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Up Topic The Rybka Lounge / Test Positions / Strong position for engines
- - By darmar (**) Date 2016-08-23 04:52
How many hours with strong hardware to find winner move?
[url=]
r3kb1r/3qnp2/1Qp1p2p/2PpP1p1/P2Nb1P1/8/3BBP1P/R4RK1 w kq - 0 22
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Parent - - By user923005 (****) [us] Date 2016-08-23 18:53
Stockfish matefinder liked f3 from ply 1 and stuck with it through ply 42 with an advantage of 1.6 pawns.

This is with a single thread, so with 12 threads on a fast machine just a few minutes to see an advantage of a full pawn.


Searching:
r3kb1r/3qnp2/1Qp1p2p/2PpP1p1/P2Nb1P1/8/3BBP1P/R4RK1 w kq - 0 1

infinite: 0 ponder: 0 time: 0 increment: 0 moves to go: 0

1   +1.31   00:00      59  f3
2   +0.91   00:00     286  f3 Bg6
3   +1.21   00:00     601  f3 Bg6 f4
4   +1.03   00:00    1417  f3 Nc8 Qb4 Bg6
5   +1.15   00:00    2001  f3 Bg6 f4 Bg7 a5
6   +0.68   00:00    6887  f3 Bg6 f4 Bg7 a5 O-O
7   +1.07   00:00    8924  f3 Bg6 f4 Bg7 a5 O-O a6 gxf4
8   +0.62   00:00   18360  f3 Bg6 f4 Bg7 a5 gxf4 Bxf4 O-O
9   +0.52   00:00   24208  f3 Bg6 f4 Bg7 a5 gxf4 Bxf4 O-O a6 Rab8
10   +0.59   00:00   50519  f3 Bg7 Nb5 O-O Qc7 Qxc7 Nxc7 Ra7 fxe4 Rxc7 Ba5
11   +0.57   00:00   94412  f3 Bg7 fxe4 Bxe5 Nf3 Bxa1 Rxa1 dxe4 Qb2 O-O Ne5 Qd5 Nc4 Rfd8
12   +0.10   00:00  147587  f3 Bg7 fxe4 Bxe5 Nf3 Bxa1 Rxa1 dxe4 Qb2 O-O Ne5 Qd5 Be3 Rfb8 Qc3 Qb3
13   +0.09   00:00  356384  f3 Bg6 Ba6 Bg7 Rfe1 O-O Qb7 Qxb7 Bxb7 Rab8 Bxc6 Rfc8 Bd7 Rxc5 a5
14   -0.17   00:14  614448  f3 Bg6 f4 Bg7 a5 O-O a6 Rfb8 Qa5 gxf4 Bxf4 Be4 a7 Rb2 Bg3
15   +0.26   00:15  933404  f3 Bg6 f4 Bg7 a5 O-O a6 Rfb8 Qa5 Ra7 fxg5 hxg5 Rf6 Bxf6 exf6 e5 fxe7 exd4 Bxg5
16   -0.17   00:17   2169K  f3 Bg6 Qb4 Bg7 f4 Be4 a5 O-O fxg5 hxg5 Bxg5 Bxe5 Qd2 Ng6 a6 Qa7 Ra5 f6 Nxc6
17   +0.34   00:22   5267K  f3 Bg7 fxe4 dxe4 Nxc6 Nxc6 Bb5 Qd4+ Kh1 O-O Qxc6 e3 Bxe3 Qxe3 Rae1 Qc3 Qd6 Qh3 c6 Rad8 Qb4 Rd5 Qb2 Qxg4
18   +0.86   00:25   7075K  f3 Bh7 a5 Bg7 Nxc6 Nxc6 Bb5 Rc8 a6 Bxe5 a7 Ke7 a8=Q Rxa8 Bxc6 Qxc6 Qxc6 Rxa1 Rxa1 Bxa1
19   +0.92   00:33  12346K  f3 Bg6 a5 Bg7 Nxc6 Nxc6 Bb5 Rc8 a6 Bxe5 a7 Ke7 a8=Q Rxa8 Bxc6 Qxc6 Qxc6 Bxa1 Be3 Kf6 f4 gxf4 Qd6 Be5 Rxf4+ Bxf4 Qxf4+ Ke7 Bd4
20   +0.18   00:41  18720K  f3 Bg6 a5 Bg7 Nxc6 Nxc6 Bb5 Rc8 a6 Bxe5 a7 Ke7 a8=Q Rxa8 Rxa8 Rxa8 Bxc6 Rb8 Bxd7 Rxb6 cxb6 Kxd7 f4 gxf4 b7 Kc7 Bxf4 Bxf4 b8=B+ Kxb8
21   +0.11   00:54  27764K  f3 Bg6 a5 Bg7 Nxc6 Nxc6 Bb5 Rc8 a6 Bxe5 a7 Ke7 Ra6 Rb8 axb8=Q Rxb8 Qxc6 Rxb5 Qxd7+ Kxd7 c6+ Kc8 Rd1 Rb2 Ba5 Bxh2+ Kf1 Bc7 Bc3 Rb3
22   +0.31   01:11  36217K  f3 Bg6 Ba6 Bg7 Rfe1 O-O Qb7 Ra7 Qxd7 Rxd7 a5 Ra7 Bf1 Rc8 a6 Bh7 Re3 Ng6 Rae1 Bf8 Bb4 Nf4 Rc1 Bg6 Rb3 Bg7 Re1
23   +0.12   01:46  54440K  f3 Bg6 a5 Bg7 Nxc6 Nxc6 Bb5 Rc8 a6 Bxe5 a7 Ke7 Ra6 Rb8 axb8=Q Rxb8 Qxc6 Rxb5 Qxd7+ Kxd7 c6+ Kc8 Rc1 Bb2 Re1 Bd4+ Kh1 Bd3 Ra4 Bc4 Ra8+ Kc7
24   +0.00   02:52  90469K  f3 Bg6 Rfe1 Bg7 Ba6 Qa7 Bf1 Qd7 Ba6
25   +0.00   03:40 120440K  f3 Bg6 Rfe1 Bg7 Ba6 Qa7 Bf1 Qd7 Ba6
26   +0.00   04:55 163970K  f3 Bg6 Rfe1 Bg7 Ba6 Qa7 Bf1 Qd7 Ba6
27   +0.00   06:01 215051K  f3 Bg6 Rfe1 Bg7 Ba6 Qa7 Bf1 Qd7 Ba6
28   +0.00   07:32 287799K  f3 Bg6 Rfe1 Bg7 Ba6 Qa7 Bf1 Qd7 Ba6
29   +0.87   12:04 518552K  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Ke7 Nxh8 Rxh8 Qa6 Rd8 Qxc6 Rd5 Qb7+ Kf6 c6 e3 c7 e2 Qb4 Be5 Qf8+ Kg6 Qe8+ Kf6
30   +0.82   15:15 665718K  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Kg8 Nxh8 Kxh8 Qc4 Rb1+ Kg2 Rb2+ Kf1 e5 Qe6 Rxh2 Qf6+ Kh7 Qf7+ Kh8 Qe8+ Kg7 Qd7+ Kf8 Qxc6 e3 Qc8+ Kg7 Qd7+ Kf6 Qc6+ Kg7
31   +0.77   17:40 781720K  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Kg8 Nxh8 Kxh8 a5 Kg7 a6 e3 a7 Ra8 Qc4 e5 Qa6 e2 Qb7+ Kf6 Qxc6+ Ke7 Qe4 Rxa7 Qxe2 Rc7 Qe4 Rxc5 Qh7+ Kd8
32   +0.81   25:08   1110M  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Kg8 Nxh8 Kxh8 a5 Kg7 a6 e3 Qd3 e5 a7 Ra8 Qa6 e2 Qb7+ Kf6 Qxc6+ Ke7 Qe4 Rxa7 Qxe2 Rc7 Qe4 Rxc5
33   +1.08   37:12   1595M  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Ke7 Nxh8 Rxh8 Qg2 Bxc5 Qxe4 Kd6 Qd3+ Ke5 Qe2+ Kd6 Qd2+ Ke5 Qc3+ Bd4 Qxc6 Rf8 Kg2 Rf2+ Kg3 Ra2 Qc7+ Kd5 Qa5+ Kd6 Qd8+ Kc5
34   +1.26   49:13   2061M  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Rb8 Qd2 Nxe2+ Qxe2 Bxa1 Qf1 Bd4+ Kh1 Kg7 Nxh8 Kxh8 a5 Kg7 a6 e3 a7 Ra8 Qa6 Kf6 Kg2 e2 Qxe2 Rxa7 Qf3+ Ke7 Qxc6 Be5 Qe4 Ra2+ Kf1 Ra1+ Ke2 Ra2+ Kd1 Bf4 h3 Kf6 h4 Rd2+ Kc1
35   +1.20 1:05:03   2690M  f3 Bh7 Bb5 cxb5 axb5 Qc8 Rxa8 Qxa8 Bc3 Qc8 c6 Bg7 Qc5 Bd3 Ra1 O-O Qxe7 Bxb5 Qc5 Bd3 c7 Re8 Nc6 Bf8 Qb6 Qd7 Ra7 d4 Bxd4 Rc8 Rb7 Be2 Kf2 Bc4 Na7 Bd5 Nxc8
36   +1.43 1:49:15   4701M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 a6 fxg4 fxg4 Rf7 a7 Ra8 Ra6 d4 Bb4 Bf8 Rb6 d3 h3 Kg7 Rf1 Be4 Rxf7+ Kxf7 Rb7+ Kg6 Ne7+ Bxe7 Rxe7
37   +1.35 2:22:02   6207M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 gxf5 Rxf5 Kg2 Bh5 Re3 Rf7 a6 Rc7 a7 Rxc6 a8=Q Rxa8 Rxa8+ Kf7 Ra5 Bf8 Rc3 Bg7 f4 Kg6 Rh3 d4 Kf2 Bf8 fxg5 hxg5 Rg3 Rxc5 Rxg5+ Kh6
38   +1.55 3:07:19   8195M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 gxf5 Rxf5 Kg2 Bh5 Re3 Rf7 a6 Rc7 a7 Rxc6 a8=Q Rxa8 Rxa8+ Kh7 Ra5 Kg6 Bc3 Rc7 Bd4 Kf5 Ra6 Be8 Re1 h5 Kg3 h4+ Kg2 Bb5 Rb6 Be8 Re2 Bh5
39   +1.48 3:57:26  10027M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 gxf5 Rxf5 Kg2 Bh5 Re3 Rf7 a6 Rc7 a7 Rxc6 a8=Q Rxa8 Rxa8+ Kh7 Ra5 Kg6 Bc3 Rc7 Bd4 Kf5 Ra6 Be8 Re1 h5 Kf2 Bc6 Kg3 h4+ Kf2 Bb5 Rb6 Bc6 Bc3
40   +1.46 6:39:16  15789M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 gxf5 Rxf5 Kg2 Rf7 Nd4 Bd3 c6 Bf8 Be3 Rc8 a6 Ra7 Nxe6 Rxa6 Rxa6 Bxa6 c7 Bc4 Rc1 Kf7 Nd8+ Ke8 Bb6 Bb4 Rc2 Kd7 e6+ Ke8 Nc6 Bd6 Na7 Rxc7 Bxc7 Bxc7 Nc6
41   +1.51 8:50:38  20428M  f3 Bg6 Bb5 Rc8 Ba6 Rd8 Rfe1 Bg7 a5 O-O Bb7 f5 Bxc6 Nxc6 Qxc6 Qxc6 Nxc6 Rde8 gxf5 Rxf5 Kg2 Rf7 Nd4 Bd3 c6 Bf8 Be3 Rc8 Rad1 Bc4 Rb1 Ra7 Bd2 Raa8 Rb7 Bc5 Nxe6 Rxc6 Nxc5 Rxc5 Rb6 Bd3 Re3 Bf5 Rxh6
42   +1.60 12:01:37  28929M  f3 Bg7 fxe4 dxe4 Qb2 Bxe5 Bc3 Nd5 Nb5 Nxc3 Nd6+ Kf8 Rxf7+ Qxf7 Nxf7 Kxf7 Qb7+ Kg6 Re1 Rac8 Qd7 Rhe8 Bd1 Rcd8 Qxc6 Re7 Bc2 Kf6 Bxe4 Rc7 Qa6 Nxe4 Rxe4 Rxc5 Re2 Rcd5 a5 Rd2 h3 R8d6 Qa8 Rxe2 Qf3+ Bf4 Qxe2 Rd2 Qc4 Ke7 Qb4+ Kf7 a6 Ra2 Qb7+ Kf6
Parent - - By darmar (**) Date 2016-08-28 01:25
Bb5!!
Parent - By Lazy Frank (***) [gb] Date 2016-08-28 01:31
Hmmm ... and f3 not a winning? :razz:
You asked to found winning move (IIRC).
- By Lazy Frank (***) [gb] Date 2016-08-24 15:17
Latest profiled SF: move f3, 8 threads, 35 seconds to reach over +1.0.
Up Topic The Rybka Lounge / Test Positions / Strong position for engines

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