 48.Qxh7 Qf2+ 49.Kxa3 Qg2 50.Qc5+ Qf2 51.Qxg5+ Kf1 52.Qh1+ Ke2 53.Qe4+ Qe3 54.Qexe3+ Kf1 55.Qgg1+
 67/42	55:43	 96.355.464k	28.821k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qxa6 Kxh2 47.Qxc8 Kg3 48.Qh8 g4 49.c8Q Kf3 50.Qd4 g3 51.Qcg4+ Kg2 52.Qe2+ Kh1 53.Qdd1+
 68/38	56:07	 97.022.389k	28.815k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qf5 Nb6 47.c5 Nc4+ 48.Ka2 g4 49.Qxg4+ Kxh2 50.c8Q Ne3 51.Qf3 Ng2 52.Qcxh3+ Kg1 53.Qfxg2+
 69/38	56:37	 97.892.295k	28.812k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qf5 Nb6 47.c5 Nc4+ 48.Ka2 g4 49.Qxg4+ Kxh2 50.c8Q Ne3 51.Qf3 Ng2 52.Qcxh3+ Kg1 53.Qfxg2+
 70/38	57:37	 99.566.537k	28.795k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qf5 Nb6 47.c5 Nc4+ 48.Ka2 g4 49.Qxg4+ Kxh2 50.c8Q Ne3 51.Qf3 Ng2 52.Qcxh3+ Kg1 53.Qfxg2+
 71/38	57:46	 99.824.841k	28.797k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qf5 Nb6 47.c5 Nc4+ 48.Ka2 g4 49.Qxg4+ Kxh2 50.c8Q Ne3 51.Qf3 Ng2 52.Qcxh3+ Kg1 53.Qfxg2+
 72/38	58:50	101.696.642k	28.803k	+M19	35.Qc2+ Kf3 36.c6 Rg4 37.Qd1+ Kf2 38.c7 Ne7 39.Ne5 Rg2 40.Qxh5 Nf6 41.Qf3+ Ke1+ 42.Kxa3 Rxh2 43.Qxf6 Nc8 44.Nf3+ Kf2 45.Nxh2+ Kg3 46.Qf5 Nb6 47.c5 Nc4+ 48.Ka2 g4 49.Qxg4+ Kxh2 50.c8Q Ne3 51.Qf3 Ng2 52.Qcxh3+ Kg1 53.Qfxg2+
MonteCarlo
Posts: 188
Joined: Sun Dec 25, 2016 4:59 pm

Re: Best Mate finder and Best program for tricky problem?

Post by MonteCarlo »

Slowchess with 2 cores of an i3-10100 and 2 GB hash finds M19 in 53 minutes:

Code: Select all

FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35

Slow64-avx2:
 2/3	00:00	 478	0	+0.02	Bh2-d6 h3-h2 Qf5-c2+ Kg2-g1 Qc2-b1+ Kg1-g2 Qb1-c2+
 3/5	00:00	 778	0	+3.04	Qf5-c2+ Kg2-h1 c5-c6 Rh4xc4
 4/5+	00:00	 950	0	+3.46	Qf5-c2+
 4/5+	00:00	 1,041	0	+4.30	Qf5-c2+
 4/7	00:00	 2,054	0	+5.68	Qf5-c2+ Kg2-f1 c5-c6 Bh5-g4 Qc2-b1+ Kf1-e2 Ka2xa3
 5/9+	00:00	 3,676	0	+6.56	Qf5-c2+
 5/9	00:00	 5,398	0	+6.88	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xh3+ Kf1-e1 Qh3-g3+ Ke1-d1
 6/11-	00:00	 13,366	1,336,600	+6.17	Qf5-c2+ Kg2-f1
 6/11	00:00	 15,490	1,549,000	+6.17	Qf5-c2+ Kg2-f1 c5-c6 Nh7-f8 c6-c7 Rh4xc4 Qc2-c1+ Kf1-e2 Qc1xg5 Nf8xd7
 7/13	00:00	 20,878	2,087,800	+6.32	Qf5-c2+ Kg2-f1 c5-c6 Nh7-f8 c6-c7 Nf8xd7 c7-c8Q Ng6-e5 Qc2-c1+ Kf1-e2 Qc1xg5
 8/13	00:00	 29,911	1,495,550	+6.56	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Kf1-g2 Qg6-c2 Kg2xh2 Qc2xe2+
 9/17	00:00	 116,272	1,937,866	+7.56	Qf5-c2+ Kg2-f1 c5-c6 Nh7-f8 c6-c7 Rh4xc4 Qc2-c1+ Kf1-e2 Qc1xg5 Nf8xd7 Qg5xh5+ Ke2-f2 Qh5xg6 Rc4xc3
 10/21	00:00	 236,355	1,818,115	+7.76	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Ka2xa3 Rg4-h4 Qd1-d6 Ne7-c8 Qd6-d3 Kf2-g2 Qd3-g3+ Kg2-f1
 11/21	00:00	 250,216	1,787,257	+7.48	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Rg4-h4 Qd1-g1+ Kf2-e2 c6-c7 Rh4xc4 Qg1-g2+ Ke2-e3 Ka2xa3 Rc4xc3+ Ka3-b2 Rc3-b3+
 12/25	00:00	 330,478	1,835,988	+7.60	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Rg4-h4 Qd1-g1+ Kf2-e2 c6-c7 Bh5-g4 Ka2xa3 Bg4-c8 Qg1-g2+ Ke2-d3 Qg2-f3+ Kd3xc4 Qf3-e2+ Kc4-c5
 13/26	00:00	 737,236	1,992,529	+8.08	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Bh2-g3+ Kf2-e3 Qh3xh5 Rc4xc6 Qh5xh7 Ke3-d2 Qh7-h2+ Kd2-d3
 14/26	00:00	 1,081,289	2,002,387	+8.24	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Bh2-g3+ Kf2-e3 Qh3xh5 Ng6-f4 Qh5-e8+ Rc4-e4 Qe8-b8 Ke3-f3 c6-c7 Re4-e2+ Ka2xa3
 15/30	00:00	 1,573,898	2,017,817	+8.56	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Bh2-g3+ Kf2-e3 Qh3xh5 Rc4xc6 Qh5xh7 a6-a5 Qh7-f7 Rc6xc3 Qf7xg6 Ke3-e2 Qg6xg5
 16/30	00:01	 2,854,466	2,053,572	+9.04	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Rg4-h4 Qd1-g1+ Kf2-f3 c6-c7 Bh5-g4 Qg1-d1+ Kf3-g2 Qd1-d2+ Kg2-f3 Qd2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3-g1+ Kf1-e2 Bh2-g3 Rh4-h3 Qg1-f2+ Ke2-d1 Qf2-d4+
 17/35	00:03	 8,642,306	2,165,991	+10.56	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Rg4-h4 Qd1-g1+ Kf2-f3 c6-c7 Bh5-g4 Qg1-d1+ Kf3-g2 Qd1-d2+ Kg2-f3 Qd2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3-g1+ Kf1-e2 Bh2-g3 Bg4-c8 Bg3xh4 Ke2-d3 Qg1-d1+ Kd3xc3 Bh4-e1+ Kc3xc4 Ka2xa3
 18/41	00:06	 14,096,040	2,314,620	+9.56	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7-g7+ Kg2-f2 Qg7-d4+ Kf2-g3 c7-c8Q h2-h1Q Qc8-g8+ Nh7-g5 Qg8xg5+
 19/41+	00:09	 22,774,278	2,314,459	+11.62	Qf5-c2+
 19/41	00:12	 29,905,113	2,352,880	+12.08	Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Kf1-f2 Qg6-b1 Be2-f1 Qb1-c2+ Bf1-e2 Nd7-e5 Nh7-f6 Ne5xc4 Nf6-d5 Ka2xa3 Nd5-e7 c6-c7 g5-g4 Bh2-d6 g4-g3 Bd6xe7
 19/41	00:16	 39,062,798	2,381,877	+12.28	Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 c6-c7 Ng6-e7 Nd7-e5+ Re4xe5 Bh2xe5 Bh5-g6 Qc2xg6 Ne7xg6 c7-c8Q Ng6xe5 Qc8xh3+ Kf3-e4 Qh3xh7+ Ke4-e3 Qh7-e7 Ke3-f4 Qe7-d6 g5-g4 Qd6-d2+ Kf4-g3 Qd2-d5 Kg3-h2
 20/41	00:22	 54,975,125	2,417,551	+12.40	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Nh7-f6 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-g2 c6-c7 Kg2xh2 c7-c8Q Nf6-e4 Qc8xg4 Bh5xg4 Qd3xe4 Kh2-g3 Qe4-e5+ Kg3-h4 Qe5-d4 Kh4-g3 Qd4-g1+ Kg3-h4 Qg1-f2+ Kh4-h3 Ka2xa3 Bg4-c8 Ka3xa4 Bc8-d7+ Ka4-a5
 21/41	00:24	 59,980,679	2,414,681	+12.40	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 h3-h2 Be5xh2 Nh7-f6 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-g2 c6-c7 Kg2xh2 c7-c8Q Nf6-e4 Qc8xg4 Bh5xg4 Qd3xe4 Kh2-g3 Qe4-e5+ Kg3-h4 Qe5-d4 Kh4-g3 Qd4-g1+ Kg3-h4 Qg1-f2+ Kh4-h5 Qf2-h2+ Kh5-g6 Qh2-h1 Bg4-f5 Ka2xa3 Kg6-g7
 22/50	00:52	 138,635,637	2,623,687	+13.84	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4xc4 Qd1xh5 Rc4xc6 Qh5xh7 Rc6-c4 Qh7xh3 Rc4-f4 Be5xf4 g5xf4 Qh3-h4+ Kf2-e3 Qh4-e1+ Ke3-d3 Ka2xa3 f4-f3 Ka3xa4 a6-a5 Ka4xa5 Kd3-c2 Qe1-f2+ Kc2-d3 Qf2xf3+ Kd3-c4 Qf3-f7+ Kc4-d3 Qf7xa7 Kd3-c2 c3-c4
 23/52	01:27	 231,610,103	2,645,763	+15.71	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4-e4 Qd1xh5 Re4xe5 Qh5xh3 Re5-e2+ Ka2xa3 Re2-e7 c6-c7 Re7xc7 Qh3-h2+ Kf2-e3 Qh2xc7 Nh7-f6 Qc7-g3+ Ke3-e4 Qg3xg5 Ke4-d3 Qg5xf6 Kd3xc4 Qf6xa6+ Kc4-d5 Qa6-b7+ Kd5-c5 Qb7-c7+ Kc5-d5 Qc7-a5+ Kd5-d6 Qa5xa7 Kd6-d5 Qa7-a5+ Kd5-e6 Qa5xa4 Ke6-f5 Qa4-d4 Kf5-e6 Ka3-b4
 24/53	01:48	 295,411,261	2,718,425	+15.28	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4xc4 Qd1xh5 Rc4xc6 Qh5xh7 Rc6-c4 Qh7xh3 Rc4-f4 Be5xf4 g5xf4 Qh3-h4+ Kf2-e3 Qh4-e1+ Ke3-d3 Ka2xa3 a6-a5 Ka3xa4 a7-a6 Ka4xa5 Kd3-c4 Qe1-e4+ Kc4-b3 Qe4xf4 Kb3-b2 Qf4-d2+ Kb2-b1 Ka5xa6 Kb1-a1
 25/53	02:22	 391,322,361	2,753,076	+16.52	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4xc4 Qd1xh5 Rc4xc6 Qh5xh7 Rc6-c4 Qh7xh3 Rc4-f4 Be5xf4 g5xf4 Qh3-h4+ Kf2-e3 Qh4-e1+ Ke3-d3 Ka2xa3 a6-a5 Ka3xa4 a7-a6 Ka4xa5 Kd3-c4 Qe1-e4+ Kc4-b3 Qe4xf4 Kb3-a2 Qf4-d2+ Ka2-b3 Qd2-f2 Kb3xc3 Qf2-e3+ Kc3-b2 Ka5xa6 Kb2-c2
 26/53	02:45	 457,650,124	2,766,929	+16.68	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4xc4 Qd1xh5 Rc4xc6 Qh5xh7 Rc6-c4 Qh7xh3 Rc4-f4 Be5xf4 g5xf4 Qh3-h4+ Kf2-e3 Qh4-e1+ Ke3-d3 Ka2xa3 f4-f3 Ka3xa4 f3-f2 Qe1xf2 Kd3xc3 Qf2-e3+ Kc3-c4 Ka4-a5 Kc4-d5 Ka5xa6 Kd5-d6 Ka6xa7 Kd6-c6 Qe3-d4 Kc6-b5 Qd4-c3 Kb5-a4 Qc3-b2 Ka4-a5
 27/53	02:57	 490,665,281	2,759,647	+16.68	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4xc4 Qd1xh5 Rc4xc6 Qh5xh7 Rc6-c4 Qh7xh3 Rc4-f4 Be5xf4 g5xf4 Qh3-h4+ Kf2-e3 Qh4-e1+ Ke3-d3 Ka2xa3 f4-f3 Ka3xa4 f3-f2 Qe1xf2 Kd3xc3 Qf2-e3+ Kc3-c4 Ka4-a5 Kc4-d5 Ka5xa6 Kd5-c4 Ka6xa7 Kc4-b5 Qe3-c3 Kb5-a4 Qc3-c5 Ka4-b3 Qc5-e3+ Kb3-b4 Ka7-b6 Kb4-a4
 28/54+	07:17	1,203,749,940	2,752,938	+22.48	Qf5-c2+
 28/55	07:26	1,229,485,465	2,754,655	+22.48	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Ng6xe5 Bh2xe5 Rg4-e4 Qd1xh5 Re4xe5 Qh5xh3 Re5-e2+ Ka2xa3 Re2-e7 Qh3-h2+ Kf2-f3 c6-c7 Re7xc7 Qh2xc7 g5-g4 Qc7xh7 g4-g3 Qh7xa7 Kf3-g2 c4-c5 Kg2-f1 Qa7xa6+ Kf1-f2 c5-c6 g3-g2 c6-c7 g2-g1Q Qa6-a7+ Kf2-g2 Qa7xg1+ Kg2xg1 c7-c8Q Kg1-f2 Ka3xa4 Kf2-g3 Qc8-c7+ Kg3-f3 Qc7-h7 Kf3-g3 Qh7-a7 Kg3-f3 c3-c4 Kf3-g2 c4-c5
 28/56+	17:41	2,712,577,639	2,555,539	+M75	Qf5-c2+
 28/56-	18:04	2,763,907,422	2,549,565	+M250	Qf5-c2+ Kg2-f1
 29/57	27:51	4,089,692,741	2,446,983	+M24	Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Rg4-g2 Qd1xh5 Nh7-f6 Qh5-f3+ Kf2-e1+ Ka2xa3 Nf6-d7 Qf3xh3 Nd7xe5 Bh2xe5 Rg2-d2 Qh3-e3+ Rd2-e2 Qe3-g3+ Ke1-d1 Qg3xg5 Ne7-c8 Qg5-d8+ Kd1-e1 Qd8xc8 Re2-g2 Qc8-h3 Rg2-g8 Qh3-e3+ Ke1-f1 Be5-d4 Kf1-g2 Qe3-g1+ Kg2-f3 Qg1xg8 a6-a5 c7-c8Q Kf3-e2 Qg8-g2+ Ke2-e1 Qc8-f5 a7-a6 Qf5-b1+
 30/57	33:43	4,909,775,136	2,426,149	+M21	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4xc4 Qd1xh5 Nh7-f8 Qh5xh3 Nf8xd7 Qh3xd7 Rc4xc7 Qd7-d2+ Kf2-f3 Bh2xc7 Kf3-g4 Qd2-d7+ Kg4-h4 Qd7-h7+ Kh4-g4 Qh7xg6 Kg4-f3 Qg6xg5 Kf3-f2 Qg5-d2+ Kf2-f3 Qd2-d3+ Kf3-g4 Qd3-e4+ Kg4-g5 Bc7-d8+ Kg5-h6 Bd8-f6 Kh6-h5 Qe4-f5+ Kh5-h6 Qf5-g5+ Kh6-h7 Qg5-g7+
 31/57	34:49	5,057,603,310	2,420,357	+M20	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4xc4 Qd1xh5 Nh7-f8 Qh5xh3 Nf8xd7 Qh3xd7 Rc4xc7 Qd7-d2+ Kf2-f3 Bh2xc7 Kf3-g4 Qd2-d7+ Kg4-h4 Qd7-h7+ Kh4-g4 Qh7xg6 Kg4-f3 Qg6xg5 a6-a5 Qg5-f4+ Kf3-e2 Qf4-e4+ Ke2-f2 Qe4-d3 a7-a6 Ka2xa3 Kf2-g2 Qd3-e2+ Kg2-g1 Ka3xa4 Kg1-h1 Qe2-h2+
 32/62	53:22	7,675,871,821	2,396,687	+M19	Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4xc4 Qd1xh5 Nh7-f8 Qh5xh3 Nf8xd7 Qh3xd7 Rc4xc7 Bh2xc7 Ng6-h4 Qd7-d2+ Kf2-f3 Qd2xg5 Nh4-g2 Qg5-g3+ Kf3-e4 Qg3xg2+ Ke4-f5 Qg2-d5+ Kf5-g6 Bc7-d8 a6-a5 Qd5-e6+ Kg6-g7 Qe6-f6+ Kg7-h7 Bd8-c7 a7-a6 Qf6-f7+ Kh7-h6 Bc7-f4+
 33/62	53:25	7,681,419,320	2,396,354	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 34/62	53:26	7,682,523,551	2,396,280	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 35/62	53:26	7,683,810,105	2,396,211	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 36/62	53:31	7,693,252,818	2,395,711	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 37/62	53:45	7,720,636,654	2,393,765	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 38/62	54:24	7,802,568,257	2,389,863	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 39/62	56:14	8,025,419,499	2,378,014	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+
 40/65	1:01:45	8,779,814,084	2,369,707	+M19	Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Qf1-f2 Re3-e4 Nd7-e5+ Re4xe5 Qf2-g3+ Kg4-f5 Qg3xe5+ Kf5-g6 Qe5xe7 Bh5-g4 Bh2-e5 Bg4-c8 Qe7-e8+ Kg6-f5 Qe8xc8+ Kf5xe5 Qc8xh3 g5-g4 Qh3xh7 g4-g3 c7-c8Q Ke5-f4 Qc8-f5+ Kf4-e3 Qf5-f1 Ke3-d2 Qh7-d3+


Cheers!
Uri Blass
Posts: 10098
Joined: Thu Mar 09, 2006 12:37 am
Location: Tel-Aviv Israel

Re: Best Mate finder and Best program for tricky problem?

Post by Uri Blass »

I wonder if it is possible to limit slowchess selective search to make it faster in finding mates

My slowchess with 7 cores have clear problems to see the mate maybe in an unlucky search and for some reason show higher selective search depths then your analysis.

FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35

Slow64-avx2:
2/3 00:00 221 0 +2.04 Qf5-c2+ Kg2-f1 c5-c6
3/5 00:00 803 0 +2.36 Qf5-c2+ Kg2-h1 c5-c6 Rh4xc4
4/7+ 00:00 1k 0 +2.71 Qf5-c2+
4/7+ 00:00 1k 0 +3.41 Qf5-c2+
4/7+ 00:00 1k 0 +4.81 Qf5-c2+
4/7 00:00 2k 0 +5.04 Qf5-c2+ Kg2-f3 c5-c6 Bh5-g4 Qc2xg6
5/7 00:00 2k 0 +5.28 Qf5-c2+ Kg2-f3 c5-c6 g5-g4 Qc2-d3+ Kf3-g2 c6-c7 Kg2xh2 c7-c8Q
6/9 00:00 9k 0 +5.80 Qf5-c2+ Kg2-f3 c5-c6 Bh5-g4 Qc2xg6 Kf3-g2 Qg6-c2+ Kg2-h1
7/9 00:00 10k 0 +5.80 Qf5-c2+ Kg2-f3 c5-c6 Bh5-g4 Qc2xg6 Kf3-g2 Qg6-c2+ Kg2-h1
8/11- 00:00 26k 2,590k +5.23 Qf5-c2+ Kg2-f1
8/12 00:00 52k 5,195k +5.96 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 c6-c7 Bh5-g4 Qc2-d3+ Kf1-g2 Qd3xc4 Bg4xd7
9/13 00:00 111k 5,535k +6.84 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 c6-c7 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Kf1-g2 Qg6-c2
10/15 00:00 166k 5,523k +7.12 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Kf1-g2 Qg6-c2 Kg2xh2 Qc2xe2+ Kh2-g1 Qe2-e3+ Kg1-g2
11/20 00:00 405k 5,780k +7.12 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4xc4 Qd1xh5 Rc4xc7 Bh2xc7 Ng6-f4 Qh5xh7
12/23 00:00 1,123k 6,605k +8.04 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Qc2-d1+ Kf3-e3 Ka2xa3 Ke3-f2 Qd1-d2+ Kf2-f1 c6-c7 Rg4-g2 Qd2-d3+ Kf1-f2 Qd3xh3 Bh5-g4 Qh3-d3 Rg2xh2
13/26 00:00 2,209k 7,365k +8.68 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4xc4 c6-c7 Rc4xc7 Qc2-d3+ Kf3-f2 Qd3-g3+ Kf2-e2 Qg3xc7 Ng6-f4 Qc7-c4+ Ke2-f2 Qc4-d4+ Kf2-f1 Qd4-g1+ Kf1-e2
14/26 00:00 3,328k 7,395k +8.88 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Qc2-d1+ Kf3-e3 Ka2xa3 Rg4xc4 Qd1xh5 Ng6-h4 Nd7-e5 Rc4xc3+ Ka3-b4 a4-a3 Kb4xc3 a3-a2 Bh2-g1+ Ke3-e4 Qh5-e2+
15/31 00:00 6,707k 7,709k +9.32 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4-h4 Bh2-g3+ Kf2-g2 Bg3xh4 g5xh4 c6-c7 h4-h3 c7-c8Q
16/33 00:01 15,321k 7,699k +10.16 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-d1 Qg2xc6 Ng6-f4 Ka2xa3 Nf4-e2 Qc6xa4+ Kd1-c1 Qa4-b3 Bh5-f3 Nd7-c5
17/36 00:02 22,473k 7,670k +10.72 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Qg2xc6 Nh7-f8 Nd7-c5 Bh5-f3 Qc6-f6 Ke3-e2 Qf6xg5 Ke2-d1 Bh2-g1 Bf3-e2 Qg5-d5+
18/53 00:03 26,272k 7,704k +10.72 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Qg2xc6 Nh7-f8 Nd7-c5 Bh5-f3 Qc6-f6 Ng6-f4 Qf6xg5 Nf8-g6 Bh2xf4+ Ng6xf4 Ka2xa3 Bf3-d5
19/53 00:09 71,402k 7,812k +11.24 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 Ng6-h4 Qc6-d6+ Kf4-g4 Ka2xa3 Nh4-f3 Bg1-f2 Kg4-f5 Qd6-d3+ Kf5-f4 Qd3-c4+ Kf4-f5 Qc4-d5+ Kf5-g6 Bf2xa7 Bh5-g4 Nd7-e5+ Nf3xe5 Qd5xe5 Nh7-f6
20/53 00:12 100,594k 7,865k +11.80 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 Nh7-f8 Bg1-h2+ Kf4-e3 Nd7-c5 Bh5-e2 Qc6xa4 a6-a5 Qa4-d4+ Ke3-f3 Qd4-e4+ Kf3-f2 Ka2xa3 Be2-b5 Nc5-d3+ Bb5xd3 Qe4xd3 a5-a4 Qd3-b1 Ng6-f4 Qb1-c2+ Nf4-e2
21/81 00:23 185,902k 7,941k +12.24 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-f1 Qg3-g1+ Kf1-e2 Qg1-g2+ Ke2-d1 Qg2xc6 Ng6-h4 Qc6xa4+ Kd1-d2 Nd7-c5 Bh5-g6 Nc5-b3+ Kd2-e1 Qa4-d4 Nh4-f5 Qd4-d2+ Ke1-f1 Ka2xa3 Bg6-f7 Qd2-d3+ Kf1-g2 Bh2-e5 Bf7xb3 Ka3xb3
22/123 00:42 347,642k 8,159k +12.56 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 Nh7-f8 Bg1-h2+ Kf4-e3 Nd7-c5 Bh5-f3 Qc6xa4 Bf3-e2 Qa4-e4+ Ke3-f2 Nc5-d3+ Be2xd3 Qe4xd3 Ng6-f4 Bh2xf4 g5xf4 Qd3-d2+ Kf2-f3 Qd2-d6 Kf3-g3 Qd6xf8 f4-f3 Qf8-g7+ Kg3-h2 Qg7-d4 Kh2-g2 Qd4-e4 Kg2-g3 Qe4-g6+ Kg3-h2 Qg6-h5+ Kh2-g2 Qh5-g4+ Kg2-f2 Qg4-f4 a6-a5 Ka2xa3 Kf2-e2 Qf4-e4+ Ke2-f2
23/128 01:40 851,529k 8,452k +15.83 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 Nh7-f8 Qc6xa4+ Kf4-f5 Qa4-c2+ Kf5-e6 Nd7xf8+ Ng6xf8 Qc2-b3+ Ke6-d7 Qb3-d5+ Kd7-e8 Ka2xa3 Bh5-g6 Bg1-c5 Bg6-b1 Bc5xf8 Ke8xf8 Qd5-a8+ Kf8-e7 Qa8-b7+ Ke7-f6 Qb7xb1 a6-a5 Qb1-d1 a7-a6 Qd1-d8+ Kf6-g6 Qd8xa5 Kg6-h5 Qa5xa6 g5-g4 Qa6-d6 Kh5-g5 c3-c4 g4-g3 Qd6xg3+ Kg5-f6 Qg3-f3+
24/128 01:59 1,019,342k 8,522k +15.95 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 Nh7-f8 Qc6xa4+ Kf4-f5 Qa4-c2+ Kf5-e6 Nd7xf8+ Ng6xf8 Qc2-b3+ Ke6-d7 Qb3-d5+ Kd7-e8 Ka2xa3 Bh5-f3 Qd5xf3 Nf8-e6 Qf3-e4 Ke8-e7 Bg1-d4 Ke7-d7 Qe4-f5 g5-g4 Qf5-f7+ Kd7-d6 Bd4xa7 Kd6-e5 Ba7-b8+ Ne6-c7 Qf7xc7+ Ke5-f6 Qc7-f4+ Kf6-e7 Qf4-d6+ Ke7-e8 Qd6-e6+ Ke8-d8 Qe6xg4
25/128+ 06:45 3,163,233k 7,807k +21.27 Qf5-c2+
25/128 08:19 3,816,911k 7,649k +31.96 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-f2 Qd3xh7 Rg4xc4 Qh7xh5 Rc4-e4 Qh5xh3 Re4-e2+ Ka2xa3 Kf2-e1 Qh3-g3+ Ke1-d2 Qg3xg5+ Kd2-c2 Nd7-e5 Kc2-b1 Qg5xe7 Re2-a2+ Ka3-b4 a6-a5+ Kb4xa5 Ra2-d2 c7-c8Q Rd2-d5+ Ka5xa4 Rd5-a5+ Ka4xa5 Kb1-c2 Qe7xa7 Kc2-b3 Qa7-f7+
25/128+ 08:24 3,858,008k 7,641k +M226 Qf5-c2+
25/128- 08:48 4,024,571k 7,616k +M250 Qf5-c2+ Kg2-f1
26/128 09:42 4,409,101k 7,573k +29.64 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4-g4 c6-c7 Ng6-e7 Qd3xh7 Ne7-c8 Qh7xh5 Rg4-g2 Ka2xa3 g5-g4 Qh5-f7+ Kf2-e2 Qf7-e8+ Ke2-d1 Bh2-e5 Rg2-d2 Qe8xc8 g4-g3 Qc8-g8 a6-a5 c7-c8Q a7-a6 Qg8xg3 Rd2-a2+ Ka3xa2 Kd1-d2 Qg3-g5+ Kd2-e2
27/128+ 09:42 4,409,630k 7,573k +M226 Qf5-c2+
27/128- 10:23 4,718,738k 7,565k +M250 Qf5-c2+ Kg2-f1
28/128 10:50 4,915,674k 7,560k +20.92 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Qh3-d3 Rc4xc6 Qd3-g3+ Kf2-e2 Qg3-g2+ Ke2-e3 Bh2-g1+ Ke3-f4 Qg2xc6 a6-a5 Ka2xa3 Ng6-h4 Qc6-d6+ Kf4-g4 Bg1xa7 Bh5-g6 Qd6-d1+ Kg4-f4 Ba7-b8+ Kf4-f5 Qd1-e2 Bg6-f7 Qe2-d3+ Kf5-e6 Nd7-c5+ Ke6-f6 Qd3xh7 Kf6-e7 Ka3xa4 Nh4-g6 Nc5-e4 g5-g4 Ka4xa5 Ke7-e6 Ne4-g5+ Ke6-f6 Ng5xf7 Ng6-f8 Bb8-e5+ Kf6-e6 Qh7-g8 Ke6-f5 Qg8xf8 Kf5-e4 Nf7-d6+ Ke4-d3 Qf8-f5+ Kd3-e2 Qf5xg4+
29/128+ 10:50 4,919,835k 7,560k +29.91 Qf5-c2+
29/128+ 10:50 4,920,067k 7,560k +M226 Qf5-c2+
Uri Blass
Posts: 10098
Joined: Thu Mar 09, 2006 12:37 am
Location: Tel-Aviv Israel

Re: Best Mate finder and Best program for tricky problem?

Post by Uri Blass »

Maybe I simply use an older version(it shows the same name in the analysis but I am not sure if it is the same engine)
Uri Blass
Posts: 10098
Joined: Thu Mar 09, 2006 12:37 am
Location: Tel-Aviv Israel

Re: Best Mate finder and Best program for tricky problem?

Post by Uri Blass »

I think that I used slowchess2.8 with 7 cores
I now try slowchess2.9 with 7 cores and will report the results
Uri Blass
Posts: 10098
Joined: Thu Mar 09, 2006 12:37 am
Location: Tel-Aviv Israel

Re: Best Mate finder and Best program for tricky problem?

Post by Uri Blass »

It seems that slowchess2.9 with 7 cores is very good here

FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35

Slow64-avx2 [001]:
2/3 00:00 131 0 +2.36 Qf5-c2+ Kg2-h1 c5-c6
3/5 00:00 680 0 +2.80 Qf5-c2+ Kg2-h1 Qc2-f2 Rh4-g4 Ka2xa3
4/5+ 00:00 845 0 +3.19 Qf5-c2+
4/5+ 00:00 1k 0 +3.97 Qf5-c2+
4/7 00:00 2k 0 +5.36 Qf5-c2+ Kg2-f3 Ka2xa3 Rh4-g4 c5-c6
5/9 00:00 13k 0 +6.12 Qf5-c2+ Kg2-f3 Qc2-d3+ Kf3-f2 Qd3-g3+ Kf2-e2 Ka2xa3 Rh4xc4 Qg3xh3
6/11- 00:00 18k 1,796k +5.51 Qf5-c2+ Kg2-f3
6/11 00:00 31k 3,136k +5.64 Qf5-c2+ Kg2-f3 c5-c6 Rh4-e4 c6-c7 Re4-e2 Qc2xe2+ Kf3xe2 c7-c8Q
7/11- 00:00 52k 5,155k +5.09 Qf5-c2+ Kg2-f1
7/11 00:00 70k 7,017k +5.00 Qf5-c2+ Kg2-f1 Qc2-d3+ Bh5-e2 Qd3-b1+ Kf1-f2 Qb1-g1+ Kf2-f3 Qg1-g3+ Kf3-e4 c5-c6
8/13+ 00:00 103k 5,142k +5.74 Qf5-c2+
8/13 00:00 114k 5,716k +5.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Qc2xh7 Ne7xc6 Qh7-d3+ Kf1-f2 Qd3-g3+ Kf2-f1 Ka2xa3
8/13 00:00 127k 6,362k +5.68 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Qc2xh7 Ne7xc6 Qh7-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3-g1+ Kf1-e2 Ka2xa3 Rh4xc4
9/15 00:00 181k 6,019k +6.08 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Ka2xa3 Rg4-g2 Qc2-d3+ Bh5-e2 Qd3xh3 Nh7-f8 Qh3-f5+ Rg2-f2
10/16 00:00 330k 6,594k +6.36 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Qc2xh7 Ne7xc6 Qh7-d3+ Bh5-e2 Qd3-b1+ Kf1-g2 Qb1-g1+ Kg2-f3 Ka2xa3 Be2xc4 Qg1-h1+ Kf3-f2 Qh1xc6
11/21 00:00 735k 6,678k +7.08 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Ka2xa3 Rg4xc4 Qc2-d3+ Bh5-e2 Qd3xh3+ Kf1-e1 Nd7-e5 Ke1-d2 Ne5xc4+ Be2xc4 Qh3xh7
12/21 00:00 1,460k 6,950k +7.64 Qf5-c2+ Kg2-f3 c5-c6 Nh7-f8 c6-c7 Ng6-e7 Nd7xf8 Bh5-g4 Ka2xa3 Bg4-f5 Qc2-d1+ Kf3-f2 Qd1-d2+ Kf2-f3 Qd2xg5
13/25 00:00 2,677k 7,437k +8.16 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3xc4 Kg2xh2 c6-c7 Ng6-e7 Qc4-d3 Ne7-c8 Qd3xh7 Bh5-f3 Qh7-h6 g5-g4 Nd7-e5 Kh2-g3 Ne5xg4 Bf3xg4 Ka2xa3
14/25 00:00 3,555k 7,407k +8.24 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Kf1-e1 Bh2-g3+ Ke1-d2 Qg6-d6+ Be2-d3 Nd7-c5 Rc4xc5 Qd6xc5 Kd2-c2 Ka2xa3 Kc2-d1 Ka3xa4
15/30 00:00 4,811k 7,636k +8.49 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 c6-c7 Kg2xh2 Qd3xc4 Ng6-e7 Qc4-d3 Ne7-c8 Qd3xh7 g5-g4 Qh7-c2+ Kh2-h1 Qc2-e4+ Kh1-g1 Qe4-e1+ Kg1-g2 Qe1-d2+ Kg2-h1 Qd2-d5+ Kh1-g1 Qd5-c5+ Kg1-g2 Qc5-c6+ Kg2-g1 Nd7-e5
16/30 00:00 7,081k 7,868k +8.52 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 c6-c7 Kg2xh2 Qd3xc4 Ng6-e7 Qc4-d3 Ne7-c8 Qd3xh7 g5-g4 Qh7-c2+ Kh2-h1 Qc2-e4+ Kh1-h2 Qe4-e2+ Kh2-h1 Qe2-f1+ Kh1-h2 Qf1-f2+ Kh2-h1 Qf2-e1+ Kh1-g2 Qe1-d2+ Kg2-h1 Qd2-d1+ Kh1-g2 Qd1-d5+ Kg2-g3 Qd5-d3+
17/41 00:02 24,939k 8,454k +9.72 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 c6-c7 Rc4xc7 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-e1 Bh2xc7 Bh5-e2 Ka2xa3 Ke1-d2 Qh3-h2 Nh7-f8 Nd7-c5 Ng6-f4 Bc7xf4+ g5xf4 Qh2xf4+ Kd2-c2 Qf4-e4+ Kc2xc3
18/41 00:04 37,748k 8,445k +10.44 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d3+ Re4-e3 Qd3-f1+ Kf3-g4 c6-c7 Ng6-e7 Nd7-e5+ Re3xe5 Bh2xe5 Bh5-g6 Qf1-d1+ Kg4-h4 Be5-d4 Kh4-g3 Qd1-e1+ Kg3-g4 Qe1-e2+ Kg4-g3 Qe2xe7 Bg6-f5 Qe7-e5+ Kg3-g4 Qe5-e2+ Kg4-g3 Bd4-e5+ Kg3-h4
19/41 00:06 58,949k 8,618k +12.20 Qf5-c2+ Kg2-f3 c5-c6 Rh4xc4 Qc2-d3+ Kf3-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Qd2-h2 Bh5-f7+ Ka2xa3 Bf7-d5 Qh2xh3+ Kf1-e2 Qh3xh7 Rf4-f7 Qh7-c2+ Ke2-f1 Qc2-d1+ Kf1-g2 Bg3-d6 Rf7-f3 Qd1-d2+ Kg2-h3 Qd2-h2+ Kh3-g4 Nd7-e5+
20/41 00:11 99,499k 8,705k +13.12 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-g2 Qd1xh5 Ng6-e7 Qh5xh7 Kg2xh2 Qh7xe4 Ne7xc6 Ka3xa4 Kh2-g3 Qe4-e3+ Kg3-g4 Nd7-f6+ Kg4-f5 Qe3-f3+ Kf5-e6 Qf3xc6+ Ke6-f5 Qc6-f3+ Kf5-e6 Nf6-g4
21/45+ 00:28 252,391k 8,912k +16.80 Qf5-c2+
21/45 00:52 451,704k 8,550k +14.48 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-g2 Qd3-e2+ Kg2-h1 Qe2xe7 Kh1xh2 c7-c8Q Rg4-f4 Qe7xh7 Bh5-e2 Nd7-e5 Be2-f1 Ka2xa3 Kh2-h1 Ka3xa4 Kh1-g1 Qc8xa6
21/45 01:13 621,840k 8,423k +18.00 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-f2 Qd1xh5 Nh7-f8 Nd7xf8 Ng6-e7 Qh5xh3 Kf2-e2 c6-c7 Ke2-d2 Qh3-g2+ Re4-e2 Qg2xg5+ Kd2-d1 Ka3xa4 a6-a5 Bh2-g3 Re2-a2+ Ka4-b3 Ra2-e2 Bg3-d6 Ne7-c8 Qg5-g1+ Re2-e1 Qg1-g4+ Re1-e2 Qg4xc8
22/45 01:56 970,611k 8,309k +18.04 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-g2 Qd3-e2+ Kg2-h1 Qe2xe7 Kh1xh2 c7-c8Q Rg4-g2+ Ka2xa3 Bh5-f3 Qc8-c7+ Kh2-h1 Qe7-e1+ Rg2-g1 Qe1-f2 Bf3-g2 Qf2-g3 Rg1-a1+ Ka3-b2 Kh1-g1 Kb2xa1 Kg1-f1 Qg3-d3+ Kf1-g1 Qd3xh7
23/45 02:16 1,120,682k 8,240k +18.52 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Qd1-d2+ Kf2-f1 Qd2-d3+ Kf1-f2 Qd3xh7 Rg4xc4 Qh7xh5 Rc4xc3 Qh5xg5 Rc3-c2+ Ka2xa3 Rc2-c3+ Ka3xa4 Rc3-c4+ Ka4-a5 Ne7-c6+ Ka5xa6 Nc6-b4+ Ka6-b5 Rc4xc7 Qg5-d2+ Kf2-f1 Bh2xc7 Nb4-d5 Qd2xd5 Kf1-f2 Qd5-d4+ Kf2-f3 Qd4xa7
24/47+ 04:13 2,022,036k 7,964k +25.61 Qf5-c2+
24/47 04:42 2,229,728k 7,888k +27.88 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-g2 Qd1xh5 Ng6-e7 Qh5xh7 Kg2xh2 Qh7xe4 Ne7xc6 Ka3xa4 Kh2-g3 Qe4-e3+ Kg3-g2 Qe3xg5+ Kg2-f1 Qg5-g3 Kf1-e2 Qg3xh3 Nc6-d8 Nd7-e5 Nd8-e6 Qh3xe6 Ke2-e3 Ne5-d7+ Ke3-d2 Qe6-h3 a6-a5 Qh3-h2+ Kd2xc3 c4-c5
24/48 04:47 2,265,204k 7,877k +27.88 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-g2 Qd1xh5 Ng6-e7 Qh5xh7 Kg2xh2 Qh7xe4 Ne7xc6 Ka3xa4 Kh2-g3 Qe4-e3+ Kg3-g2 Qe3xg5+ Kg2-f1 Qg5-g3 Kf1-e2 Qg3xh3 a6-a5 Qh3-g2+ Ke2-e3 Qg2xc6 Ke3-d2 c4-c5 Kd2xc3 Qc6-f3+ Kc3-c2 c5-c6 Kc2-b1 c6-c7
25/48 04:53 2,307,631k 7,871k +27.88 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-g2 Qd1xh5 Ng6-e7 Qh5xh7 Kg2xh2 Qh7xe4 Ne7xc6 Ka3xa4 Kh2-g3 Qe4-e3+ Kg3-g2 Qe3xg5+ Kg2-f3 Qg5-f6+ Kf3-g3 Qf6xc6 h3-h2 Qc6-h1 a6-a5 Ka4xa5 Kg3-f4 Qh1xh2+ Kf4-e4 Qh2-e2+ Ke4-f5 Qe2-e5+ Kf5-g4 Qe5-h2 a7-a6 c4-c5 Kg4-g5 c5-c6
26/49 06:40 3,087,678k 7,714k +30.20 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Ka2xa3 Rg4-e4 Qc2-d1+ Kf3-g2 Qd1xh5 Ng6-e7 Qh5xh7 Kg2xh2 Qh7xe4 Ne7xc6 Ka3xa4 Kh2-g3 Qe4-e3+ Kg3-g2 Qe3xg5+ Kg2-f3 Qg5-f6+ Kf3-g3 Qf6xc6 h3-h2 Qc6-h1 a6-a5 Ka4xa5 Kg3-f4 Qh1xh2+ Kf4-e4 Qh2-e2+ Ke4-f5 Qe2-e5+ Kf5-g4 c4-c5 Kg4-h4 Qe5-h2+ Kh4-g4 c5-c6 Kg4-f5 c6-c7 Kf5-e4 c7-c8Q a7-a6 Ka5xa6
27/49+ 06:40 3,087,851k 7,714k +M58 Qf5-c2+
27/49- 06:59 3,220,150k 7,671k +M250 Qf5-c2+ Kg2-f3
28/56 08:51 4,038,040k 7,602k +M22 Qf5-c2+ Kg2-f3 c5-c6 Rh4-g4 Qc2-d1+ Kf3-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Ka2xa3 Ne7-c8 Qh5xh3 g5-g4 Qh3xh7 Kf2-e3 Nd7-e5 g4-g3 Qh7-d3+ Ke3-f4 Ne5-g6+ Kf4-g5 Bh2xg3 Nc8-b6 Ng6-f4 Rg2xg3 Qd3xg3+ Kg5-f5 Nf4-d5 Nb6-c8 Qg3-h3+ Kf5-e4 Qh3xc8 Ke4-d3 Qc8-f5+ Kd3-d2 c7-c8Q a6-a5 Qf5-f2+ Kd2-d3 Nd5-f4+ Kd3xc3 Qf2-b2+
29/56 09:57 4,494,042k 7,517k +M21 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Be2-d1 Qg6-d3+ Bd1-e2 Qd3-f5+ Kf1-e1 Qf5-c2 Rc4-g4 Ka2xa3 Be2-d1 Qc2xh7 Rg4-g2 c6-c7 Bd1-b3 c7-c8Q Rg2-a2+ Ka3-b4 Bb3-c2 Qh7-e7+ Ke1-d1 Qc8xa6 Ra2-b2+ Kb4-a5 Kd1-c1 Qe7-e1+ Bc2-d1 Qa6-d3 Rb2-b5+ Qd3xb5 Kc1-c2 Qb5xa4+ Kc2-b2 Qe1-d2+ Kb2-b1 Qa4xd1+
30/56 10:11 4,581,317k 7,498k +M21 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xg6 Be2-d1 Qg6-d3+ Bd1-e2 Qd3-f5+ Kf1-e1 Qf5-c2 Rc4-g4 Ka2xa3 Be2-d1 Qc2xh7 Rg4-g2 c6-c7 Bd1-b3 c7-c8Q Rg2-a2+ Ka3-b4 Bb3-c2 Qh7-e7+ Ke1-d1 Qc8xa6 Ra2-b2+ Kb4-a5 Kd1-c1 Qe7-e1+ Bc2-d1 Qa6-d3 Rb2-b5+ Qd3xb5 Kc1-c2 Qb5xa4+ Kc2-b2 Qe1xd1 g5-g4 Qa4-b3+
31/56 12:44 5,598,906k 7,324k +M19 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Nd7-e5 Rg4-g2 Qd1xh5 g5-g4 Ne5xg4+ Kf2-f1+ Ka2xa3 Nh7-f6 Ng4xf6 Rg2xh2 Qh5-d1+ Kf1-f2 Nf6-g4+ Kf2-g3 Qd1-g1+ Rh2-g2 Qg1-e3+ Kg3xg4 Qe3xe7 Kg4-f5 c7-c8Q+ Kf5-f4 Qc8xh3 Rg2-g3 Qe7-d6+ Kf4-f3 Qh3xg3+ Kf3-e2 Qd6-d3+
32/56 12:58 5,691,333k 7,310k +M19 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Nd7-e5 Rg4-g2 Qd1xh5 g5-g4 Ne5xg4+ Kf2-f1+ Ka2xa3 Nh7-f6 Ng4xf6 Rg2xh2 Qh5-d1+ Kf1-f2 Nf6-g4+ Kf2-g3 Qd1-g1+ Rh2-g2 Qg1-e3+ Kg3xg4 Qe3xe7 Kg4-f5 c7-c8Q+ Kf5-f4 Qc8xh3 Rg2-g3 Qe7-d6+ Kf4-f3 Qh3xg3+ Kf3-e2 Qd6-d3+
33/56 13:07 5,751,810k 7,303k +M19 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Ng6-e7 Nd7-e5 Rg4-g2 Qd1xh5 Nh7-f6 Qh5-f3+ Kf2-e1+ Ka2xa3 Rg2xh2 Qf3xf6 Ne7-c8 Ne5-f3+ Ke1-f2 Nf3xh2+ Kf2-g3 Qf6xa6 Kg3xh2 Qa6xc8 Kh2-g3 Qc8-f5 h3-h2 Qf5-d3+ Kg3-f2 c7-c8Q h2-h1Q Qc8-c5+ Kf2-g2 Qc5xg5+ Kg2-f2 Qg5-g3+
Chessqueen
Posts: 5478
Joined: Wed Sep 05, 2018 2:16 am
Location: Moving
Full name: Jorge Picado

Re: Best Mate finder and Best program for tricky problem?

Post by Chessqueen »

I left Slowchess 2.9 for 7 minutes and it is still searching to find MATE in 19

FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35

Slow64-avx2:
2/3 00:00 1k 0 +3.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7
3/5 00:00 4k 0 +4.52 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Nd7-e5
4/7+ 00:00 5k 0 +5.16 Qf5-c2+
4/7 00:00 7k 0 +5.32 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Nd7-e5 Ne7xc6 Qc2-b1+ Kf1-f2 Ne5xc6
5/9+ 00:00 10k 0 +6.12 Qf5-c2+
5/9 00:00 14k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11+ 00:00 16k 0 +6.66 Qf5-c2+
6/11 00:00 18k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11+ 00:00 23k 0 +8.46 Qf5-c2+
6/11 00:00 25k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11 00:00 29k 0 +8.48 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Bh2xf4 g5xf4 Qd3xh3
7/15 00:00 49k 4,893k +9.27 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Ka2xa3 Nf8-e6 Qd3xh3 Rf4-f6
8/15 00:00 56k 5,635k +10.00 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Bh2xf4 g5xf4 Qd3xh3 Kf2-e2 Qh3-d3+ Ke2-f2 Ka2xa3
9/17 00:00 93k 4,648k +9.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Bh5-g4 Ne5xg4 Rh4xg4 Qc2-d1+ Kf1-f2 Qd1xg4 Nf8-g6 Bh2-g3+ Kf2-e3 Ka2xa3
10/20 00:00 170k 4,252k +10.32 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Bh2-g3+ Kf2-e3 Bg3xf4+ Ke3xf4 Ne5-d3+ Kf4-e4 Qh3xh5
11/23 00:00 240k 4,005k +9.92 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-e1 Bh2-g3+ Rf4-f2+ Bg3xf2+ Ke1xf2 Qd3xh3 Kf2-e1 Qh3xh5 Nf8-e6 Qh5-h1+ Ke1-d2
12/23 00:00 290k 4,150k +11.73 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7xf8 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xh3+ Kf1-e1 Bh2-g3+ Ke1-d2 Qh3-d7+ Kd2-e3 Qd7xe7+ Ke3-f3 Bg3-e1 Be2-d3 Qe7-f7+ Kf3-e3 Qf7-e6+
13/31 00:00 773k 4,293k +12.04 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-e1 Bh2-g3+ Rf4-f2+ Bg3xf2+ Ke1xf2 Qd3xh3 Bh5-e2 Ka2xa3 a6-a5 Ne5-d3+ Be2xd3 Qh3xd3 Nf8-g6 Ka3xa4 a7-a6 Qd3-e4 Kf2-f1 Qe4-b1+ Kf1-g2
14/36 00:00 1,563k 4,467k +13.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 a6-a5 Qc2xh7 Bh5-d1 Qh7xe7 Rh4xc4 Qe7xg5 Bd1-b3+ Ka2xa3 Kf1-e2 Nd7-e5 Rc4xc3 Qg5-g4+ Ke2-d2 c7-c8Q Rc3xc8 Qg4xc8
15/36 00:00 4,190k 4,555k +14.20 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Bh5-e2 Qc2xg6 Be2xc4+ Ka2xa3 Bc4-a6 Qg6-f5+ Kf1-e2 Bg3xh4 g5xh4 Qf5xh3 Nh7-g5 Qh3-g2+ Ke2-d1 Qg2xg5 h4-h3 Ka3xa4 h3-h2 Qg5-h5+
16/36 00:01 6,774k 4,704k +14.20 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Rh4-f4 Bg3xf4 Ng6xf4 c6-c7 Nh7-f8 c7-c8Q Nf8xd7 Qc8xd7 Bh5-e2 Qd7xa7 h3-h2 Qc2-e4 Nf4-g2 Qe4-d4 Be2xc4+ Qd4xc4+
17/39- 00:03 18,032k 4,981k +11.95 Qf5-c2+ Kg2-f1
17/39 00:04 20,805k 4,965k +14.92 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Rh4-f4 Bg3xf4 g5xf4 c6-c7 Ng6-e7 Qc2xh7 Bh5-f3 Qh7xh3+ Bf3-g2 Qh3-h4 Ne7-c8 Qh4xf4+ Kf1-e2 Ka2xa3 Bg2-f3 Nd7-e5 Bf3-b7 Ka3xa4 Nc8-b6+ Ka4xa5 Ke2-d1
18/39 00:10 54,169k 4,992k +15.60 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7xf8 Rh4-g4 Qc2-d3+ Kf1-g2 Qd3-e2+ Kg2-h1 Qe2xe7 Rg4-g2+ Ka2xa3 Bh5-g4 Nf8-e6 Kh1xh2 c7-c8Q Kh2-h1 Qc8xa6 Rg2-g3 Ne6xg5 Rg3xc3+ Ka3-b4 Rc3-b3+ Kb4xa4
19/43 00:20 102,838k 5,088k +16.98 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bf3-d5+ Ka2xa3 Kh1-g2 c3-c4 Bd5-f3 Ka3xa4 Kg2-g3 c4-c5 Kg3-h4 Ka4-a5 Bf3-e4
20/47 01:07 345,847k 5,091k +18.16 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Kh1-h2 Qc8-h8+ Kh2-g2 Qh8-g7+ Kg2-f3 Qg7-f6+ Kf3-g4 Qf6-d4+ Kg4-f5 Qd4xd5+ Kf5-g6 Ka3xa4 Kg6-f6
21/47 01:48 553,448k 5,107k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7
22/49 01:48 553,553k 5,107k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4
23/49 01:49 557,563k 5,102k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
24/49 01:50 563,827k 5,098k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
25/49 01:54 581,266k 5,080k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
26/52 02:07 644,584k 5,072k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+ Ke4-e3 Qa8-e8+
27/56 05:26 1,614,989k 4,946k +26.24 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Rg4-g2 Qd1xh5 Nh7-f6 Qh5-f3+ Kf2-e1+ Ka2xa3 Nf6-d7 Qf3-e4+ Ke1-d2 Qe4-d4+ Kd2-c1 Qd4xd7 a6-a5 Qd7xe7 Kc1-b1 Ka3xa4 Rg2xh2 c7-c8Q Rh2-a2+ Ka4-b5 Kb1-c2 Qc8xh3 Kc2-b3 Qe7xa7 Ra2-e2 Ne5-d3 g5-g4 Qh3xg4 Re2-d2 Qg4-e4 Rd2-d1 Qa7xa5
Forget about memorization of Opening Theories https://www.youtube.com/watch?v=DN3381sdcdY
Chessqueen
Posts: 5478
Joined: Wed Sep 05, 2018 2:16 am
Location: Moving
Full name: Jorge Picado

Re: Best Mate finder and Best program for tricky problem?

Post by Chessqueen »

[quote=Chessqueen post_id=935551 time=1665142340 user_id=10732]
I left Slowchess 2.9 and it solved it in 39 Minutes with 7 cores, Next I will try with 2 cores to see the difference.

[fen]8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35 [/fen]
FEN: 8/p2N3n/p5n1/2P2Qpb/p1P4r/p1P4p/K5kB/8 w - - 1 35

Slow64-avx2:
2/3 00:00 1k 0 +3.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7
3/5 00:00 4k 0 +4.52 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Nd7-e5
4/7+ 00:00 5k 0 +5.16 Qf5-c2+
4/7 00:00 7k 0 +5.32 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 Nd7-e5 Ne7xc6 Qc2-b1+ Kf1-f2 Ne5xc6
5/9+ 00:00 10k 0 +6.12 Qf5-c2+
5/9 00:00 14k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11+ 00:00 16k 0 +6.66 Qf5-c2+
6/11 00:00 18k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11+ 00:00 23k 0 +8.46 Qf5-c2+
6/11 00:00 25k 0 +5.76 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Qc2-b1+ Kf1-e2 Nd7xf8 Rh4xc4
6/11 00:00 29k 0 +8.48 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Bh2xf4 g5xf4 Qd3xh3
7/15 00:00 49k 4,893k +9.27 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Ka2xa3 Nf8-e6 Qd3xh3 Rf4-f6
8/15 00:00 56k 5,635k +10.00 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-f2 Bh2xf4 g5xf4 Qd3xh3 Kf2-e2 Qh3-d3+ Ke2-f2 Ka2xa3
9/17 00:00 93k 4,648k +9.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Bh5-g4 Ne5xg4 Rh4xg4 Qc2-d1+ Kf1-f2 Qd1xg4 Nf8-g6 Bh2-g3+ Kf2-e3 Ka2xa3
10/20 00:00 170k 4,252k +10.32 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-g2 Qd3-g3+ Kg2-f1 Qg3xh3+ Kf1-f2 Bh2-g3+ Kf2-e3 Bg3xf4+ Ke3xf4 Ne5-d3+ Kf4-e4 Qh3xh5
11/23 00:00 240k 4,005k +9.92 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-e1 Bh2-g3+ Rf4-f2+ Bg3xf2+ Ke1xf2 Qd3xh3 Kf2-e1 Qh3xh5 Nf8-e6 Qh5-h1+ Ke1-d2
12/23 00:00 290k 4,150k +11.73 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7xf8 Rh4xc4 Qc2-d3+ Bh5-e2 Qd3xh3+ Kf1-e1 Bh2-g3+ Ke1-d2 Qh3-d7+ Kd2-e3 Qd7xe7+ Ke3-f3 Bg3-e1 Be2-d3 Qe7-f7+ Kf3-e3 Qf7-e6+
13/31 00:00 773k 4,293k +12.04 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7-e5 Rh4-f4 Qc2-d3+ Kf1-e1 Bh2-g3+ Rf4-f2+ Bg3xf2+ Ke1xf2 Qd3xh3 Bh5-e2 Ka2xa3 a6-a5 Ne5-d3+ Be2xd3 Qh3xd3 Nf8-g6 Ka3xa4 a7-a6 Qd3-e4 Kf2-f1 Qe4-b1+ Kf1-g2
14/36 00:00 1,563k 4,467k +13.84 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 a6-a5 Qc2xh7 Bh5-d1 Qh7xe7 Rh4xc4 Qe7xg5 Bd1-b3+ Ka2xa3 Kf1-e2 Nd7-e5 Rc4xc3 Qg5-g4+ Ke2-d2 c7-c8Q Rc3xc8 Qg4xc8
15/36 00:00 4,190k 4,555k +14.20 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Bh5-e2 Qc2xg6 Be2xc4+ Ka2xa3 Bc4-a6 Qg6-f5+ Kf1-e2 Bg3xh4 g5xh4 Qf5xh3 Nh7-g5 Qh3-g2+ Ke2-d1 Qg2xg5 h4-h3 Ka3xa4 h3-h2 Qg5-h5+
16/36 00:01 6,774k 4,704k +14.20 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Rh4-f4 Bg3xf4 Ng6xf4 c6-c7 Nh7-f8 c7-c8Q Nf8xd7 Qc8xd7 Bh5-e2 Qd7xa7 h3-h2 Qc2-e4 Nf4-g2 Qe4-d4 Be2xc4+ Qd4xc4+
17/39- 00:03 18,032k 4,981k +11.95 Qf5-c2+ Kg2-f1
17/39 00:04 20,805k 4,965k +14.92 Qf5-c2+ Kg2-f1 c5-c6 a6-a5 Bh2-g3 Rh4-f4 Bg3xf4 g5xf4 c6-c7 Ng6-e7 Qc2xh7 Bh5-f3 Qh7xh3+ Bf3-g2 Qh3-h4 Ne7-c8 Qh4xf4+ Kf1-e2 Ka2xa3 Bg2-f3 Nd7-e5 Bf3-b7 Ka3xa4 Nc8-b6+ Ka4xa5 Ke2-d1
18/39 00:10 54,169k 4,992k +15.60 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Nh7-f8 Nd7xf8 Rh4-g4 Qc2-d3+ Kf1-g2 Qd3-e2+ Kg2-h1 Qe2xe7 Rg4-g2+ Ka2xa3 Bh5-g4 Nf8-e6 Kh1xh2 c7-c8Q Kh2-h1 Qc8xa6 Rg2-g3 Ne6xg5 Rg3xc3+ Ka3-b4 Rc3-b3+ Kb4xa4
19/43 00:20 102,838k 5,088k +16.98 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bf3-d5+ Ka2xa3 Kh1-g2 c3-c4 Bd5-f3 Ka3xa4 Kg2-g3 c4-c5 Kg3-h4 Ka4-a5 Bf3-e4
20/47 01:07 345,847k 5,091k +18.16 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Kh1-h2 Qc8-h8+ Kh2-g2 Qh8-g7+ Kg2-f3 Qg7-f6+ Kf3-g4 Qf6-d4+ Kg4-f5 Qd4xd5+ Kf5-g6 Ka3xa4 Kg6-f6
21/47 01:48 553,448k 5,107k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7
22/49 01:48 553,553k 5,107k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4
23/49 01:49 557,563k 5,102k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
24/49 01:50 563,827k 5,098k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
25/49 01:54 581,266k 5,080k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+
26/52 02:07 644,584k 5,072k +19.60 Qf5-c2+ Kg2-f1 c5-c6 Rh4xc4 Qc2-d3+ Kf1-g2 Qd3-d2+ Kg2-f1 Bh2-g3 Rc4-f4 c6-c7 Ng6-e7 Bg3xf4 g5xf4 Qd2xf4+ Kf1-g2 Qf4-d2+ Kg2-f1 Qd2-d3+ Kf1-g2 Qd3-e4+ Bh5-f3 Qe4xe7 h3-h2 Qe7xh7 Bf3-b7 Nd7-c5 Bb7-d5+ Ka2xa3 h2-h1Q Qh7xh1+ Kg2xh1 c7-c8Q Bd5-g2 Nc5-d7 Kh1-g1 c3-c4 Kg1-f1 c4-c5 Kf1-f2 Ka3xa4 Kf2-e3 c5-c6 Bg2xc6+ Qc8xc6 a6-a5 Qc6-c5+ Ke3-d3 Qc5xa7 Kd3-e4 Qa7-a8+ Ke4-e3 Qa8-e8+
27/56 05:26 1,614,989k 4,946k +26.24 Qf5-c2+ Kg2-f1 c5-c6 Ng6-e7 c6-c7 Rh4-g4 Qc2-d1+ Kf1-f2 Nd7-e5 Rg4-g2 Qd1xh5 Nh7-f6 Qh5-f3+ Kf2-e1+ Ka2xa3 Nf6-d7 Qf3-e4+ Ke1-d2 Qe4-d4+ Kd2-c1 Qd4xd7 a6-a5 Qd7xe7 Kc1-b1 Ka3xa4 Rg2xh2 c7-c8Q Rh2-a2+ Ka4-b5 Kb1-c2 Qc8xh3 Kc2-b3 Qe7xa7 Ra2-e2 Ne5-d3 g5-g4 Qh3xg4 Re2-d2 Qg4-e4 Rd2-d1 Qa7xa5
28/56+ 12:02 3,371,163k 4,665k +M76 Qf5-c2+
28/56- 13:14 3,686,897k 4,641k +M250 Qf5-c2+ Kg2-f1
29/62 29:20 8,067,058k 4,582k +M21 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Ka2xa3 Rg2xh2 Nd7-e5 Nh7-f6 Qh5-f3+ Kf2-e1 Qf3xf6 Ne7-c8 Ne5-f3+ Ke1-f2 Nf3xh2+ Kf2-g3 Qf6-e5+ Kg3-g2 Qe5-e2+ Kg2-g3 Qe2-g4+ Kg3xh2 Qg4xc8 Kh2-g3 Qc8-d8 h3-h2 Qd8-d3+ Kg3-f2 c7-c8Q h2-h1Q Qc8-c5+ Kf2-g2 Qc5xg5+ Kg2-f2 Qg5-g3+
30/62 31:04 8,512,556k 4,567k +M20 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-g3 Qh7-d3+ Kg3-f4 Qd3-d4+ Kf4-f5 Qd4-d7+ Kf5xe5 Qd7xc8 Rh2-h1 Qc8-h8+ Ke5-f4 c7-c8Q Rh1-a1+ Ka3-b2 Ra1-f1 Qh8-d4+ Kf4-g3 Qc8-g4+ Kg3-h2 Qg4-e2+ Kh2-h1 Qe2xf1+ Kh1-h2 Qd4-d6+
31/62 31:16 8,564,476k 4,564k +M20 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-e3 Qh7-d3+ Ke3-f4 Qd3-d4+ Kf4-f5 Qd4-g4+ Kf5xe5 Qg4xc8 Rh2-h1 Qc8-h8+ Ke5-f4 c7-c8Q Rh1-a1+ Ka3-b2 Ra1-f1 Qh8-d4+ Kf4-g3 Qc8-g4+ Kg3-h2 Qg4-e2+ Kh2-h1 Qe2xf1+ Kh1-h2 Qd4-d6+
32/62 31:46 8,688,678k 4,558k +M20 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-e3 Qh7-d3+ Ke3-f4 Qd3-d4+ Kf4-f5 Qd4-g4+ Kf5xe5 Qg4xc8 Rh2-h1 Qc8-h8+ Ke5-f4 c7-c8Q Rh1-a1+ Ka3-b2 Ra1-f1 Qh8-d4+ Kf4-g3 Qc8-g4+ Kg3-h2 Qg4-e2+ Kh2-h1 Qe2xf1+ Kh1-h2 Qd4-d6+
33/62 31:58 8,738,694k 4,554k +M20 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-e3 Qh7-d3+ Ke3-f4 Qd3-d4+ Kf4-f5 Qd4-g4+ Kf5xe5 Qg4xc8 Rh2-h1 Qc8-h8+ Ke5-f4 c7-c8Q Rh1-a1+ Ka3-b2 Ra1-f1 Qh8-d4+ Kf4-g3 Qc8-g4+ Kg3-h2 Qg4-e2+ Kh2-h1 Qe2xf1+ Kh1-h2 Qd4-d6+
34/62 32:34 8,891,552k 4,550k +M20 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-e3 Qh7-d3+ Ke3-f4 Qd3-d4+ Kf4-f5 Qd4-g4+ Kf5xe5 Qg4xc8 Rh2-h1 Qc8-h8+ Ke5-f4 c7-c8Q Rh1-a1+ Ka3-b2 Ra1-f1 Qh8-d4+ Kf4-g3 Qc8-g4+ Kg3-h2 Qg4-e2+ Kh2-h1 Qe2xf1+ Kh1-h2 Qd4-d6+
35/62 39:42 10,754,661k 4,514k +M19 Qf5-c2+ Kg2-f1 c5-c6 Rh4-g4 Qc2-d1+ Kf1-f2 c6-c7 Rg4-g2 Qd1xh5 Ng6-e7 Qh5xh7 Ne7-c8 Ka2xa3 Rg2xh2 Nd7-e5 Kf2-e3 Qh7-f5 Rh2-c2 Qf5xc8 Rc2xc3+ Ka3xa4 h3-h2 Qc8-h3+ Ke3-d4 Qh3xh2 Rc3-c1 Qh2-d2+ Kd4xe5 Qd2xc1 Ke5-d4 c7-c8Q Kd4-e5 Qc1xg5+ Ke5-e4 Qc8-h3 Ke4-d4 Qg5-d5+
Forget about memorization of Opening Theories https://www.youtube.com/watch?v=DN3381sdcdY
MonteCarlo
Posts: 188
Joined: Sun Dec 25, 2016 4:59 pm

Re: Best Mate finder and Best program for tricky problem?

Post by MonteCarlo »

My SlowChess was 2.7; I haven't updated in a while.

Cheers!