Author: Tord Romstad
Date: 07:16:21 01/25/04
Go up one level in this thread
On January 24, 2004 at 21:53:51, Torstein Hall wrote:
>[D]3r1rk1/pp2bpp1/4pn1p/q1p1N2P/3P1B2/8/PPP1QPP1/1K1R3R w - - 0 18
>
>The 13 year old IM Magnus Carlsen got this position as white against IM Spike
>Ernst at Chorus today. How long time do your program need to find Ng6 with a
>winning score?
Finding the move is easy, but a winning score is not. My engine chooses the
right
move after just a couple of seconds, but even after 14 plies and 5 minutes (on a
Pentium IV 2.4 GHz) the score is only +0.77:
1 0.11 0.00 229 Nf3
2 0.06 0.00 682 Qe3 cxd4 Rxd4 Rxd4
3 0.06 0.02 3068 Qe3 cxd4 Rxd4 Rxd4
4 -0.05 0.07 9860 Nc4 Qa4 Be5 cxd4 Rxd4
5 0.36 0.25 27479 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Rxd1+ Rxd1 Qxc5
Rd8+
6 >= 0.36 0.27 29928 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Rxd1+ Rxd1 Qxc5
Rd8+
6 <= 0.36 0.38 45176 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Rxd1+ Rxd1 Qxc5
Rd8+
6 0.36 0.38 45176 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Rxd1+ Rxd1 Qxc5
Rd8+
7 <= 0.34 0.58 74407 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2
7 <= 0.33 0.58 76199 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2
7 <= 0.30 0.59 78985 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2
7 <= 0.22 0.70 97249 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2
7 <= 0.06 1.52 210422 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2
7 >= -0.19 1.61 230456 dxc5 Bxc5 Rxd8 Rxd8 Qf3 Qb6 Bxh6 Bxf2
7 >= -0.17 1.62 231555 dxc5 Bxc5 Rxd8 Rxd8 Qf3 Qb6 Bxh6 Bxf2
7 >= -0.11 1.64 236709 dxc5 Bxc5 Rxd8 Rxd8 Qf3 Qb6 Bxh6 Bxf2
7 >= 0.03 1.79 268572 Qf3 Nd5 Bd2 Qc7 Bc3 cxd4 Bxd4
7 <= 0.05 1.83 277591 Qf3 Nd5 Bd2 Qc7 Bc3 cxd4 Bxd4
7 >= 0.05 1.84 280635 Qf3 Nd5 Bd2 Qc7 Bc3 cxd4 Bxd4
7 0.05 1.84 280635 Qf3 Nd5 Bd2 Qc7 Bc3 cxd4 Bxd4
8 >= 0.05 2.43 409721 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2 Qxd8
8 >= 0.06 2.44 410396 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2 Qxd8
8 >= 0.12 2.44 412382 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2 Qxd8
8 >= 0.27 2.46 416218 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxd2 Qxd8
8 <= 0.50 2.66 446826 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 <= 0.48 2.67 448982 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 <= 0.45 2.68 452539 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 >= 0.39 2.70 455515 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 >= 0.41 2.70 456009 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 <= 0.44 2.71 458450 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 >= 0.44 2.72 459754 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
8 0.44 2.72 459754 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7
9 >= 0.44 3.11 511780 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 >= 0.45 3.12 514506 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 >= 0.52 3.14 520647 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 <= 0.64 3.97 676528 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 <= 0.62 4.00 687322 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 <= 0.59 4.04 700548 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1
9 <= 0.52 4.30 756433 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Bd6 b6 Qe1
Qa4
9 0.52 4.30 756433 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Bd6 b6 Qe1
Qa4
10 <= 0.50 8.87 1429277 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Nc6
10 <= 0.48 9.25 1519004 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Nd5
10 >= 0.47 9.82 1642393 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Nd5
10 <= 0.47 9.97 1684581 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Nd5
10 0.47 9.97 1684581 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Nd5
11 <= 0.45 17.38 3283822 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Rf7
11 <= 0.44 18.03 3477125 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Rf7
11 <= 0.41 19.69 3897893 Ng6 fxg6 Qxe6+ Kh8 Qxe7 Nd5 Bd2 Qxa2+
Kxa2 Nxe7 Rhe1 Rf7
11 >= 0.34 21.39 4263432 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7
11 >= 0.36 21.48 4288562 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7
11 <= 0.39 22.33 4531948 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7
11 >= 0.39 22.48 4570872 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7
11 0.39 22.48 4570872 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7
12 >= 0.39 27.08 5578050 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
12 >= 0.41 27.44 5675258 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
12 >= 0.47 28.17 5872636 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
12 >= 0.61 31.78 6716406 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
12 <= 0.84 42.21 8941488 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 <= 0.83 42.98 9165917 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 <= 0.80 43.66 9391501 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 <= 0.72 45.82 9954012 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 >= 0.62 49.41 10761950 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 >= 0.64 49.67 10843777 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 >= 0.70 51.22 11199786 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1 cxd4
12 <= 0.70 51.89 11414469 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
12 0.70 51.89 11414469 Ng6 fxg6 Qxe6+ Kh8 hxg6 Ng8 Bxh6 gxh6
Rxh6+ Nxh6 Qxe7 Nf7 gxf7 Kg7 Rh1
13 <= 0.69 1:30 19858782 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Rd1 e5 Qh4 Rc8
13 <= 0.67 1:35 21320874 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Rd1 e5 Qh4 Rc8
13 <= 0.64 1:44 23481040 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Rd1 e5 Qh4 Rc8
13 >= 0.58 1:47 24148950 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
13 >= 0.59 1:47 24187769 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
13 <= 0.62 1:57 26796935 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
13 >= 0.62 1:59 27101581 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
13 0.62 1:59 27101581 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
14 >= 0.62 2:39 36036294 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
14 >= 0.64 2:44 37298976 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
14 >= 0.70 2:54 39785397 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Qa4 Qg3 Nxc5 Bxh6
14 <= 0.83 4:02 54832115 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Qxc5 Bxh6 Rc8
14 <= 0.81 4:23 59932352 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Qxc5 Bxh6
14 <= 0.78 4:34 62977070 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5
14 >= 0.72 4:42 64784309 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5
14 >= 0.73 4:47 66088257 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5 Bd6 b6 Qa3
14 <= 0.77 5:07 70880417 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5
14 >= 0.77 5:16 73203743 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5 Bd6 b6 Qa3 Qd2 Qf3
14 0.77 5:16 73203743 Ng6 Rfe8 Nxe7+ Rxe7 dxc5 Red7 Rxd7 Nxd7
Qg4 Nf6 Qf3 Nd5 Bd6 b6 Qa3 Qd2 Qf3
Tord
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