Fairly difficult EG puzzle

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Nordlandia
Posts: 2588
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Location: Sortland, Norway

Fairly difficult EG puzzle

Post by Nordlandia » Sat Mar 28, 2020 2:51 pm

M. Garcia & Peter Krug | Commendation




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MikeB
Posts: 3945
Joined: Thu Mar 09, 2006 5:34 am
Location: Pen Argyl, Pennsylvania

Re: Fairly difficult EG puzzle

Post by MikeB » Sat Mar 28, 2020 3:18 pm

cur-dev-Honey

...
info depth 32 seldepth 73 multipv 1 score cp -138 lowerbound nodes 1302483680 nps 105430118 hashfull 237 tbhits 0 time 12354 pv f6h7
...
info depth 34 seldepth 71 multipv 1 score cp 79 lowerbound nodes 1499478232 nps 105322626 hashfull 272 tbhits 0 time 14237 pv f6h7
...
info depth 51 seldepth 106 multipv 1 score cp 653 nodes 30193398839 nps 120171775 hashfull 1000 tbhits 0 time 251252 pv f6h7 f8e8 d4g7 h8g7 d6d7 e8d7 e1c1 d7e8 d1d7 g7h6 c1b2 h6g7 b2a3 g7f8 h7f8 b7b5 d7e7 e8f8 e7f7 f8e8 h1d1 b5c6 f7c7 e8f8 d1d4 c6c1 c7c1 f8e7 c1d1 c8d8 d4a7 e7f6 a7f7 f6g5 d1d8 g8d8 f7g6 g5f4 g6f6 h3f5 f6h4 f4e3 h4g3 e3d4 g3h2 d8g8 a3a4 b3b2 h2b2 d4d5 b2h2 g8c8 a4b3 c8c6 h2b8 c6c1 b8f4 c1b1 b3c3 b1h1 h5e2 h1h3 c3b4 d5d4 b4a4 d4d5 a4a5 h3h1 a5b4 h1b1 b4c3 b1a1 e2c4 d5c6 f4e5 a1c1 c3b3 c1b1 b3a2 b1d1 a2a3 c6d7 c4b5 d7e7 e5g7 e7d8 a3b4 d1d5 g7g5 d8c7 g5g3 c7b7 g3g7 b7b6 b5e2 d5d2

peter
Posts: 1887
Joined: Sat Feb 16, 2008 6:38 am
Full name: Peter Martan

Re: Fairly difficult EG puzzle

Post by peter » Sat Mar 28, 2020 8:43 pm

Hi Jon!
Nordlandia wrote:
Sat Mar 28, 2020 2:51 pm
M. Garcia & Peter Krug | Commendation



2r2krb/1qp2p2/2NPpN2/1P5B/p2Bp2p/1p5b/7p/R3K2Q w Q - 0

Analysis by Crystal 060320 64 POPCNT:

Code: Select all

1.Nd7+ Ke8 2.Nc5 Bxd4 3.d7+ Kf8 4.Nxb7 Rg1+ 5.Kd2 Ra8 6.Rxa4 e3+ 7.Kd3 Rxh1 
  -/+  (-1.24)   Depth: 7/14   00:00:17  207kN
...
1.Nd7+ Ke8 2.Nc5 cxd6 3.Nxb7 Bxd4 4.Qxh2 Rg1+ 5.Qxg1 Bxg1 6.Nxd6+ Kf8 7.0-0-0 Be3+ 8.Kb2 Rc7 9.Bxf7 Rxf7 10.Nxf7 Kxf7 11.Re1 Bf4 12.Rxe4 Bg3 13.Rxa4 Bg2 14.Rg4 h3 15.Rxg3 h2 16.Rxg2 h1Q 17.Rf2+ Kg6 18.Ne5+ Kg5 19.Nf7+ Kh4 20.Rd2 Qf3 
  -/+  (-1.60)   Depth: 24/66   00:01:33  903MN
1.Nh7+ 
  -/+  (-1.46 ++)   Depth: 25/40   00:01:33  1162MN
...
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qb4+ Kf6 17.Rxd8 Rxd8 18.Qc3+ Kg5 19.Qxh3 Kxh5 20.Qxh2 Rf8 21.Qe5+ Rf5 22.Qxe4 h3 23.Qxe6 Kg4 24.Qg6+ Kf4 25.Qd6+ Kg4 26.Qd1+ Rf3 27.Kb4 h2 28.Kxa4 Kg3 
  +/=  (0.64)   Depth: 25/72   00:01:39  1190MN
...
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Kc4 26.Qe2+ Kd4 27.Qd2+ Ke5 28.Kxb3 Rb8+ 29.Kc3 Rc8+ 30.Kb4 Rb8+ 31.Kc5 Rc8+ 32.Kb6 Kf6 33.Be2 Re8 34.Bb5 Rc8 35.Qd4+ Kg6 36.Bc4 Rb8+ 37.Kc5 Rc8+ 38.Kb4 Rb8+ 39.Kc3 Rf8 40.Qe5 Rf6 41.Kb4 Kf7 42.Kc5 Kg6 43.Qd6 Kf7 44.Qg3 Rg6 45.Qe5 Kf8 46.Qh8+ Ke7 47.Bb5 e3 48.Qh7+ Kf6 49.Kd6 
  +-  (5.25)   Depth: 34/103   00:03:33  3626MN
Three trials with 24 threads of 12x3GHz CPU, 32G hash, each one < 2 minutes.
BTW CorChess took 4 minutes at a single try.
Peter.

Vinvin
Posts: 4557
Joined: Thu Mar 09, 2006 8:40 am
Full name: Vincent Lejeune

Re: Fairly difficult EG puzzle

Post by Vinvin » Sun Mar 29, 2020 12:59 am

Nice one !
I7-6*4GHz

Code: Select all

FEN: 2r2krb/1qp2p2/2NPpN2/1P5B/p2Bp2p/1p5b/7p/R3K2Q w Q - 0 1

Black-Diamond-XI:
...
 28/58+	05:57	2 976 710 450	8 335 369	-1,29	1.Nd7+
 28/62+	07:11	3 582 381 141	8 304 987	-1,13	1.Nh7+
 28/62+	07:18	3 638 632 774	8 302 092	-0,24	1.Nh7+
 28/62	07:22	3 672 811 815	8 299 426	 0,00	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 a3+ 7.Kc3 Qxc6+ 8.bxc6 Rg7 9.Qxe4 Rg3+ 10.Kc4 Bf1+ 11.Kb4 Rb8+ 12.Ka4 Ra8+ 13.Kb4
 29/51	07:35	3 776 428 251	8 299 295	 0,00	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 a3+ 7.Kc3 Bd2+ 8.Kxd2 Kxd7 9.Nf6+ Kd6 10.Qxh2+ Rg3 11.Nxe4+ Kd5 12.Nc3+ Kd6
 30/48	07:46	3 871 772 264	8 299 779	 0,00	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+
 31/45	07:57	3 957 980 618	8 297 635	 0,00	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+
 32/29+	08:03	4 010 892 238	8 293 667	+0,06	1.Nh7+
 32/30+	08:17	4 132 014 154	8 297 567	+0,13	1.Nh7+
 32/98+	09:19	4 635 045 141	8 285 373	+1,50	1.Nh7+
 32/98	09:35	4 774 197 528	8 295 652	+1,37	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Qd2+ Ke5 25.Bd1 Bg6 26.Qc3+ Kf5 27.Qe3 Kf6 28.Be2 Ke5 29.Bc4 Bf5 30.Bb5 Bg6
 33/54-	11:57	5 982 357 487	8 342 245	+1,29	1.Nh7+ Ke8
 33/56+	11:59	6 000 855 127	8 342 713	+1,37	1.Nh7+
 33/63+	12:05	6 058 181 603	8 346 373	+1,86	1.Nh7+
 33/98	12:10	6 097 692 399	8 346 040	+1,79	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Rd5 24.Qb2+ Ke3 25.Be8 Rd2 26.Qc3+ Rd3 27.Qc1+ Kd4 28.Kxa4 Ke5 29.Qb2+ Kf4 30.Bb5 Rh3 31.Kb4 e3 32.Qd4+ Kf3 33.Qe5 b2 34.Qxb2 Kg3 35.Qg7+ Kf4
 34/68-	12:18	6 172 187 193	8 353 979	+1,70	1.Nh7+ Ke8
 34/68+	12:31	6 282 740 963	8 364 730	+1,79	1.Nh7+
 34/68+	12:37	6 340 917 993	8 371 622	+1,91	1.Nh7+

Vinvin
Posts: 4557
Joined: Thu Mar 09, 2006 8:40 am
Full name: Vincent Lejeune

Re: Fairly difficult EG puzzle

Post by Vinvin » Sun Mar 29, 2020 1:22 am

The very tactical Bluefish-XI.
I7-6*4GHz

Code: Select all

FEN: 2r2krb/1qp2p2/2NPpN2/1P5B/p2Bp2p/1p5b/7p/R3K2Q w Q - 0 1

Bluefish-XI:
Found 511 tablebases
...
 41/93-	04:53	2 183 585 869	7 427 870	-1,19	1.Nd7+ Ke8
 41/93+	05:07	2 290 993 318	7 462 324	-1,11	1.Nh7+
 41/93+	05:19	2 384 896 445	7 472 908	+1,08	1.Nh7+
 41/93	05:43	2 564 829 653	7 468 731	+1,57	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ke3 24.Qg1+ Kf4 25.Qc1+ Ke5 26.Qc3+ Kd6 27.Be2 Rg8 28.Qd2+ Ke7 29.Bb5 Kf6 30.Kxa4 e3 31.Qd4+ Kf7 32.Kxb3 Rb8 33.Kc3 Rxb5 34.Qd7+ Kf6 35.Qxb5
 42/49+	05:45	2 582 384 169	7 473 560	+1,66	1.Nh7+
 42/49+	05:49	2 611 599 950	7 482 108	+1,74	1.Nh7+
 42/88+	05:57	2 682 305 260	7 495 026	+2,25	1.Nh7+
 42/88	06:04	2 729 243 436	7 497 447	+2,27	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Kc4 26.Qe2+ Kd4 27.Qd2+ Ke5 28.Qh2+ Kf6 29.Kxb3 Rh8 30.Qh4+ Ke5 31.Qg3+ Kd5 32.Qg5 Kc6 33.Be2 Kd6 34.Bb5 Rh7 35.Qf4+ Ke7 36.Qe5 Kf8 37.Kc3 Rh3+ 38.Kb4
 43/79+	06:10	2 779 470 883	7 500 123	+2,37	1.Nh7+
 43/94+	06:25	2 894 910 114	7 506 515	+2,47	1.Nh7+
 43/106+	06:53	3 122 300 391	7 542 207	+3,03	1.Nh7+
 43/106	06:56	3 144 541 364	7 547 853	+3,03	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Rc6 26.Qd2+ Ke5 27.Kxb3 Rb6+ 28.Kc3 Rc6+ 29.Kb4 Rc8 30.Be2 Rb8+ 31.Kc3 Rg8 32.Qd4+ Kf4 33.Kd2 Rg6 34.Qc5 Kg5 35.Ke3 Rg7 36.Bc4 Kh6 37.Qe5 Rg6 38.Qh8+ Kg5 39.Be2 Rh6
 44/97	07:03	3 201 507 732	7 560 104	+3,03	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Rc6 26.Qd2+ Ke5 27.Kxb3 Rb6+ 28.Kc3 Rc6+ 29.Kb4 Rc8 30.Be2 Re8 31.Qg5 Rb8+ 32.Kc3 Rb7 33.Qg3+ Kf6 34.Qh4+ Ke5 35.Qh8+ Kf4 36.Qh2+ Kg5 37.Qe5 Rh7 38.Bc4 Rh3+ 39.Kd4 Rh6 40.Qg7+ Rg6 41.Qh8 Rh6 42.Qe5 Rf6 43.Be2
 45/88+	07:23	3 366 077 944	7 582 127	+3,14	1.Nh7+
 45/92+	07:33	3 446 618 057	7 595 249	+3,25	1.Nh7+
 45/92+	07:45	3 540 412 141	7 609 093	+3,40	1.Nh7+
 45/92	07:51	3 594 112 839	7 620 231	+3,53	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Rc6 26.Qd2+ Ke5 27.Kxb3 Rb6+ 28.Kc3 Rb7 29.Qd4+ Kf4 30.Qd6+ Kg5 31.Be2 Kf6 32.Qd4+ Kg5 33.Qe5 Rf7 34.Bc4 Rf6 35.Kd4 Rh6 36.Qg7+ Rg6 37.Qh8 Rh6 38.Qe5 Rf6 39.Qg3+ Kh6 40.Qg8 Rg6 41.Qh8+ Kg5 42.Be2
 46/100+	08:19	3 822 008 498	7 650 075	+3,64	1.Nh7+
 46/100+	08:30	3 915 732 347	7 665 101	+3,76	1.Nh7+
 46/100+	08:46	4 044 042 381	7 682 976	+3,92	1.Nh7+
 46/105	08:58	4 144 038 489	7 697 623	+3,94	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qa7+ Kf6 17.Qf7+ Kg5 18.Rxd8 Rxd8 19.Qg6+ Kf4 20.Qf6+ Bf5 21.Qxh4+ Ke3 22.Qg3+ Kd4 23.Qxh2 Ra8 24.Kb4 Rc8 25.Kxa4 Rc6 26.Qd2+ Ke5 27.Kxb3 Rb6+ 28.Kc3 Rb7 29.Qd4+ Kf4 30.Be2 Kg5 31.Qe5 Rf7 32.Kd4 Rh7 33.Bc4 Rh6 34.Qg7+ Rg6 35.Qh8 Rh6 36.Qf8 Rg6 37.Be2 Kh4 38.Qd6 Kh3
 47/74+	09:12	4 266 001 323	7 715 027	+4,06	1.Nh7+
 47/94-	09:28	4 398 770 375	7 732 320	+3,81	1.Nh7+ Ke8
 47/94-	10:11	4 758 872 049	7 777 637	+2,75	1.Nh7+ Ke8
 47/94+	10:20	4 818 186 920	7 766 484	+3,06	1.Nh7+
 47/100+	10:33	4 920 562 131	7 770 699	+3,69	1.Nh7+
 47/100	10:40	4 976 308 560	7 775 178	+3,83	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 h1Q 16.Rxh1 Bf5 17.Rd1 b2 18.Qb4+ Kf6 19.Qxb2+ Ke7 20.Qb4+ Kf6 21.Qd4+ Ke7 22.Ka2 h3 23.Ka1 a3 24.Qf2 Kf6 25.Rf1 a2 26.Qh4+ Rg5 27.Bg4 Rb8 28.Kxa2 Kg6 29.Bh5+ Kf6 30.Bf7 h2 31.Qh6+ Kxf7 32.Qxg5 Rh8 33.Rd1 Ra8+ 34.Kb3 Rb8+ 35.Kc3 Rc8+ 36.Kd4 e3 37.Ke5 Rc5+ 38.Kf4 Rc7 39.Qh5+ Kf6 40.Qh4+ Kf7 41.Kxe3 Rc3+ 42.Ke2 Rc2+ 43.Kf1 h1R+ 44.Qxh1 e5 45.Qb7+ Kf6
 48/85+	10:53	5 087 937 563	7 782 291	+3,95	1.Nh7+
 48/85-	10:56	5 108 059 671	7 786 154	+3,71	1.Nh7+ Ke8
 48/85+	11:16	5 284 384 956	7 810 332	+3,89	1.Nh7+
 48/116+	13:10	6 257 747 763	7 911 235	+4,77	1.Nh7+
 48/116-	13:18	6 327 943 664	7 920 671	+3,54	1.Nh7+ Ke8
 48/116+	13:22	6 362 037 816	7 926 409	+4,40	1.Nh7+
 48/116-	13:29	6 426 643 179	7 935 763	+2,92	1.Nh7+ Ke8
 48/116+	13:32	6 448 562 443	7 939 975	+4,06	1.Nh7+
 48/116	13:56	6 654 006 226	7 958 166	+4,79	1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 h1Q 16.Rxh1 Bf5 17.Rd1 h3 18.Qf2 Kf6 19.Rd7 Rb8 20.Qf4 Rbf8 21.Qh6+ Ke5 22.Qd2 b2 23.Qxb2+ Kf4 24.Qf2+ Kg5 25.Be2 Rb8 26.Qe3+ Kf6 27.Qc3+ Kg6 28.Bc4 Kh5 29.Qe5 Rbf8 30.Rh7+ Kg6 31.Rb7 Re8 32.Rd7 Kg5 33.Rh7 Kg6 34.Rb7 h2 35.Qg3+ Kf6 36.Qh4+ Ke5 37.Qxh2+ Kf6 38.Rd7 Rc8 39.Qb2+ Kg6 40.Be2 Rb8 41.Qe5 Rb3+ 42.Kxa4
 49/94+	15:03	7 242 710 862	8 015 643	+4,93	1.Nh7+
 49/94+	15:55	7 701 983 812	8 057 033	+5,06	1.Nh7+

Jouni
Posts: 2121
Joined: Wed Mar 08, 2006 7:15 pm

Re: Fairly difficult EG puzzle

Post by Jouni » Sun Mar 29, 2020 1:41 pm

Crystal 4 cores only under minute in 2 tries:

Analysis by Crystal 270819 64 BMI2:
...
1.Nd7+ Ke8 2.Nc5 Bxd4 3.d7+ Kf8 4.Nxb7 Rg1+ 5.Kd2 Ra8 6.Qxh2 Rxa1 7.Qxc7 Ra2+ 8.Kc1 Ra1+
= (0.00) Depth: 22/18 00:00:15 88681kN, tb=1629
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+
= (0.00) Depth: 23/41 00:00:33 191mN, tb=4641
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+
= (0.00) Depth: 24/36 00:00:36 214mN, tb=5349
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+
= (0.00) Depth: 25/34 00:00:49 288mN, tb=29926
1.Nh7+
= (0.10 ++) Depth: 26/39 00:00:50 291mN, tb=30602
1.Nh7+
= (0.21 ++) Depth: 26/48 00:00:50 291mN, tb=30608
1.Nh7+
+/= (0.37 ++) Depth: 26/50 00:00:50 291mN, tb=30645
1.Nh7+
+/= (0.58 ++) Depth: 26/50 00:00:50 292mN, tb=30762
1.Nh7+
+/- (0.87 ++) Depth: 26/50 00:00:50 293mN, tb=30765
1.Nh7+
+/- (1.26 ++) Depth: 26/50 00:00:50 293mN, tb=30777
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qb4+ Kf6 17.Rxd8 Rxd8 18.Qxe4 h1Q 19.Qxh1 Rh8 20.Qxh3 Rxh5 21.Qg4 Rh6 22.Qf4+ Kg6 23.Qxa4 h3 24.Qe4+ Kf7 25.Qf4+ Kg6 26.Qh2
+/- (1.42) Depth: 26/58 00:00:50 294mN, tb=31074
1.Nh7+
+/- (1.53 ++) Depth: 27/64 00:00:51 299mN, tb=33067
1.Nh7+
+- (1.63 ++) Depth: 27/64 00:00:51 299mN, tb=34064
1.Nh7+
+- (1.79 ++) Depth: 27/67 00:00:51 300mN, tb=39970
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qb4+ Kf6 17.Rxd8 Rxd8 18.Qxe4 h1Q 19.Qxh1 Rh8 20.Qxh3 Rxh5 21.Qg4 b2 22.Kxb2 Rh6 23.Qxa4 h3 24.Qf4+ Kg6 25.Qh2 e5 26.Kc3 Kg5 27.Kd2 Kf5
+- (1.82) Depth: 27/91 00:00:52 301mN, tb=48995
1.Nh7+
+- (1.92 ++) Depth: 28/58 00:00:55 321mN, tb=54210
1.Nh7+ Ke8
+- (1.71 --) Depth: 28/58 00:00:56 327mN, tb=58624
1.Nh7+
+- (1.87 ++) Depth: 28/63 00:00:56 329mN, tb=59428
1.Nh7+ Ke8 2.Bg7 Bxg7 3.d7+ Kxd7 4.0-0-0+ Ke8 5.Rd7 Bh6+ 6.Kb2 Bg7+ 7.Ka3 Bf8+ 8.Nxf8 Qxb5 9.Re7+ Kxf8 10.Rxf7+ Ke8 11.Qd1 Qxc6 12.Rxc7+ Kf8 13.Qd4 Qc1+ 14.Rxc1 Ke7 15.Rd1 Rcd8 16.Qb4+ Kf6 17.Rxd8 Rxd8 18.Qxe4 h1Q 19.Qxh1 Rh8 20.Qxh3 Rxh5 21.Qg4 Rh6 22.Qxa4 h3 23.Qf4+ Kg6 24.Qh2 Kf5 25.Kxb3 Ke4 26.Kc3 Rh8 27.Kd2 e5 28.Ke2
+- (1.63) Depth: 28/71 00:00:57 334mN, tb=64936
1.Nh7+ Ke8
+/- (1.53 --) Depth: 29/60 00:01:33 552mN, tb=125098
1.Nh7+
+- (1.63 ++) Depth: 29/71 00:01:34 554mN, tb=126826
1.Nh7+
+- (1.79 ++) Depth: 29/71 00:01:34 554mN, tb=126829
1.Nh7+
+- (2.00 ++) Depth: 29/71 00:01:34 555mN, tb=127117
1.Nh7+
+- (2.30 ++) Depth: 29/71 00:01:34 555mN, tb=127202
1.Nh7+
+- (2.68 ++) Depth: 29/81 00:01:38 577mN, tb=136108
Jouni

User avatar
MikeB
Posts: 3945
Joined: Thu Mar 09, 2006 5:34 am
Location: Pen Argyl, Pennsylvania

Re: Fairly difficult EG puzzle

Post by MikeB » Mon Mar 30, 2020 4:55 am

latest Bluefish with just 4 cores using DPA re: 'Confirmation: Deep_Pro_Analysis set to true'

Bluefish XI-r1 by T. Romstad, M. Costalba, J. Kiiski, G. Linscott
info string Hash LargePages 256 Mb
s h 4096
info string Hash LargePages 4096 Mb
Confirmation: Hash set to 4096
s t 4
info string Hash LargePages 256 Mb
Confirmation: Threads set to 4
s h 4096
info string Hash LargePages 4096 Mb
Confirmation: Hash set to 4096
s dpa true
Confirmation: Deep_Pro_Analysis set to true
p f 2r2krb/1qp2p2/2NPpN2/1P5B/p2Bp2p/1p5b/7p/R3K2Q w Q - 0
g i

profound value: 14400000

info depth 1 seldepth 1 multipv 1 score cp 991 nodes 2807 nps 1403500 tbhits 0 time 2 pv d6d7
info depth 2 seldepth 2 multipv 1 score cp 97 nodes 7783 nps 2594333 tbhits 0 time 3 pv d6d7 h8f6
info depth 3 seldepth 4 multipv 1 score cp 97 nodes 14092 nps 4697333 tbhits 0 time 3 pv d6d7 h8f6 d7c8q b7c8
info depth 4 seldepth 4 multipv 1 score cp 641 nodes 32025 nps 6405000 tbhits 0 time 5 pv h1e4 h2h1q e4h1 c7d6
info depth 5 seldepth 6 multipv 1 score cp 73 nodes 57283 nps 8183285 tbhits 0 time 7 pv f6h7 f8e8 h1h2 h8d4 c6d4 c7d6
info depth 6 seldepth 13 multipv 1 score cp 386 nodes 99649 nps 9059000 tbhits 0 time 11 pv f6h7 f8e8
info depth 7 seldepth 10 multipv 1 score cp 96 nodes 234828 nps 8697333 tbhits 0 time 27 pv f6h7 f8e8 h1h2 h8d4 c6d4 b3b2 h2b2 c7d6 b2h2 b7b6 a1a4
info depth 8 seldepth 11 multipv 1 score cp -13 nodes 463824 nps 9094588 tbhits 0 time 51 pv h1h2 h8f6 h2f2 h3f5 d4f6 c7d6 a1a4
info depth 9 seldepth 12 multipv 1 score cp 64 nodes 782228 nps 9202682 tbhits 0 time 85 pv h1h2 h8f6 h2f2 h3f5 d6d7
info depth 10 seldepth 17 multipv 1 score cp 68 nodes 1761126 nps 9125005 tbhits 0 time 193 pv f6d7 f8e8 d7c5 b7c6 b5c6 c7d6 h1h2 h8d4 h2h3 e8e7 h5f7 g8g1 e1d2 g1a1
info depth 11 seldepth 25 multipv 1 score cp 62 nodes 2647809 nps 8975623 tbhits 0 time 295 pv f6d7 f8e8 d7c5 c7d6 c5b7 c8c6 b5c6 h8d4 e1c1 g8g2 b7d6 e8e7 d6c8 e7f6 d1d4 g2g1 d4d1 g1h1 d1h1
info depth 12 seldepth 29 multipv 1 score cp -16 nodes 5290584 nps 9105996 tbhits 0 time 581 pv f6d7 f8e8 d7c5 h8d4 d6d7 e8f8 c5b7 g8g1 e1d2 c8a8 c6d4 g1h1 a1h1 e6e5 d4e6 h3e6 d7d8q a8d8 b7d8 e6d5 d2c3 f8e7
info depth 13 seldepth 18 multipv 1 score cp -0 nodes 8957854 nps 9066653 tbhits 0 time 988 pv f6d7 f8e8 d7c5 h8d4 d6d7 e8f8 c5b7 g8g1 e1d2 c8a8 h1h2 g1a1 h2c7 a1a2 d2d1 a2a1 d1d2
info depth 14 seldepth 18 multipv 1 score cp -0 nodes 13883655 nps 9133983 hashfull 31 tbhits 0 time 1520 pv f6d7 f8e8 d7c5 h8d4 d6d7 e8f8 c5b7 g8g1 e1d2 c8a8 h1h2 g1a1 h2c7 a1a2 d2d1 a2a1 d1d2
info depth 15 seldepth 35 multipv 1 score cp -35 nodes 21024445 nps 9145039 hashfull 44 tbhits 0 time 2299 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1c1 g1e3 c1b2 c8a8 h5f7 h3g2 f7e6 h4h3 e6f5 g2f3 d1a1 h3h2 f5e4 f3e4
info depth 16 seldepth 38 multipv 1 score cp -113 nodes 22742332 nps 9144484 hashfull 47 tbhits 0 time 2487 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1d2 c8c7 d2c3 g1h2 d6c4 c7b7 b5b6 h3f5 a1a4
info depth 17 seldepth 32 multipv 1 score cp -93 nodes 23028797 nps 9149303 hashfull 47 tbhits 0 time 2517 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1c1 g1e3 c1b2 c8c7 h5f7 c7f7 d6f7 f8f7 d1e1 e3g5 b5b6 h3f5 b6b7 g5f4 b7b8q
info depth 18 seldepth 40 multipv 1 score cp -99 nodes 23788008 nps 9156277 hashfull 49 tbhits 0 time 2598 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1c1 g1e3 c1b2 c8c7 h5f7 c7f7 d6f7 f8f7 d1e1 e3f2 e1e4 h3f5 c6e5 f7f6 e5g4 f5g4 e4f4 f6e5 f4f2
info depth 19 seldepth 39 multipv 1 score cp -115 nodes 24526117 nps 9158370 hashfull 50 tbhits 0 time 2678 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 d6c8 b3b2 a1b1 a4a3 c6b4 h3f5 e1e2 g1c5 b4c2 e4e3 c2a3 c5a3 b1b2 a3b2 c8d6 b2d4 d6f5 e6f5 h5f3 h4h3 b5b6 d4b6 f3d5
info depth 20 seldepth 42 multipv 1 score cp -111 nodes 26442759 nps 9168779 hashfull 52 tbhits 0 time 2884 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1c1 g1e3 c1b2 c8c7 d6f7 h3f5 f7d6 c7d7 c6e5 d7d6 d1d6 e3f4 d6e6 f8g7 e6e8 h4h3 e5g4 f5g4 e8e4 h3h2 e4f4 h2h1q f4g4 g7f6 g4a4 h1h5 b2b3
info depth 19 currmove h1h2 currmovenumber 2
info depth 19 currmove f6g8 currmovenumber 3
info depth 19 currmove a1a4 currmovenumber 4
info depth 19 currmove d6c7 currmovenumber 5
info depth 19 currmove f6e4 currmovenumber 6
info depth 19 currmove a1d1 currmovenumber 7
info depth 19 currmove a1b1 currmovenumber 8
info depth 19 currmove e1f2 currmovenumber 9
info depth 19 currmove e1d2 currmovenumber 10
info depth 19 currmove h5e2 currmovenumber 11
info depth 19 currmove d6d7 currmovenumber 12
info depth 19 currmove h5g6 currmovenumber 13
info depth 19 currmove e1c1 currmovenumber 14
info depth 19 currmove c6e5 currmovenumber 15
info depth 19 currmove h5g4 currmovenumber 16
info depth 19 currmove d4c5 currmovenumber 17
info depth 19 currmove f6h7 currmovenumber 18
info depth 19 currmove c6e7 currmovenumber 19
info depth 19 currmove a1a3 currmovenumber 20
info depth 19 currmove c6b8 currmovenumber 21
info depth 19 currmove a1c1 currmovenumber 22
info depth 19 currmove c6d8 currmovenumber 23
info depth 19 currmove e1d1 currmovenumber 24
info depth 19 currmove e1e2 currmovenumber 25
info depth 19 currmove h5f3 currmovenumber 26
info depth 19 currmove h5d1 currmovenumber 27
info depth 19 currmove b5b6 currmovenumber 28
info depth 19 currmove c6a7 currmovenumber 29
info depth 19 currmove h1f1 currmovenumber 30
info depth 19 currmove f6e8 currmovenumber 31
info depth 19 currmove d4c3 currmovenumber 32
info depth 19 currmove h1g1 currmovenumber 33
info depth 19 currmove a1a2 currmovenumber 34
info depth 19 currmove d4b6 currmovenumber 35
info depth 19 currmove d4a7 currmovenumber 36
info depth 19 currmove d4e5 currmovenumber 37
info depth 19 currmove h1f3 currmovenumber 38
info depth 19 currmove c6b4 currmovenumber 39
info depth 19 currmove f6g4 currmovenumber 40
info depth 19 currmove c6a5 currmovenumber 41
info depth 19 currmove d4g1 currmovenumber 42
info depth 19 currmove f6d5 currmovenumber 43
info depth 19 currmove h1g2 currmovenumber 44
info depth 19 currmove d4f2 currmovenumber 45
info depth 19 currmove d4b2 currmovenumber 46
info depth 19 currmove d4e3 currmovenumber 47
info depth 19 currmove h5f7 currmovenumber 48
info depth 19 currmove h1e4 currmovenumber 49
info depth 21 seldepth 52 multipv 1 score cp -119 upperbound nodes 27631406 nps 9173773 hashfull 54 tbhits 0 time 3012 pv f6d7 f8e8
info depth 21 currmove f6d7 currmovenumber 1
info depth 21 currmove f6g8 currmovenumber 2
info depth 21 currmove h1h2 currmovenumber 3
info depth 21 currmove a1d1 currmovenumber 4
info depth 21 currmove e1f2 currmovenumber 5
info depth 21 currmove h5e2 currmovenumber 6
info depth 21 currmove a1b1 currmovenumber 7
info depth 21 currmove c6e5 currmovenumber 8
info depth 21 currmove e1d2 currmovenumber 9
info depth 21 currmove d4c5 currmovenumber 10
info depth 21 currmove e1c1 currmovenumber 11
info depth 21 currmove c6e7 currmovenumber 12
info depth 21 currmove d6d7 currmovenumber 13
info depth 21 currmove h5g6 currmovenumber 14
info depth 21 currmove f6h7 currmovenumber 15
info depth 21 currmove h5g4 currmovenumber 16
info depth 21 currmove a1c1 currmovenumber 17
info depth 21 currmove a1a3 currmovenumber 18
info depth 21 currmove c6b8 currmovenumber 19
info depth 21 currmove c6d8 currmovenumber 20
info depth 21 currmove h5d1 currmovenumber 21
info depth 21 currmove e1d1 currmovenumber 22
info depth 21 currmove h5f3 currmovenumber 23
info depth 21 currmove f6e8 currmovenumber 24
info depth 21 currmove e1e2 currmovenumber 25
info depth 21 currmove b5b6 currmovenumber 26
info depth 21 currmove h1f1 currmovenumber 27
info depth 21 currmove d4c3 currmovenumber 28
info depth 21 currmove h1g1 currmovenumber 29
info depth 21 currmove a1a2 currmovenumber 30
info depth 21 currmove f6g4 currmovenumber 31
info depth 21 currmove d4b6 currmovenumber 32
info depth 21 currmove d4a7 currmovenumber 33
info depth 21 currmove c6a7 currmovenumber 34
info depth 21 currmove d4e5 currmovenumber 35
info depth 21 currmove h1f3 currmovenumber 36
info depth 21 currmove d4f2 currmovenumber 37
info depth 21 currmove d4g1 currmovenumber 38
info depth 21 currmove c6a5 currmovenumber 39
info depth 21 currmove f6d5 currmovenumber 40
info depth 21 currmove h1g2 currmovenumber 41
info depth 21 currmove c6b4 currmovenumber 42
info depth 21 currmove d4b2 currmovenumber 43
info depth 21 currmove d4e3 currmovenumber 44
info depth 21 currmove h5f7 currmovenumber 45
info depth 21 currmove d6c7 currmovenumber 46
info depth 21 currmove a1a4 currmovenumber 47
info depth 21 currmove f6e4 currmovenumber 48
info depth 21 currmove h1e4 currmovenumber 49
info depth 21 seldepth 52 multipv 1 score cp -112 nodes 28748874 nps 9176148 hashfull 56 tbhits 0 time 3133 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 g8g1 h2g1 d4g1 b7d6 e8f8 e1c1 g1e3 c1b2 c8c7 d6f7 h3f5 f7d6 h4h3 d6f5 e6f5 h5g6 h3h2 g6f5 c7f7 f5e4 f7f4 e4d5 f8g7 b2c3 g7f6 c6a5 f4f5 a5c4 f5d5 d1d5 h2h1q c4e3
info depth 22 currmove f6d7 currmovenumber 1
info depth 22 seldepth 38 multipv 1 score cp -104 lowerbound nodes 29187607 nps 9178492 hashfull 58 tbhits 0 time 3180 pv f6d7
info depth 21 currmove f6d7 currmovenumber 1
info depth 22 seldepth 38 multipv 1 score cp -96 lowerbound nodes 29437208 nps 9181911 hashfull 58 tbhits 0 time 3206 pv f6d7
info depth 20 currmove f6d7 currmovenumber 1
info depth 20 currmove f6g8 currmovenumber 2
info depth 20 currmove h1h2 currmovenumber 3
info depth 20 currmove d6c7 currmovenumber 4
info depth 20 currmove a1d1 currmovenumber 5
info depth 20 currmove e1c1 currmovenumber 6
info depth 20 currmove a1b1 currmovenumber 7
info depth 20 currmove d6d7 currmovenumber 8
info depth 20 currmove d4c5 currmovenumber 9
info depth 20 currmove e1f2 currmovenumber 10
info depth 20 currmove c6e5 currmovenumber 11
info depth 20 currmove f6h7 currmovenumber 12
info depth 20 currmove e1d2 currmovenumber 13
info depth 20 currmove h5e2 currmovenumber 14
info depth 20 currmove a1a3 currmovenumber 15
info depth 20 currmove h5g4 currmovenumber 16
info depth 20 currmove a1c1 currmovenumber 17
info depth 20 currmove c6b8 currmovenumber 18
info depth 20 currmove h5g6 currmovenumber 19
info depth 20 currmove c6e7 currmovenumber 20
info depth 20 currmove c6d8 currmovenumber 21
info depth 20 currmove h5f3 currmovenumber 22
info depth 20 currmove h5d1 currmovenumber 23
info depth 20 currmove e1e2 currmovenumber 24
info depth 20 currmove e1d1 currmovenumber 25
info depth 20 currmove h1f1 currmovenumber 26
info depth 20 currmove d4e5 currmovenumber 27
info depth 20 currmove h1f3 currmovenumber 28
info depth 20 currmove d4c3 currmovenumber 29
info depth 20 currmove d4f2 currmovenumber 30
info depth 20 currmove f6g4 currmovenumber 31
info depth 20 currmove f6e8 currmovenumber 32
info depth 20 currmove d4b6 currmovenumber 33
info depth 20 currmove d4a7 currmovenumber 34
info depth 20 currmove b5b6 currmovenumber 35
info depth 20 currmove c6b4 currmovenumber 36
info depth 20 currmove h1g1 currmovenumber 37
info depth 20 currmove a1a2 currmovenumber 38
info depth 20 currmove c6a7 currmovenumber 39
info depth 20 currmove d4g1 currmovenumber 40
info depth 20 currmove f6d5 currmovenumber 41
info depth 20 currmove h1g2 currmovenumber 42
info depth 20 currmove c6a5 currmovenumber 43
info depth 20 currmove d4b2 currmovenumber 44
info depth 20 currmove d4e3 currmovenumber 45
info depth 20 currmove h1e4 currmovenumber 46
info depth 20 currmove a1a4 currmovenumber 47
info depth 20 currmove h5f7 currmovenumber 48
info depth 20 currmove f6e4 currmovenumber 49
info depth 22 seldepth 38 multipv 1 score cp -101 nodes 29571376 nps 9183657 hashfull 58 tbhits 0 time 3220 pv f6d7 f8e8 d7c5 c7d6 c5b7 h8d4 h1h2 b3b2 b7d6 e8d7 a1d1 g8g1 h2g1 d4g1 c6e5 d7c7 b5b6 g1b6 d6c8 c7c8 e5c4 b6d4 e1d2 e6e5 h5f7 c8c7 d2c2 e4e3 c4e3 b2b1q c2b1 d4e3 b1a2 h3f5 d1h1
info depth 23 currmove f6d7 currmovenumber 1
info depth 23 currmove f6g8 currmovenumber 2
info depth 23 currmove h1h2 currmovenumber 3
info depth 23 currmove h1e4 currmovenumber 4
info depth 23 currmove a1d1 currmovenumber 5
info depth 23 currmove e1d2 currmovenumber 6
info depth 23 currmove d4c5 currmovenumber 7
info depth 23 currmove e1c1 currmovenumber 8
info depth 23 currmove h5e2 currmovenumber 9
info depth 23 currmove d6d7 currmovenumber 10
info depth 23 currmove c6e5 currmovenumber 11
info depth 23 currmove e1f2 currmovenumber 12
info depth 23 currmove f6h7 currmovenumber 13
info depth 23 currmove c6e7 currmovenumber 14
info depth 23 currmove h5g6 currmovenumber 15
info depth 23 currmove a1b1 currmovenumber 16
info depth 23 currmove a1a3 currmovenumber 17
info depth 23 currmove a1c1 currmovenumber 18
info depth 23 currmove c6b8 currmovenumber 19
info depth 23 currmove h5g4 currmovenumber 20
info depth 23 currmove c6d8 currmovenumber 21
info depth 23 currmove h5d1 currmovenumber 22
info depth 23 currmove e1e2 currmovenumber 23
info depth 23 currmove d4e5 currmovenumber 24
info depth 23 currmove e1d1 currmovenumber 25
info depth 23 currmove h5f3 currmovenumber 26
info depth 23 currmove h1f3 currmovenumber 27
info depth 23 currmove d4c3 currmovenumber 28
info depth 23 currmove h1f1 currmovenumber 29
info depth 23 currmove f6e8 currmovenumber 30
info depth 23 currmove f6g4 currmovenumber 31
info depth 23 currmove c6a5 currmovenumber 32
info depth 23 currmove d4f2 currmovenumber 33
info depth 23 currmove d4a7 currmovenumber 34
info depth 23 currmove a1a2 currmovenumber 35
info depth 23 currmove b5b6 currmovenumber 36
info depth 23 currmove d4b6 currmovenumber 37
info depth 23 currmove d4g1 currmovenumber 38
info depth 23 currmove h1g1 currmovenumber 39
info depth 23 currmove d4e3 currmovenumber 40
info depth 23 currmove c6b4 currmovenumber 41
info depth 23 currmove d4b2 currmovenumber 42
info depth 23 currmove c6a7 currmovenumber 43
info depth 23 currmove f6d5 currmovenumber 44
info depth 23 currmove h1g2 currmovenumber 45
info depth 23 currmove h5f7 currmovenumber 46
info depth 23 currmove d6c7 currmovenumber 47
info depth 23 currmove f6e4 currmovenumber 48
info depth 23 currmove a1a4 currmovenumber 49
info depth 23 seldepth 41 multipv 1 score cp -109 upperbound nodes 32163481 nps 9189566 hashfull 64 tbhits 0 time 3500 pv f6d7 f8e8
info depth 23 currmove f6d7 currmovenumber 1
info depth 23 currmove h1h2 currmovenumber 2
info depth 23 currmove f6g8 currmovenumber 3
info depth 23 currmove h1e4 currmovenumber 4
info depth 23 currmove a1d1 currmovenumber 5
info depth 23 currmove c6e7 currmovenumber 6
info depth 23 currmove c6e5 currmovenumber 7
info depth 23 currmove d6d7 currmovenumber 8
info depth 23 currmove e1f2 currmovenumber 9
info depth 23 currmove h5g6 currmovenumber 10
info depth 23 currmove e1c1 currmovenumber 11
info depth 23 currmove h5e2 currmovenumber 12
info depth 23 currmove d4c5 currmovenumber 13
info depth 23 currmove e1d2 currmovenumber 14
info depth 23 currmove f6h7 currmovenumber 15
info depth 23 currmove a1b1 currmovenumber 16
info depth 23 currmove a1c1 currmovenumber 17
info depth 23 currmove a1a3 currmovenumber 18
info depth 23 currmove c6b8 currmovenumber 19
info depth 23 currmove h5g4 currmovenumber 20
info depth 23 currmove c6d8 currmovenumber 21
info depth 23 currmove e1e2 currmovenumber 22
info depth 23 currmove h5d1 currmovenumber 23
info depth 23 currmove d4e5 currmovenumber 24
info depth 23 currmove h5f3 currmovenumber 25
info depth 23 currmove e1d1 currmovenumber 26
info depth 23 currmove b5b6 currmovenumber 27
info depth 23 currmove h1f3 currmovenumber 28
info depth 23 currmove d4b2 currmovenumber 29
info depth 23 currmove d4c3 currmovenumber 30
info depth 23 currmove d4f2 currmovenumber 31
info depth 23 currmove d4a7 currmovenumber 32
info depth 23 currmove a1a2 currmovenumber 33
info depth 23 currmove c6a5 currmovenumber 34
info depth 23 currmove h1f1 currmovenumber 35
info depth 23 currmove d4b6 currmovenumber 36
info depth 23 currmove d4g1 currmovenumber 37
info depth 23 currmove c6b4 currmovenumber 38
info depth 23 currmove c6a7 currmovenumber 39
info depth 23 currmove f6g4 currmovenumber 40
info depth 23 currmove f6e8 currmovenumber 41
info depth 23 currmove d4e3 currmovenumber 42
info depth 23 currmove h1g1 currmovenumber 43
info depth 23 currmove f6d5 currmovenumber 44
info depth 23 currmove h1g2 currmovenumber 45
info depth 23 currmove d6c7 currmovenumber 46
info depth 23 currmove h5f7 currmovenumber 47
info depth 23 currmove a1a4 currmovenumber 48
info depth 23 currmove f6e4 currmovenumber 49
info depth 23 seldepth 41 multipv 1 score cp -117 upperbound nodes 34565486 nps 9195393 hashfull 69 tbhits 0 time 3759 pv f6d7 f8e8
info depth 23 currmove f6d7 currmovenumber 1
info depth 23 currmove f6g8 currmovenumber 2
info depth 23 currmove h1h2 currmovenumber 3
info depth 23 currmove f6e4 currmovenumber 4
info depth 23 currmove h1e4 currmovenumber 5
info depth 23 currmove a1d1 currmovenumber 6
info depth 23 currmove c6e5 currmovenumber 7
info depth 23 currmove h5e2 currmovenumber 8
info depth 23 currmove e1f2 currmovenumber 9
info depth 23 currmove e1d2 currmovenumber 10
info depth 23 currmove d4c5 currmovenumber 11
info depth 23 currmove c6e7 currmovenumber 12
info depth 23 currmove d6d7 currmovenumber 13
info depth 23 currmove e1c1 currmovenumber 14
info depth 23 currmove a1c1 currmovenumber 15
info depth 23 currmove f6h7 currmovenumber 16
info depth 23 currmove a1b1 currmovenumber 17
info depth 23 currmove h5g6 currmovenumber 18
info depth 23 currmove a1a3 currmovenumber 19
info depth 23 currmove h5g4 currmovenumber 20
info depth 23 currmove c6d8 currmovenumber 21
info depth 23 currmove c6b8 currmovenumber 22
info depth 23 currmove h5f3 currmovenumber 23
info depth 23 currmove b5b6 currmovenumber 24
info depth 23 currmove e1d1 currmovenumber 25
info depth 23 currmove d4c3 currmovenumber 26
info depth 23 currmove e1e2 currmovenumber 27
info depth 23 currmove f6e8 currmovenumber 28
info depth 23 currmove h1f1 currmovenumber 29
info depth 23 currmove d4e5 currmovenumber 30
info depth 23 currmove h5d1 currmovenumber 31
info depth 23 currmove a1a2 currmovenumber 32
info depth 23 currmove h1f3 currmovenumber 33
info depth 23 currmove d4a7 currmovenumber 34
info depth 23 currmove d4f2 currmovenumber 35
info depth 23 currmove d4b6 currmovenumber 36
info depth 23 currmove h1g1 currmovenumber 37
info depth 23 currmove d4b2 currmovenumber 38
info depth 23 currmove c6b4 currmovenumber 39
info depth 23 currmove c6a5 currmovenumber 40
info depth 23 currmove d4g1 currmovenumber 41
info depth 23 currmove f6g4 currmovenumber 42
info depth 23 currmove d4e3 currmovenumber 43
info depth 23 currmove f6d5 currmovenumber 44
info depth 23 currmove h1g2 currmovenumber 45
info depth 23 currmove c6a7 currmovenumber 46
info depth 23 currmove h5f7 currmovenumber 47
info depth 23 currmove a1a4 currmovenumber 48
info depth 23 currmove d6c7 currmovenumber 49
info depth 23 seldepth 52 multipv 1 score cp -128 upperbound nodes 37922954 nps 9204600 hashfull 74 tbhits 0 time 4120 pv f6d7 f8e8
info depth 23 currmove f6d7 currmovenumber 1
info depth 23 currmove f6g8 currmovenumber 2
info depth 23 currmove h1e4 currmovenumber 3
info depth 23 currmove d6c7 currmovenumber 4
info depth 23 currmove a1a4 currmovenumber 5
info depth 23 currmove h1h2 currmovenumber 6
info depth 23 currmove a1d1 currmovenumber 7
info depth 23 currmove e1c1 currmovenumber 8
info depth 23 currmove c6e5 currmovenumber 9
info depth 23 currmove d4c5 currmovenumber 10
info depth 23 currmove e1f2 currmovenumber 11
info depth 23 currmove d6d7 currmovenumber 12
info depth 23 currmove c6e7 currmovenumber 13
info depth 23 currmove h5e2 currmovenumber 14
info depth 23 currmove a1c1 currmovenumber 15
info depth 23 currmove f6h7 currmovenumber 16
info depth 23 seldepth 55 multipv 1 score cp -117 lowerbound nodes 41197421 nps 9212303 hashfull 80 tbhits 0 time 4472 pv f6h7
info depth 22 currmove f6h7 currmovenumber 1
info depth 23 seldepth 55 multipv 1 score cp -96 lowerbound nodes 41288961 nps 9214229 hashfull 80 tbhits 0 time 4481 pv f6h7
info depth 21 currmove f6h7 currmovenumber 1
info depth 23 seldepth 55 multipv 1 score cp -69 lowerbound nodes 41425185 nps 9213786 hashfull 80 tbhits 0 time 4496 pv f6h7
info depth 20 currmove f6h7 currmovenumber 1
info depth 23 seldepth 55 multipv 1 score cp -32 lowerbound nodes 41459718 nps 9213270 hashfull 80 tbhits 0 time 4500 pv f6h7
info depth 19 currmove f6h7 currmovenumber 1
info depth 23 seldepth 55 multipv 1 score cp 14 lowerbound nodes 41537122 nps 9212047 hashfull 80 tbhits 0 time 4509 pv f6h7
...
info depth 38 seldepth 86 multipv 1 score cp 224 nodes 371186776 nps 9522737 hashfull 584 tbhits 0 time 38979 pv f6h7 f8e8 d4g7 h8g7 d6d7 e8d7 e1c1 d7e8 d1d7 g7h6 c1b2 h6g7 b2a3 g7f8 h7f8 b7b5 d7e7 e8f8 e7f7 f8e8 h1d1 b5c6 f7c7 e8f8 d1d4 c6c1 c7c1 f8e7 c1d1 c8d8 d4a7 e7f6 a7f7 f6g5 d1d8 g8d8 f7g6 g5f4 g6f6 h3f5 f6h4 f4e3 h4g3 e3d4 g3h2 d8d5 h2b2 d4e3 b2c1 e3f2 c1f4 f2g2 h5e2 d5d7 e2f1 g2g1 f1b5 d7h7 f4g3 g1h1 b5a4 h7h3 g3g5 h1h2 a4b5 h3f3 b5c4 h2h1 c4e2 f3f2 g5d2

User avatar
Nordlandia
Posts: 2588
Joined: Fri Sep 25, 2015 7:38 pm
Location: Sortland, Norway

Re: Fairly difficult EG puzzle

Post by Nordlandia » Thu Apr 02, 2020 7:59 pm

Jan Timman | Special Price

1. Nd5 💣


peter
Posts: 1887
Joined: Sat Feb 16, 2008 6:38 am
Full name: Peter Martan

Re: Fairly difficult EG puzzle

Post by peter » Thu Apr 02, 2020 8:22 pm

Nordlandia wrote:
Thu Apr 02, 2020 7:59 pm
1. Nd5 💣
8/p7/1pp3b1/4p3/P3P1P1/2N1k2p/2B4K/8 w - - 0 0
8/p7/1pp3b1/4p3/P3P1P1/2N1k2p/2B4K/8 w - - 0 1

Analysis by Honey XI-r1 FD: 24 threads of 12x3GHz CPU, 16G hash (max. with Win7x64) Contempt 24 Both, Deep Pro Analysis checked

Code: Select all

1.Lb3 c5 2.a5 bxa5 3.Ld5 Kd3 
  +/-  (0.74)   Tiefe: 7/12   00:00:00  451kN
...
1.Lb1 a6 2.Kxh3 b5 3.axb5 axb5 4.Kh4 b4 5.Sd1+ Kd2 6.Kg5 Kxd1 7.Kxg6 b3 8.Kf6 Kc1 
  +/=  (0.32)   Tiefe: 14/26   00:00:01  13112kN
...
1.Lb1 Lf7 
  =  (0.22 --)   Tiefe: 27/43   00:00:16  378MN
1.Sd5+ 
  =  (0.29 ++)   Tiefe: 27/43   00:00:18  422MN
...
1.Sd5+ Kd2 2.Lb1 b5 3.Se7 Lf7 4.axb5 cxb5 5.Sc6 Le8 6.Sxe5 Ke3 7.Kxh3 Kf4 8.Sd3+ Kxe4 9.Sc5+ Kf4 10.Kh4 a5 11.g5 Ke5 12.Kg4 Kd5 13.Sb7 a4 14.Kf5 b4 15.Le4+ Kd4 16.Sd6 Ld7+ 17.Kf6 b3 18.g6 a3 
  +/-  (1.00)   Tiefe: 27/48   00:00:19  440MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Sb4 b5 4.a5 Le8 5.Sd3 Ke3 6.g5 Kd4 7.Se1 Kc3 8.Sf3 Kb2 9.Sxe5 Kxb1 10.g6 Lxg6 11.Sxg6 b4 12.e5 b3 13.Sf4 Kc2 14.e6 b2 15.e7 b1D 16.e8D Da2 17.Dh5 Kb3+ 18.Kxh3 Dd2 19.Df3+ Dc3 
  +/-  (1.32)   Tiefe: 28/49   00:00:23  545MN
...
1.Sd5+ Kd4 2.Se7 Le8 3.g5 b5 4.g6 Lxg6 5.Sxg6 b4 6.Se7 Kc3 7.Sxc6 Kxc2 8.Sxb4+ Kc3 9.Sc6 a6 10.a5 Kc4 11.Sxe5+ Kd4 12.Sc6+ Kxe4 13.Sb4 Kd4 14.Sxa6 Kc4 15.Sb4 Kc5 16.Kxh3 
  +-  (2.24)   Tiefe: 29/108   00:00:36  872MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Se7 Kc1 4.Ld3 c5 5.Lf1 Kd2 6.Sd5 Lg6 7.Lc4 Lxe4 8.Kxh3 Lb1 9.g5 Kc1 10.Kg3 Kb2 11.Kf3 Lg6 12.Ke3 Ka3 13.Se7 Lh5 14.Le2 Lf7 15.Ld1 a6 16.g6 Lxg6 17.Sxg6 e4 18.Se5 b5 19.Kxe4 c4 20.Kd4 Kb2 21.a5 Kc1 22.Lg4 Kd2 23.Lc8 c3 24.Lxa6 
  +-  (3.03)   Tiefe: 35/58   00:01:57  2978MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Se7 b5 4.g5 bxa4 5.g6 Le6 6.g7 Kc3 7.La2 Lxa2 8.Sd5+ cxd5 9.g8D Kd4 10.Kxh3 Lc4 11.exd5 a3 12.Dg4+ Kc5 13.Dc8+ Kxd5 14.Db7+ Kc5 15.De7+ Kd5 16.Dxa3 a6 17.Da5+ Lb5 18.Dd2+ Ke6 19.Db4 Le2 20.Db3+ Kd6 21.De3 Lb5 22.Kg4 Ke6 23.Dg1 Kd5 24.Db6 Ld3 25.Dd8+ Kc4 26.Kg3 e4 27.Kf4 Kc5 28.Dc7+ Kd4 
  +-  (3.91)   Tiefe: 39/71   00:07:21  11587MN
SF dev.220320 took 2 minutes at a single try with same hardware. Three more trials without Deep Pro Analysis checked seemed to be about as fast as first one.
Peter.

User avatar
MikeB
Posts: 3945
Joined: Thu Mar 09, 2006 5:34 am
Location: Pen Argyl, Pennsylvania

Re: Fairly difficult EG puzzle

Post by MikeB » Fri Apr 03, 2020 12:12 am

peter wrote:
Thu Apr 02, 2020 8:22 pm
Nordlandia wrote:
Thu Apr 02, 2020 7:59 pm
1. Nd5 💣
8/p7/1pp3b1/4p3/P3P1P1/2N1k2p/2B4K/8 w - - 0 0
8/p7/1pp3b1/4p3/P3P1P1/2N1k2p/2B4K/8 w - - 0 1

Analysis by Honey XI-r1 FD: 24 threads of 12x3GHz CPU, 16G hash (max. with Win7x64) Contempt 24 Both, Deep Pro Analysis checked

Code: Select all

1.Lb3 c5 2.a5 bxa5 3.Ld5 Kd3 
  +/-  (0.74)   Tiefe: 7/12   00:00:00  451kN
...
1.Lb1 a6 2.Kxh3 b5 3.axb5 axb5 4.Kh4 b4 5.Sd1+ Kd2 6.Kg5 Kxd1 7.Kxg6 b3 8.Kf6 Kc1 
  +/=  (0.32)   Tiefe: 14/26   00:00:01  13112kN
...
1.Lb1 Lf7 
  =  (0.22 --)   Tiefe: 27/43   00:00:16  378MN
1.Sd5+ 
  =  (0.29 ++)   Tiefe: 27/43   00:00:18  422MN
...
1.Sd5+ Kd2 2.Lb1 b5 3.Se7 Lf7 4.axb5 cxb5 5.Sc6 Le8 6.Sxe5 Ke3 7.Kxh3 Kf4 8.Sd3+ Kxe4 9.Sc5+ Kf4 10.Kh4 a5 11.g5 Ke5 12.Kg4 Kd5 13.Sb7 a4 14.Kf5 b4 15.Le4+ Kd4 16.Sd6 Ld7+ 17.Kf6 b3 18.g6 a3 
  +/-  (1.00)   Tiefe: 27/48   00:00:19  440MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Sb4 b5 4.a5 Le8 5.Sd3 Ke3 6.g5 Kd4 7.Se1 Kc3 8.Sf3 Kb2 9.Sxe5 Kxb1 10.g6 Lxg6 11.Sxg6 b4 12.e5 b3 13.Sf4 Kc2 14.e6 b2 15.e7 b1D 16.e8D Da2 17.Dh5 Kb3+ 18.Kxh3 Dd2 19.Df3+ Dc3 
  +/-  (1.32)   Tiefe: 28/49   00:00:23  545MN
...
1.Sd5+ Kd4 2.Se7 Le8 3.g5 b5 4.g6 Lxg6 5.Sxg6 b4 6.Se7 Kc3 7.Sxc6 Kxc2 8.Sxb4+ Kc3 9.Sc6 a6 10.a5 Kc4 11.Sxe5+ Kd4 12.Sc6+ Kxe4 13.Sb4 Kd4 14.Sxa6 Kc4 15.Sb4 Kc5 16.Kxh3 
  +-  (2.24)   Tiefe: 29/108   00:00:36  872MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Se7 Kc1 4.Ld3 c5 5.Lf1 Kd2 6.Sd5 Lg6 7.Lc4 Lxe4 8.Kxh3 Lb1 9.g5 Kc1 10.Kg3 Kb2 11.Kf3 Lg6 12.Ke3 Ka3 13.Se7 Lh5 14.Le2 Lf7 15.Ld1 a6 16.g6 Lxg6 17.Sxg6 e4 18.Se5 b5 19.Kxe4 c4 20.Kd4 Kb2 21.a5 Kc1 22.Lg4 Kd2 23.Lc8 c3 24.Lxa6 
  +-  (3.03)   Tiefe: 35/58   00:01:57  2978MN
...
1.Sd5+ Kd2 2.Lb1 Lf7 3.Se7 b5 4.g5 bxa4 5.g6 Le6 6.g7 Kc3 7.La2 Lxa2 8.Sd5+ cxd5 9.g8D Kd4 10.Kxh3 Lc4 11.exd5 a3 12.Dg4+ Kc5 13.Dc8+ Kxd5 14.Db7+ Kc5 15.De7+ Kd5 16.Dxa3 a6 17.Da5+ Lb5 18.Dd2+ Ke6 19.Db4 Le2 20.Db3+ Kd6 21.De3 Lb5 22.Kg4 Ke6 23.Dg1 Kd5 24.Db6 Ld3 25.Dd8+ Kc4 26.Kg3 e4 27.Kf4 Kc5 28.Dc7+ Kd4 
  +-  (3.91)   Tiefe: 39/71   00:07:21  11587MN
SF dev.220320 took 2 minutes at a single try with same hardware. Three more trials without Deep Pro Analysis checked seemed to be about as fast as first one.
Black-Diamond with dpa set to true may be the the fastest of the Honey engines in this position
32 threads 32768 hash
info depth 22 seldepth 96 multipv 1 score cp 113 nodes 119418186 nps 78771890 hashfull 22 tbhits 0 time 1516 pv c3d5 e3d2 c2b1 g6f7 d5e7 b6b5 a4b5 c6b5 e7c6 d2e3 h2h3 f7e8 c6e5 e3f4 e5d3 f4e4 h3h4 a7a5 h4g5 e4d4 g5f6 a5a4 g4g5 a4a3 d3c1 d4c3 g5g6 e8g6 b1g6 c3b2 c1d3 b2c2

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