14. Nd5!!

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Jack Lad
Posts: 8557
Joined: Wed Mar 08, 2006 9:01 pm
Location: UK

14. Nd5!!

Post by Jack Lad » Mon Feb 23, 2009 6:34 pm

[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
Now cracks a noble heart.—Good night, sweet Princess, And flights of angels sing thee to thy rest!

daws
Posts: 916
Joined: Wed Mar 08, 2006 9:03 pm

Re: 14. Nd5!!

Post by daws » Mon Feb 23, 2009 8:14 pm

Jack Lad wrote:[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
Rybka 3

1.Nd5 exd5 2.Bxf6 Bxf6 3.Qxh7+ Kf8 4.cxd5 d6 5.Bh5 Nd7 6.Nxf7 Ke7 7.Rc1 Nc5 8.b4 Bxd5 9.Nxd8 Rxd8 10.Qc2 Qc6 11.f4 Be4 12.Qe2 Qb5 13.bxc5

+- (1.90) Depth: 14 00:00:17 866kN

Tord Romstad
Posts: 1808
Joined: Wed Mar 08, 2006 8:19 pm
Location: Oslo, Norway

Re: 14. Nd5!!

Post by Tord Romstad » Mon Feb 23, 2009 8:25 pm

Jack Lad wrote:[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
Glaurung 090222 on an iPod Touch (ARM 412 MHz, 16 MB hash) plays Nd5 after 77 seconds:

Code: Select all

 4     +1.12   00:00     3265 Bh5 g6 Bf3 Ng4 Bxg4 Bxg5 
 4     +1.65   00:00     4659 Na4 g6 Bc3 Ng4 Bxg4 Bxg5 
 5     +1.53   00:00    10577 Na4 e5 Bh5 g6 Be2 
 6     +1.61   00:01    20589 Na4 e5 f4 Nc6 Bh5 g6 
 7     +1.80   00:03    34002 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 
 8     +1.67   00:05    61676 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 g6 
 9     +1.47   00:14   158130 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 g6 Ba3 
10     +1.53   00:35   404302 Na4 g6 Bd4 Nd5 Qc1 Bxg5 cxd5 Qxc1 Rxc1 Bxd5 f4 b5 
                              fxg5 bxa4 
11     +1.29   01:02   723973 Na4 h6 Bxf6 Bxf6 Qh7+ Kf8 Ne4 Bxe4 Qxe4 Nc6 Qh7 
                              Ne7 Bh5 d5 Qh8+ Ng8 cxd5 Rxd5 Rxd5 exd5 
11     +2.39   01:17   896544 Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 Qc5 Rd4 Nc6 Re4+ Ne7 
12     +2.33   01:30    1052k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 Qc5 Rc1 Qe7 Qf5 
13     +2.27   01:59    1406k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 d6 Rc1 Qd8 Qf5 Nd7 
Nodes: 2140000
Nodes/second: 11800
Tord

F. Bluemers
Posts: 867
Joined: Thu Mar 09, 2006 10:21 pm
Location: Nederland
Contact:

Re: 14. Nd5!!

Post by F. Bluemers » Mon Feb 23, 2009 8:26 pm

Jack Lad wrote:[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
oll shredder 9 (32 mb//e6750 2.66 Ghz)

Code: Select all

rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - -
           +---+---+---+---+---+---+---+---+
         8 |*T*|*P*|   |*T*|   |:::|*K*|:::
           +---+---+---+---+---+---+---+---+
         7 |:::|*L*|*D*|*p*|*L*|*p*|*p*|*p*
           +---+---+---+---+---+---+---+---+
         6 |*p*|*p*|   |:::|*p*|*P*|   |:::
           +---+---+---+---+---+---+---+---+
         5 |:::|   |:::|   |:::|   | P |   
           +---+---+---+---+---+---+---+---+
         4 |   |:::| p |:::|   |:::|   |:::
           +---+---+---+---+---+---+---+---+
         3 |:::| p | P |   | p |   |:::|   
           +---+---+---+---+---+---+---+---+
         2 | p | L | D |:::| L | p | p | p 
           +---+---+---+---+---+---+---+---+
         1 |:::|   |:::| T |:::| T | K |   
           +---+---+---+---+---+---+---+---+
             a   b   c   d   e   f   g   h
Shredder 9 UCI
 10/22	 0:01 	+0.81 	1.Pb1 g6 2.Dc3 Pc6 3.Pe4 Pe5 4.Dxe5 Dxe5 5.Lxe5 Lxe4 (1.048.977) 672
 11/28	 0:02 	+0.80 	1.Pb1 g6 2.f4 Pc6 3.Lf3 Pb4 4.Dd2 Lxf3 5.Txf3 Pg4 6.Tg3 Lxg5 (1.859.798) 677
 12/28	 0:04 	+0.76 	1.Pb1 g6 2.f4 Pc6 3.a3 d5 4.cxd5 (3.298.661) 673
 12/40	 0:06 	+0.77++	1.Lh5 (4.412.486) 668
 12/40	 0:06 	+0.77 	1.Lh5 g6 (4.682.573) 669
 13/29	 0:11 	+0.70 	1.Lh5 g6 2.Lf3 Lxf3 3.Pxf3 d6 4.Pe4 Pbd7 5.Dd3 Pe5 6.Pxe5 dxe5 7.Pxf6+ Lxf6 8.De4 Tac8 9.f3 (7.857.262) 673
 13/34	 0:14 	+0.71++	1.Pce4 (9.448.222) 669
 13/34	 0:17 	+0.71 	1.Pce4 Pxe4 2.Pxe4 Pc6 (11.644.322) 664
 13/35	 0:22 	+0.72++	1.f4 (14.612.256) 661
 13/35	 0:22 	+0.72 	1.f4 h6 2.Pge4 d5 3.Pxf6+ Lxf6 4.cxd5 exd5 5.Lf3 Tc8 (14.997.690) 661
 13/35	 0:23 	+0.73++	1.Pd5 (15.542.258) 663
 13/35	 0:23 	+1.08++	1.Pd5 (15.807.423) 664
 13/38	 0:25 	+1.84 	1.Pd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Tc8 6.Lxf7 Dc2 7.Le6 Dxh7 8.Pxh7+ Ke7 9.Lxc8 Lxc8 10.Pxf6 Kxf6 (16.801.934) 670
 14/43	 0:30 	+2.09++	1.Pd5 exd5 (20.937.851) 683
 14/43	 0:32 	+2.09 	1.Pd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Lxg5 (22.821.677) 692
 15/42	 0:39 	+1.86 	1.Pd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Lxg5 6.Dh8+ Ke7 7.Dxg7 Tf8 8.Tc1 Dd8 9.Dxg5+ Ke8 (28.002.553) 704
 16/45	 0:54 	+2.07 	1.Pd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Lxg5 6.Dh8+ Ke7 7.Dxg7 Tf8 8.Tc1 Dd8 9.Dxg5+ Ke8 10.Df5 Pd7 11.De6+ De7 12.Tc7 Dxe6 13.dxe6 Pc5 14.Td1 (38.867.935) 718
 17/48	 1:28 	+1.90 	1.Pd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Lxg5 6.Dh8+ Ke7 7.Dxg7 Tf8 8.Tc1 Dd8 9.Dxg5+ Ke8 10.Df5 Pd7 11.De6+ De7 12.Tc7 Dxe6 13.dxe6 Pc5 14.Td1 (64.615.298) 733

bob
Posts: 20923
Joined: Mon Feb 27, 2006 6:30 pm
Location: Birmingham, AL

Re: 14. Nd5!!

Post by bob » Mon Feb 23, 2009 8:28 pm

Jack Lad wrote:[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
Here's a second one that wil:

Code: Select all

               16     6.35   1.33   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Ke7 8. Nh6 Kd8 9. Nf5
               16->   8.47   1.33   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Ke7 8. Nh6 Kd8 9. Nf5 (s=5)
               17     8.84   1.41   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Qa3 8. Qg6 Kg8 9. Rfe1 Rc2 (s=4)
               17->  10.55   1.41   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Qa3 8. Qg6 Kg8 9. Rfe1 Rc2 (s=3)
               18    11.33   1.41   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Qa3 8. Qg6 Kg8 9. Rfe1 Rc2 10. Nh6+
                                    Kh8 11. Nf7+ Kg8 (s=2)
               18->  15.27   1.41   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Rc8 6. Nxf7 Qc5 7.
                                    e4 Qa3 8. Qg6 Kg8 9. Rfe1 Rc2 10. Nh6+
                                    Kh8 11. Nf7+ Kg8 (s=3)
               19    19.72   1.09   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Bxg5 6. Qh8+ Ke7
                                    7. Qxg7 Rf8 8. Qxg5+ Ke8 9. Rc1 Qd8
                                    10. Qf5 Nd7 11. Qe6+ Qe7 12. Qf5 (s=2)
               19->  56.44   1.09   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Bxg5 6. Qh8+ Ke7
                                    7. Qxg7 Rf8 8. Qxg5+ Ke8 9. Rc1 Qd8
                                    10. Qf5 Nd7 11. Qe6+ Qe7 12. Qf5 (s=4)
               20     1:03   1.28   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Bxg5 6. Qh8+ Ke7
                                    7. Qxg7 Rf8 8. Qxg5+ Ke8 9. Rc1 Qd8
                                    10. Qf5 Nd7 11. Rc4 Rc8 12. Rf4 (s=3)
               20->   1:26   1.28   1. Nd5 exd5 2. Bxf6 Bxf6 3. Qxh7+ Kf8
                                    4. cxd5 d6 5. Bh5 Bxg5 6. Qh8+ Ke7
                                    7. Qxg7 Rf8 8. Qxg5+ Ke8 9. Rc1 Qd8
                                    10. Qf5 Nd7 11. Rc4 Rc8 12. Rf4 (s=3)
              time=1:47  mat=0  n=2006206447  fh=90%  nps=18.7M
              ext-> check=59.9M qcheck=70.7M reduce=1014.0M/194.0M
              predicted=0  evals=1658.4M  50move=0  EGTBprobes=0  hits=0
              SMP->  splits=201946  aborts=22888  data=64/512  elap=1:47
terminating SMP processes.

User avatar
smrf
Posts: 484
Joined: Mon Mar 13, 2006 10:08 am
Location: Klein-Gerau, Germany
Contact:

Re: 14. Nd5!!

Post by smrf » Mon Feb 23, 2009 8:30 pm

SMIRF MS-175j needs some time ...
  • 03:36.7 (13.01=) +1.186 14.Nd5 (Bh5) exd5 15.Bxf6 Bxf6 16.Qxh7+ Kf8 17.cxd5 d6 18.h4 Nd7 19.Bc4 Ne5 20.Qh8+ Ke7 21.f4
    02:06.9 (12.19=) +1.223 14.Nd5 (Bh5) exd5 15.Bxf6 Bxf6 16.Qxh7+ Kf8 17.cxd5 d6 18.f4 Rc8 19.Bf3 Bxg5 20.fxg5 Nc6
    02:03.8 (12.19+) +0.646 14.Nd5 (Bh5) exd5 15.Bxf6 Bxf6 16.Qxh7+ Kf8 17.cxd5 Bxg5 18.d6 Qxd6 19.Rxd6 Bxg2

    01:44.9 (12.03=) +0.645 14.Bh5 (Na4) g6 15.Be2 Nc6 16.Nce4 Nxe4 17.Nxe4 Ne5 18.Bc3 f6 19.Bxe5 fxe5 20.Qd3
    01:29.1 (12.01=) +0.645 14.Bh5 (f4) g6 15.Be2 Nc6 16.Nce4 Nxe4 17.Nxe4 Ne5 18.Bc3 f6 19.Bxe5 fxe5 20.Qd3
    00:40.7 (11.02=) +0.688 14.Bh5 (f4) g6 15.Bf3 Bxf3 16.gxf3 d5 17.cxd5 exd5 18.Nxd5 Nxd5 19.Qxc7 Nxc7 20.Rxd8+ Bxd8 21.h4 Bxg5
    00:38.1 (11.02+) +0.688 14.Bh5 (f4) g6 15.Bf3 Bxf3 16.gxf3 d5 17.cxd5 exd5 18.Nxd5 Nxd5 19.Qxc7 Nxc7 20.Rxd8+ Bxd8 21.h4
    00:36.9 (11.01=) +0.686 14.f4 (Bh5) h6 15.Nge4 d5 16.cxd5 exd5 17.Nxf6+ Bxf6 18.Nxd5 Qxc2 19.Nxf6+ gxf6 20.Rxd8+ Kg7 21.Be5 fxe5
    00:19.1 (10.01=) +1.012 14.f4 (Bh5) h6 15.Nge4 b5 16.Bf3 bxc4 17.bxc4 Nxe4 18.Nxe4 d5 19.Qb3
    00:12.0 (09.05=) +1.070 14.f4 (Bh5) h6 15.Nge4 d6 16.Bf3 Nh7 17.Ba3 Nc6 18.Bh5
    00:11.3 (09.05+) +0.932 14.f4 (Bh5) Bc5 15.Qd3 h6 16.Nge4 Bxe4 17.Nxe4 Nxe4 18.Qxe4 Bxe3+ 19.Qxe3 d5
    00:08.0 (09.03=) +0.930 14.Bh5 (Na4) g6 15.Be2 d5 16.cxd5 exd5 17.Nxd5 Nxd5 18.Qxc7 Nxc7 19.Rxd8+ Bxd8 20.a4
    00:07.6 (09.02=) +0.930 14.Bh5 (Nb1) g6 15.Be2 d5 16.cxd5 exd5 17.Nxd5 Nxd5 18.Qxc7 Nxc7 19.Rxd8+ Bxd8 20.a4
    00:05.1 (08.18=) +0.893 14.Nb1 (Bh5) g6 15.Nc3 d5 16.cxd5 exd5 17.f4 Qxc3 18.Bxc3 d4
    00:04.1 (08.02=) +0.893 14.Nb1 (Na4) g6 15.Nc3 d5 16.cxd5 exd5 17.Nxd5 Qxc2 18.Nxe7+ Kf8 19.Rxd8+ Kxe7 20.Be5
    00:03.6 (08.02+) +0.674 14.Nb1 (Na4) g6 15.Nc3 h6 16.Nce4 Bxe4 17.Nxe4 Nxe4 18.Qxe4 Qxh2+ 19.Kxh2 Bd6+
    00:03.5 (08.01=) +0.672 14.Na4 (Nb1) h6 15.Bxf6 Bxf6 16.Ne4 Be7 17.f4 f5
    00:01.2 (07.01=) +1.744 14.Na4 (Nb1) g6 15.Bd4 b5 16.Bxf6 Bxf6 17.Qf5
    00:00.5 (06.01=) +1.660 14.Na4 (Nb1) g6 15.f3 e5 16.h4 Be4
    00:00.2 (05.01=) +1.795 14.Na4 (Nb1) Qc6 15.f3 h6 16.Bxf6 Bxf6 17.Qg6
    00:00.2 (04.49=) +1.475 14.Na4 (Nb1) Qc6 15.f3 h6
    00:00.1 (04.02=) +0.729 14.f4 (f3) Bc5 15.Qd3 Bf3
    00:00.0 (02.24=) +0.865 14.f4 (f3) Bf3
    00:00.0 (02.00?) +0.533 14.Qxh7+ (=/=)

Engin
Posts: 880
Joined: Mon Jan 05, 2009 6:40 pm
Location: Germany
Full name: Engin Üstün

Re: 14. Nd5!!

Post by Engin » Mon Feb 23, 2009 8:32 pm

FEN: rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Tornado_2_2_w32:
1 00:02 1 0 +1,08 1.a4
1 00:02 6 0 +1,23 1.a3
1 00:02 13 0 +1,32 1.e4
1 00:02 31 0 +1,70 1.Sce4
2/3 00:02 235 0 +1,70 1.Sce4
3/4 00:02 722 0 +1,70 1.Sce4
4/6- 00:02 993 0 +1,30 1.Sce4
4/8 00:02 1.516 0 +0,98 1.Sce4
5/8 00:02 5.507 0 +0,73 1.Sce4 Sxe4 2.Sxe4 d5 3.Sg3
5/10 00:02 10.299 0 +0,97 1.Sa4 h6 2.Lxf6 Lxf6 3.Dh7+
6/11 00:02 12.663 0 +1,05 1.Sa4 h6 2.Lxf6 Lxf6 3.Dh7+ Kf8
7/12- 00:02 17.429 0 +0,65 1.Sa4 h6 2.Lxf6 Lxf6 3.Dh7+ Kf8 4.Se4
7/12 00:02 25.073 0 +0,21 1.Sa4 h6 2.Lxf6 Lxf6 3.Dh7+ Kf8 4.Se4
7/12 00:03 57.905 0 +0,55 1.a3 h6 2.Sf3 Sc6 3.Se4 Se5 4.Sxf6+
8/12 00:03 97.122 0 +0,51 1.a3 h6 2.Sf3 Sc6 3.Se4 Se5 4.Sxf6+ Lxf6
9/14 00:03 138.964 0 +0,60 1.a3 h6 2.Sf3 Sc6 3.Td2 d6 4.Se4 Se5 5.Sxe5
10/18 00:03 338.136 0 +0,49 1.a3 h6 2.Sf3 Sc6 3.Td2 d6 4.Tfd1 Se5 5.Sxe5 dxe5
10/19 00:04 559.049 559.049 +0,76 1.Lh5 g6 2.Le2 d5 3.Td2 dxc4 4.Txd8+ Lxd8 5.Db1 Le7
11/19 00:04 785.217 785.217 +0,79 1.Lh5 g6 2.Lf3 Lxf3 3.Sxf3 Sc6 4.a3 d5 5.cxd5 Sxd5 6.Sxd5
12/22 00:05 1.112.967 556.483 +0,71 1.Lh5 g6 2.Lf3 Lxf3 3.Sxf3 Sc6 4.a3 d5 5.cxd5 exd5 6.Sd4 Sg4
13/24 00:08 2.126.042 425.208 +0,58 1.Lh5 g6 2.Lf3 Lxf3 3.Sxf3 Sc6 4.a3 Sg4 5.Se2 Sce5 6.Sxe5 Sxe5 7.De4
14/27 00:14 4.677.281 425.207 +0,38 1.Lh5 g6 2.Le2 h6 3.Sf3 Sg4 4.Se4 f5 5.Dc3 e5 6.Sg3 Sc6 7.Td5 Tf8
14/27 00:31 11.755.446 419.837 +0,73 1.Td2 h6 2.Sge4 Sxe4 3.Sxe4 Sc6 4.a3 Sa5 5.f3 e5 6.b4 Lxe4 7.fxe4 Sc6
15/29 00:40 15.593.570 421.447 +0,44 1.Td2 h6 2.Sge4 Sxe4 3.Sxe4 Sc6 4.a3 Sa5 5.f3 Lxe4 6.fxe4 Sc6 7.Db1 Se5 8.Kh1
15/30 00:46 18.243.738 424.272 +0,61 1.Sd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Tc8 6.Sxf7 Sd7 7.e4 Ta7 8.b4
16/35+ 01:16 30.717.292 420.784 +1,01 1.Sd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Tc8 6.Sxf7 Sd7 7.e4 Ta7 8.b4 Se5
16/35 01:19 32.094.429 422.295 +1,39 1.Sd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Tc8 6.Sxf7 Ta7 7.Df5 Dd7 8.Df4 Tc5
17/35- 01:29 36.587.722 425.438 +0,99 1.Sd5 exd5 2.Lxf6 Lxf6 3.Dxh7+ Kf8 4.cxd5 d6 5.Lh5 Tc8 6.Sxf7 Ta7 7.Df5 Dd7 8.Df4 Tc5 9.e4

Tord Romstad
Posts: 1808
Joined: Wed Mar 08, 2006 8:19 pm
Location: Oslo, Norway

Re: 14. Nd5!!

Post by Tord Romstad » Mon Feb 23, 2009 8:35 pm

Tord Romstad wrote:
Jack Lad wrote:[d] rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Betcha your engine won't dare to play it! :twisted:
Glaurung 090222 on an iPod Touch (ARM 412 MHz, 16 MB hash) plays Nd5 after 77 seconds:

Code: Select all

 4     +1.12   00:00     3265 Bh5 g6 Bf3 Ng4 Bxg4 Bxg5 
 4     +1.65   00:00     4659 Na4 g6 Bc3 Ng4 Bxg4 Bxg5 
 5     +1.53   00:00    10577 Na4 e5 Bh5 g6 Be2 
 6     +1.61   00:01    20589 Na4 e5 f4 Nc6 Bh5 g6 
 7     +1.80   00:03    34002 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 
 8     +1.67   00:05    61676 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 g6 
 9     +1.47   00:14   158130 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 g6 Ba3 
10     +1.53   00:35   404302 Na4 g6 Bd4 Nd5 Qc1 Bxg5 cxd5 Qxc1 Rxc1 Bxd5 f4 b5 
                              fxg5 bxa4 
11     +1.29   01:02   723973 Na4 h6 Bxf6 Bxf6 Qh7+ Kf8 Ne4 Bxe4 Qxe4 Nc6 Qh7 
                              Ne7 Bh5 d5 Qh8+ Ng8 cxd5 Rxd5 Rxd5 exd5 
11     +2.39   01:17   896544 Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 Qc5 Rd4 Nc6 Re4+ Ne7 
12     +2.33   01:30    1052k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 Qc5 Rc1 Qe7 Qf5 
13     +2.27   01:59    1406k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 Bh5 Bxg5 Qh8+ Ke7 
                              Qxg7 Rf8 Qxg5+ Ke8 cxd5 d6 Rc1 Qd8 Qf5 Nd7 
Nodes: 2140000
Nodes/second: 11800
Just for fun, I tried again with the same engine version running on my 2.8 GHz Core 2 Duo (yes, I know, I am cheating). Not surprisingly, it's more than a little faster:

Code: Select all

 8     +1.51   00:00   133966 Na4 h6 Bxf6 Bxf6 Qh7+ Kf8 Nh3 Bc6 Bh5 g6 Qxh6+ 
                              Bg7 
 9     +1.47   00:00   346571 Na4 e5 f4 Nc6 fxe5 Nxe5 Bh5 g6 Ba3 
10     +1.27   00:00   813270 Na4 h6 Bxf6 Bxf6 Qh7+ Kf8 Nh3 Bc6 Nf4 Bxa4 bxa4 
                              Be5 Bh5 Bxf4 Qh8+ Ke7 Qxg7 Bxh2+ Kh1 
11     +1.29   00:00    1497k Na4 h6 Bxf6 Bxf6 Qh7+ Kf8 Ne4 Bxe4 Qxe4 Nc6 Qh7 
                              Ne7 Bh5 d5 Qh8+ Ng8 cxd5 Rxd5 Rxd5 exd5 
11     +2.67   00:01    2053k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Rc1 Qd7 Qxg5+ Ke8 
12     +2.59   00:01    2338k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Rc1 Qd7 Qxg5+ Ke8 e4 
13     +2.75   00:01    3114k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Rc1 Qd7 Qxg5+ Ke8 Bg4 Qe7 
14     +2.24   00:02    4830k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Qf5 Nd7 Qe6+ Kd8 Bxf7 
                              Nc5 Qf6+ Kc8 
15     +2.18   00:04    9441k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Rd4 Nd7 Rf4 Ne5 Rd1 
                              Rc8 
16     +2.27   00:08   20337k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Rd4 Nd7 Rf4 Ne5 Rd1 
                              Rh8 Rdd4 
17     +2.06   00:19   47216k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Rd4 Nd7 f4 Qc2 Rc4 
                              Qd3 e4 Rc8 
18     +2.04   00:42  103697k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Rd4 Qe7 Qf5 Nd7 Rf4 
                              Kd8 Bg4 Ne5 Rc1 Nxg4 Rxg4 
19     +1.98   01:28  223904k Nd5 exd5 Bxf6 Bxf6 Qxh7+ Kf8 cxd5 d6 Bh5 Bxg5 
                              Qh8+ Ke7 Qxg7 Rf8 Qxg5+ Ke8 Rc1 Qd8 Qf4 Nd7 Qxd6 
                              Nf6 Qe6+ Qe7 Rc7 Qxe6 dxe6 Nxh5 Rxb7 fxe6 Rxb6 
Nodes: 484449053
Nodes/second: 2445995
Tord

Tord Romstad
Posts: 1808
Joined: Wed Mar 08, 2006 8:19 pm
Location: Oslo, Norway

Re: 14. Nd5!!

Post by Tord Romstad » Mon Feb 23, 2009 8:54 pm

bob wrote:

Code: Select all

              time=1:47  mat=0  n=2006206447  fh=90%  nps=18.7M
18.7 *million* nodes per second? Wow, that's almost sixteen hundred times faster than Glaurung for this position. :)

What hardware did you use?

Tord

User avatar
beachknight
Posts: 3533
Joined: Tue Jan 09, 2007 7:33 pm
Location: Antalya, Turkey
Contact:

Re: 14. Nd5!!

Post by beachknight » Mon Feb 23, 2009 9:32 pm

FEN: rn1r2k1/1bqpbppp/pp2pn2/6N1/2P5/1PN1P3/PBQ1BPPP/3R1RK1 w - - 6 14

Glaurung 2.2 JA:

11 00:00 644.639 1.648.693 +1,25 14.Nc3a4 h7h6 15.Bb2xf6 Be7xf6 16.Qc2h7+ Kg8f8 17.Ng5e4 Bb7xe4 18.Qh7xe4 Nb8c6 19.Qe4h7 d7d5 20.c4xd5 e6xd5 21.Qh7h8+ Kf8e7 22.Qh8h7
11 00:00 843.093 1.861.132 +2,39 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 Qc7c5 22.Rd1d4 Nb8c6 23.Rd4e4+ Nc6e7
12 00:00 1.003.085 1.885.498 +2,33 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 Qc7c5 22.Bh5g4 Qc5e7 23.Qg5g7
13 00:00 1.354.440 2.113.010 +2,35 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 Qc7c5 22.Rd1c1 Qc5e7 23.Qg5f5 Rf8g8
14 00:00 2.192.734 2.460.980 +2,52 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 Qc7d6 22.Rd1c1 Qd6e7 23.Qg5f5 d7d6 24.e3e4
15 00:01 4.335.919 2.860.104 +2,43 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1d4 Nb8d7 23.Qg5f5 Nd7c5 24.Rd4f4 Ra8c8
16 00:02 8.219.397 3.188.284 +2,35 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1d4 Qc7e7 23.Qg5f5 Nb8d7 24.Rd4f4 Nd7e5 25.Rf1d1
17 00:05 19.557.667 3.535.370 +2,07 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1c1 Qc7d8 23.Qg5f4 Qd8e7 24.Qf4f5 Qe7e5 25.Qf5xe5+ d6xe5 26.e3e4
18 00:12 47.083.473 3.724.663 +2,25 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1c1 Qc7d8 23.Qg5f4 Qd8e7 24.Qf4f5 Rf8h8 25.Rf1d1 Ke8f8 26.Qf5g4
19 00:24 95.276.590 3.864.078 +2,56 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1c1 Qc7d8 23.Qg5f5 Nb8d7 24.Qf5e6+ Qd8e7 25.Rc1c7 Qe7xe6 26.d5xe6 Nd7c5 27.Rf1c1 Ke8d8 28.Rc7xf7
20 01:02 246.898.090 3.961.270 +2,58 14.Nc3d5 e6xd5 15.Bb2xf6 Be7xf6 16.Qc2xh7+ Kg8f8 17.Be2h5 Bf6xg5 18.Qh7h8+ Kf8e7 19.Qh8xg7 Rd8f8 20.Qg7xg5+ Ke7e8 21.c4xd5 d7d6 22.Rd1c1 Qc7d8 23.Qg5f5 Nb8d7 24.Qf5e6+ Qd8e7 25.Rc1c7 Qe7xe6 26.d5xe6 Nd7c5 27.Rf1d1 Ke8d8 28.Rc7xf7 Rf8xf7 29.e6xf7


Best,
hi, merhaba, hallo HT

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