The Brilliant Chess Move (54)

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

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Glarean
Posts: 262
Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann

The Brilliant Chess Move (54)

Post by Glarean »

.

The 54th "Brilliant" is a top-shot of the 19. Correspondence Chess World Champion Christophe Leotard:

http://glareanverlag.wordpress.com/2009 ... n-magazin/

Regards: Walter

.

White to move
Image
r1br2k1/7p/p2q1ppB/1p1P4/2P5/5N2/PQ3PPP/4R1K1 w

.
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zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: The Brilliant Chess Move (54)

Post by zullil »

[D] r1br2k1/7p/p2q1ppB/1p1P4/2P5/5N2/PQ3PPP/4R1K1 w - -
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zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: The Brilliant Chess Move (54)

Post by zullil »

zullil wrote:[D] r1br2k1/7p/p2q1ppB/1p1P4/2P5/5N2/PQ3PPP/4R1K1 w - -
After 30 minutes (at 25M nps), Crafty-23.1 likes Nd2:

Code: Select all

Crafty v23.1 (8 cpus)

White(1): book off
book file disabled.
White(1): ponder off 
pondering disabled.
White(1): setboard r1br2k1/7p/p2q1ppB/1p1P4/2P5/5N2/PQ3PPP/4R1K1 w - -
White(1): st 1800
search time set to 1800.00.
White(1): display stats
display statistics at end of each search.
White(1): display

       +---+---+---+---+---+---+---+---+
    8  |<R>| . |<B>|<R>|   | . |<K>| . |
       +---+---+---+---+---+---+---+---+
    7  | . |   | . |   | . |   | . |<P>|
       +---+---+---+---+---+---+---+---+
    6  |<P>| . |   |<Q>|   |<P>|<P>|-B-|
       +---+---+---+---+---+---+---+---+
    5  | . |<P>| . |-P-| . |   | . |   |
       +---+---+---+---+---+---+---+---+
    4  |   | . |-P-| . |   | . |   | . |
       +---+---+---+---+---+---+---+---+
    3  | . |   | . |   | . |-N-| . |   |
       +---+---+---+---+---+---+---+---+
    2  |-P-|-Q-|   | . |   |-P-|-P-|-P-|
       +---+---+---+---+---+---+---+---+
    1  | . |   | . |   |-R-|   |-K-|   |
       +---+---+---+---+---+---+---+---+
         a   b   c   d   e   f   g   h

White&#40;1&#41;&#58; go
              time limit 30&#58;00 (+0.00&#41; &#40;30&#58;00&#41;
              depth   time  score   variation &#40;1&#41;
starting thread 1
starting thread 2
starting thread 3
starting thread 4
starting thread 5
starting thread 6
starting thread 7
                9     0.04   0.19   1. Nd4 bxc4 2. Nc6 Bd7 3. Nxd8 Rxd8
                                    4. Qd4 Bc6 5. Qxc4 Bxd5
                9     0.07   0.22   1. Nd2 Bf5 2. g4 Bd3 3. Re6 Qd7 4.
                                    Qxf6 bxc4 5. d6
                9     0.07   0.59   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qb6 4.
                                    Qxf6 bxc4 5. Be3
                9->   0.07   0.59   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qb6 4.
                                    Qxf6 bxc4 5. Be3
               10     0.08   0.58   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    d6 Qf7 5. Nc5 bxc4 6. Nxd7 Bxd7
               10->   0.08   0.58   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    d6 Qf7 5. Nc5 bxc4 6. Nxd7 Bxd7
               11     0.10   0.58   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    d6 Qf7 5. Nc5 bxc4 6. Nxd7 Bxd7
               11->   0.12   0.58   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    d6 Qf7 5. Nc5 bxc4 6. Nxd7 Bxd7
               12     0.17   0.26   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    Qb3 bxc4 5. Qxc4 Re8 6. Kh1 Kh8
               12->   0.24   0.26   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    Qb3 bxc4 5. Qxc4 Re8 6. Kh1 Kh8 &#40;s=3&#41;
               13     0.33  -0.06   1. Ng5 Bf5 2. Ne6 Rd7 3. Bf4 Qe7 4.
                                    Qb3 Bxe6 5. Rxe6 Qc5 6. cxb5 axb5 7.
                                    d6 &#40;s=2&#41;
               13     0.41   0.01   1. c5 Qxd5 2. Qxf6 Ra7 3. Re5 Qd1+
                                    4. Re1 Qd5
               13     0.52     +1   1. Nd2!                           
               13     0.62   0.98   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6
               13->   0.65   0.98   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 &#40;s=3&#41;
               14     0.73   0.87   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 &#40;s=2&#41;
               14->   0.85   0.87   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 &#40;s=2&#41;
               15     0.98   0.71   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 8. Rc6
               15->   1.19   0.71   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 8. Rc6 &#40;s=2&#41;
               16     1.51   0.71   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 8. Rc6 Rd1+ 9. Kg2
               16->   2.28   0.71   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Kf7 8. Rc6 Rd1+ 9. Kg2 &#40;s=3&#41;
               17     2.96   0.63   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. f4 Kf7 9. Rc6 &#40;s=2&#41;
               17->   4.22   0.63   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. f4 Kf7 9. Rc6 &#40;s=2&#41;
               18     6.22   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Rc7+ Ke6
               18->   8.91   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Rc7+ Ke6 &#40;s=2&#41;
               19    12.75   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Rc7+ Ke6
               19->  16.64   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Rc7+ Ke6 &#40;s=2&#41;
               20    26.01   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Kg2 Re8 11. Rc7+ Re7
               20->  34.83   0.70   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nb6 Qxb3 6. axb3 Rab8
                                    7. Re6 Rd4 8. h3 Kf7 9. Rc6 a5 10.
                                    Kg2 Re8 11. Rc7+ Re7
               21    47.24   0.79   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Na5 Qxb3 6. axb3 Re8 7.
                                    Rxe8+ Rxe8 8. Kg2 Rc8 9. Kf3 Rc2 10.
                                    b4 Kf7 11. Nb7 Ke7 <HT>
               21->   1&#58;05   0.79   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Na5 Qxb3 6. axb3 Re8 7.
                                    Rxe8+ Rxe8 8. Kg2 Rc8 9. Kf3 Rc2 10.
                                    b4 Kf7 11. Nb7 Ke7 <HT> &#40;s=3&#41;
               22     1&#58;40   0.73   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. axb3 Rd4 7.
                                    Ne4 Kf7 8. Bf4 a5 9. Nd6+ Kg8 10. Bg3
                                    Rd3 11. Re3 Rxe3 12. fxe3 &#40;s=2&#41;
               22->   2&#58;45   0.73   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. axb3 Rd4 7.
                                    Ne4 Kf7 8. Bf4 a5 9. Nd6+ Kg8 10. Bg3
                                    Rd3 11. Re3 Rxe3 12. fxe3 &#40;s=3&#41;
               23     3&#58;41   0.60   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. axb3 Rd4 7.
                                    Ne4 Kf7 8. Bf4 a5 9. g5 a4 10. gxf6
                                    axb3 11. Ng5+ Kxf6 12. Be5+ <HT> &#40;s=2&#41;
               23->   6&#58;40   0.60   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. axb3 Rd4 7.
                                    Ne4 Kf7 8. Bf4 a5 9. g5 a4 10. gxf6
                                    axb3 11. Ng5+ Kxf6 12. Be5+ <HT> &#40;s=5&#41;
               24     8&#58;41   0.67   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. Nxb3 Re8 7.
                                    Be3 Rac8 8. Nd4 Rc4 9. Rd1 Kf7 10.
                                    Kg2 Ra4 11. Rd2 Rc4 12. Kf3 Rc1 &#40;s=4&#41;
               24->  11&#58;42   0.67   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. Nxb3 Re8 7.
                                    Be3 Rac8 8. Nd4 Rc4 9. Rd1 Kf7 10.
                                    Kg2 Ra4 11. Rd2 Rc4 12. Kf3 Rc1 &#40;s=2&#41;
               25    16&#58;04   0.67   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. Nxb3 Re8 7.
                                    Be3 Rac8 8. Nd4 b4 9. Kg2 Kf7 10. h4
                                    Rc5 11. Rd1 <HT>
               25->  23&#58;47   0.67   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Nd2 Qxb3 6. Nxb3 Re8 7.
                                    Be3 Rac8 8. Nd4 b4 9. Kg2 Kf7 10. h4
                                    Rc5 11. Rd1 <HT> &#40;s=2&#41;
              time=30&#58;00  mat=0  n=44999682286  fh=90%  nps=25.0M     
              extensions=2412.0M qchecks=2115.3M reduced=472.4M pruned=1777.4M
              predicted=0  evals=3822.8M  50move=0  EGTBprobes=643  hits=643
              SMP->  splits=3356207  aborts=495082  data=110/512  elap=30&#58;00
terminating SMP processes.
White&#40;1&#41;&#58; Nd2
              time used&#58;  30&#58;00
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Michel
Posts: 2272
Joined: Mon Sep 29, 2008 1:50 am

Re: The Brilliant Chess Move (54)

Post by Michel »

Gnuchess agrees

Code: Select all

1 31 0 144  Nd2 bxc4 Nxc4 Qxd5 Qxf6
2 -32 0 216  Nd2 Bf5
2 15 0 318  cxb5 Qxd5 Qxf6 axb5
2 15 0 438  cxb5 Qxd5 Qxf6 axb5
3 20 0 714  cxb5 Qxd5 b6 Kf7
3 20 0 2530  cxb5 Qxd5 b6 Kf7
4 -11 0 3330  cxb5 axb5 Qxb5 Rxa2
4 -7 0 4421  Nd4 bxc4 Nc6 Qxd5 Nxd8 Qxd8
4 -7 1 5876  Nd4 bxc4 Nc6 Qxd5 Nxd8 Qxd8
5 28 1 7385  Nd4 bxc4 Nc6 Bf5 Nxd8 Rxd8
5 -131 1 9556  c5 Qxc5 Qb3 Rxd5 Re8+ Kf7
5 24 1 10416  Ng5 Bf5 Ne6 Re8 Qxf6 bxc4
5 28 1 10418  Nd4 bxc4 Nc6 Bf5 Nxd8 Rxd8
5 28 2 16212  Nd4 bxc4 Nc6 Bf5 Nxd8 Rxd8
6 -59 6 32730  c5 Qxd5 Re7 Bf5 Qxf6 Qxc5
6 28 6 37100  Nd4 bxc4 Nc6 Bf5 Nxd8 Rxd8
6 28 9 50554  Nd4 bxc4 Nc6 Bf5 Nxd8 Rxd8
7 59 9 56333  c5 Qxd5 Qxf6 Ra7 Ne5 Bf5 Nc6
7 59 12 79419  c5 Qxd5 Qxf6 Ra7 Ne5 Bf5 Nc6
8 10 13 98124  c5 Qxd5 Qxf6 Ra7 Ng5 Bf5 c6 Rc8 Rb1
8 16 23 192911  Qd4 bxc4 Bf4 Qb4 Qxf6 Bf5 Qe5 Rf8
8 17 27 229198  Nd4 Bf5 cxb5 Re8 Qc3 Qxd5 Qc4
8 17 29 254154  Nd4 Bf5 cxb5 Re8 Qc3 Qxd5 Qc4
9 60 48 443432  Nd4 Bg4 Ne6 Rd7 Bf4 Qe7 d6 Rxd6 Bxd6 Qxd6 Qxf6 bxc4
9 104 64 604668  Nd2 Bf5 g4 Bd3 Re6 Qd7 Qxf6 bxc4 d6 Re8
9 104 71 677983  Nd2 Bf5 g4 Bd3 Re6 Qd7 Qxf6 bxc4 d6 Re8
10 42 77 752339  Nd2 Bf5 g4 Bd3 c5 Qxc5 Qxf6 Rd7 Qe6+ Rf7 Re3
10 60 125 1276873  Nd4 Bg4 Ne6 Rd7 Bf4 Qe7 d6 Rxd6 Bxd6 Qxd6 Qxf6 bxc4
10 60 132 1356599  Nd4 Bg4 Ne6 Rd7 Bf4 Qe7 d6 Rxd6 Bxd6 Qxd6 Qxf6 bxc4
11 30 193 2011017  Nd4 Bf5 Ne6 Rd7 Bf4 Qe7 d6 Qf7 Nc5 Rdd8 Be5
11 31 258 2744687  Qd4 bxc4 Nd2 Bf5 g4 Bd3 Nxc4 Qxd5 Re8+ Kf7 Rf8+ Ke7 Rxf6
11 121 333 3570409  Nd2 Bf5 g4 Bd3 Re6 Qd7 cxb5 axb5 Qxf6 Rxa2 d6
11 121 348 3747618  Nd2 Bf5 g4 Bd3 Re6 Qd7 cxb5 axb5 Qxf6 Rxa2 d6
12 58 381 4118140  Nd2 Bf5 g4 Bd3 Re6 Qd7 c5 Qxd5 Qxf6 Ra7 Re5 Qd4
12 58 632 7028946  Nd2 Bf5 g4 Bd3 Re6 Qd7 c5 Qxd5 Qxf6 Ra7
13 119 806 8987916  Nd2 Bf5 g4 Bd3 Re3 Rab8 Re6 Qd7 c5
13 119 1554 18032022  Nd2 Bf5 g4 Bd3 Re3 Rab8 Re6 Qd7 c5
14 66 1939 22590992  Nd2 Bf5 g4 Bd3 Re3 Rab8 Re6 Qd7 Bf4 Rb7 Qxf6 bxc4 Bd6
14 66 5924 72313225  Nd2 Bf5 g4 Bd3 Re3 Rab8 Re6 Qd7 Bf4 Rb7 Qxf6
15 142 7095 85835681  Nd2 Bf5 g4 Bd3 Qb3 Bxc4 Nxc4 Qxd5 Na5 Qxb3 Nxb3 Re8 Bd2
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Jouni
Posts: 3291
Joined: Wed Mar 08, 2006 8:15 pm

Re: The Brilliant Chess Move (54)

Post by Jouni »

F10 finds Ng5 fast, but evaluation goes downhill whole time.

Analysis by Fritz 10:

1.Nd2 Bf5 2.g4 Bd3 3.Qb3 Bxc4 4.Nxc4 Qxd5 5.Nd2 Qxb3 6.Nxb3 Rac8 7.Re6 Rc4 8.f4 Rd1+ 9.Kf2 Rc2+
² (0.60) Depth: 13/32 00:00:13 6544kN
1.Ng5
² (0.61) Depth: 13/32 00:00:14 7240kN
1.Ng5
± (0.76) Depth: 13/32 00:00:14 7371kN
1.Ng5
± (1.07) Depth: 13/32 00:00:15 7899kN
1.Ng5 Ra7 2.Ne4 Re7 3.f3
+- (1.57) Depth: 13/33 00:00:17 9409kN
1.Ng5 Ra7 2.Ne4 Re7 3.f3 Rxe4 4.fxe4 bxc4 5.Qc3 Re8 6.Re3 Qe5
+- (1.61) Depth: 14/32 00:00:22 12490kN
1.Ng5 Ra7 2.Ne4 Re7 3.f3 Rxe4 4.fxe4 bxc4 5.Qc3 Re8 6.Qxc4 Bd7 7.Rf1 Qb6+ 8.Kh1 Qd6
+- (1.71) Depth: 15/33 00:00:33 20716kN
1.Ng5 Ra7 2.Ne4 Re7 3.f3 Rxe4 4.fxe4 bxc4 5.Qc3 Re8 6.Qxc4 Bd7 7.Qe2 Re5 8.Bf4 Qb6+ 9.Kh1 Bb5
+- (1.57) Depth: 16/39 00:01:01 40025kN
1.Ng5 Ra7
± (1.29) Depth: 17/39 00:01:46 77387kN
1.Ng5 Ra7 2.Ne4
± (1.29) Depth: 17/42 00:02:02 87193kN
1.Ng5 Bf5
± (1.01) Depth: 18/46 00:05:05 234mN
1.Ng5 Bf5 2.g4 Bd3 3.c5 Qxd5 4.Re7 Rf8 5.Rg7+ Kh8 6.Rxh7+ Kg8 7.Rg7+ Kh8 8.Rc7 Bc4 9.Qa1 b4
² (0.70) Depth: 18/47 00:05:38 263mN

Jouni
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zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: The Brilliant Chess Move (54)

Post by zullil »

Even after an hour, Crafty-23.1 likes Nd2.

Code: Select all

26->  53&#58;20   0.80   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Na5 Qxb3 6. axb3 Kf7 7.
                                    Be3 Rd5 8. Kg2 Rc8 9. b4 h5 10. h3
                                    Rc2 11. Bc5 Re5 12. Rxe5 fxe5 13. Nc6
                                    Ke6 &#40;s=2&#41;
              time=60&#58;00  mat=0  n=89719790646  fh=76%  nps=24.9M     
              extensions=623.1M qchecks=109.1M reduced=601.4M pruned=2530.1M
              predicted=0  evals=3828.5M  50move=0  EGTBprobes=1K  hits=1K
              SMP->  splits=5416825  aborts=850692  data=126/512  elap=60&#58;00
terminating SMP processes.
White&#40;1&#41;&#58; Nd2
              time used&#58;  60&#58;00
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Dann Corbit
Posts: 12541
Joined: Wed Mar 08, 2006 8:57 pm
Location: Redmond, WA USA

Re: The Brilliant Chess Move (54)

Post by Dann Corbit »

zullil wrote:[D] r1br2k1/7p/p2q1ppB/1p1P4/2P5/5N2/PQ3PPP/4R1K1 w - -
1000 second Rybka search:

Code: Select all

Analysis from C&#58;\test\bcm.epd   
12/9/2009 12&#58;29&#58;27 PM Level&#58; 1000 Seconds
Analyzing engine&#58; Rybka 3

1&#41;                      
    Avoid move&#58; 
    Best move &#40;Rybka 3&#41;&#58; Nf3-d2
    Not found in&#58; 16&#58;40
      2	00&#58;00	         919	55.356	+0.40	Nf3g5
      2	00&#58;00	       1.595	96.075	+0.55	c4c5
      3	00&#58;00	       1.847	111.254	+0.36	c4c5
      4	00&#58;00	       2.571	154.864	+0.18	c4c5
      5	00&#58;00	       3.130	188.536	+0.12	c4c5 Qd6xd5
      6+	00&#58;00	       5.020	160.640	+0.32	c4c5
      6	00&#58;00	       8.505	181.440	+0.33	c4c5 Qd6xd5 Qb2xf6 Ra8a7 Nf3g5 Bc8f5
      7	00&#58;00	      34.474	204.054	+0.21	Nf3g5 Bc8f5 Ng5e6 Qd6e7
      8	00&#58;00	      78.703	223.866	+0.12	Nf3g5 Bc8f5 Ng5e6 Qd6e7 Bh6g7 Bf5xe6 Bg7xf6 Qe7d7 Bf6xd8 Ra8xd8 d5xe6 Qd7xe6 Qb2c3
      8+	00&#58;00	      86.485	209.859	+0.41	c4c5
      8+	00&#58;00	     110.984	201.860	+0.61	c4c5
      8	00&#58;01	     139.867	208.174	+0.58	c4c5 Qd6xd5 Qb2xf6 Ra8a7 Nf3g5 Ra7c7 c5c6 a6a5 h2h4 Bc8f5
      9	00&#58;01	     176.810	214.518	+0.67	c4c5 Qd6xd5 Qb2xf6 Ra8a7 Nf3g5 Ra7c7 c5c6 b5b4 h2h3 Bc8f5 g2g4
     10	00&#58;02	     401.871	241.783	 0.00	c4c5 Qd6xd5 Qb2xf6 Ra8a7 Nf3g5 Qd5d1 Qf6e5 Ra7d7 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1
     10	00&#58;03	     617.282	241.074	+0.29	Nf3g5 Bc8f5 Ng5e6
     11	00&#58;03	     622.551	240.291	+0.29	Nf3g5 Bc8f5 Ng5e6
     12	00&#58;05	   1.222.298	249.130	+0.27	Nf3d2 Bc8f5 g2g4 Bf5d3 Qb2b3 Bd3xc4 Nd2xc4 Qd6xd5 Nc4a5 Qd5xb3 a2xb3 Kg8f7 Bh6e3 Ra8c8 b3b4 Rd8d3 Kg1g2 g6g5 Re1e2
     13	00&#58;05	   1.347.441	247.716	+0.27	Nf3d2 Bc8f5 g2g4 Bf5d3 Qb2b3 Bd3xc4 Nd2xc4 Qd6xd5 Nc4a5 Qd5xb3 a2xb3 Kg8f7 Bh6e3 Ra8c8 b3b4 Rd8d3 Kg1g2 g6g5 Re1e2
     14+	00&#58;11	   2.387.353	228.407	+0.47	Nf3d2
     14	00&#58;18	   4.011.157	225.794	+0.50	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6xf7+ Kg8xf7 Bh6g5 Rd8e8 Re6f6+ Kf7g7 Rf6c6 b5xc4 Rc6c7+ Kg7g8 d5d6 h7h6
     15	00&#58;33	   7.220.384	226.765	+0.54	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6xf7+ Kg8xf7 Bh6g5 Rd8e8 Re6f6+ Kf7g7 Rf6c6 b5xc4 Rc6c7+ Kg7g8 d5d6 h7h6 Bg5xh6 Re8d8 d6d7 c4c3 Nd2b3
     16	00&#58;41	   9.188.989	231.801	+0.54	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6xf7+ Kg8xf7 Bh6g5 Rd8e8 Re6f6+ Kf7g7 Rf6c6 b5xc4 Rc6c7+ Kg7g8 d5d6 h7h6 Bg5xh6 Re8d8 d6d7 c4c3 Nd2b3
     17+	01&#58;47	  22.653.994	217.050	+0.74	Nf3d2
     17	02&#58;54	  36.092.073	211.866	+0.85	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6g5 Rd8e8 Qg5e5 b5xc4 Bh6e3 h7h6 Be3xh6 Rb8c8 Nd2f3 Qf7d7 Bh6d2
     18	05&#58;34	  73.771.601	226.184	+0.68	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6g5 Bd3xc4 Re6e7 Rd8xd5 Qg5e3 Rd5xd2 Re7xf7 Rd2d1+ Kg1g2 Bc4f1+ Kg2g3 Rd1d3 Rf7g7+ Kg8h8 Rg7d7 Rd3xe3+ Bh6xe3 Bf1c4 Be3d4+ Kh8g8 a2a3
     19	08&#58;28	 118.641.676	238.893	+0.68	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6g5 Bd3xc4 Re6e7 Rd8xd5 Qg5e3 Rd5xd2 Re7xf7 Rd2d1+ Kg1g2 Bc4f1+ Kg2g3 Rd1d3 Rf7g7+ Kg8h8 Rg7d7 Rd3xe3+ Bh6xe3 Bf1c4 Be3d4+ Kh8g8 a2a3
     20	13&#58;59	 203.405.730	248.236	+0.68	Nf3d2 Bc8f5 g2g4 Bf5d3 Re1e3 Ra8b8 Re3e6 Qd6c7 Qb2xf6 Qc7f7 Qf6g5 Bd3xc4 Re6e7 Rd8xd5 Qg5e3 Rd5xd2 Re7xf7 Rd2d1+ Kg1g2 Bc4f1+ Kg2g3 Rd1d3 Rf7g7+ Kg8h8 Rg7d7 Rd3xe3+ Bh6xe3 Bf1c4 Be3d4+ Kh8g8 a2a3
   12/9/2009 12&#58;46&#58;12 PM, Time for this analysis&#58; 00&#58;16&#58;40, Rated time&#58; 16&#58;40

0 of 1 matching moves
12/9/2009 12&#58;46&#58;13 PM, Total time&#58; 12&#58;16&#58;45 AM
Rated time&#58; 16&#58;40 = 1000 Seconds
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playjunior
Posts: 338
Joined: Fri Jun 22, 2007 12:53 am

Re: The Brilliant Chess Move (54)

Post by playjunior »

I say c5. Engine: maBrain
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Dann Corbit
Posts: 12541
Joined: Wed Mar 08, 2006 8:57 pm
Location: Redmond, WA USA

Re: The Brilliant Chess Move (54)

Post by Dann Corbit »

playjunior wrote:I say c5. Engine: maBrain
This was Rybka's last thought about c5:
10 00:02 401.871 241.783 0.00 c4c5 Qd6xd5 Qb2xf6 Ra8a7 Nf3g5 Qd5d1 Qf6e5 Ra7d7 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1 Qd3d1 Kg1f1 Qd1d3+ Kf1g1
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zullil
Posts: 6442
Joined: Tue Jan 09, 2007 12:31 am
Location: PA USA
Full name: Louis Zulli

Re: The Brilliant Chess Move (54)

Post by zullil »

zullil wrote:Even after an hour, Crafty-23.1 likes Nd2.

Code: Select all

26->  53&#58;20   0.80   1. Nd2 Bf5 2. g4 Bd3 3. Qb3 Bxc4 4.
                                    Nxc4 Qxd5 5. Na5 Qxb3 6. axb3 Kf7 7.
                                    Be3 Rd5 8. Kg2 Rc8 9. b4 h5 10. h3
                                    Rc2 11. Bc5 Re5 12. Rxe5 fxe5 13. Nc6
                                    Ke6 &#40;s=2&#41;
              time=60&#58;00  mat=0  n=89719790646  fh=76%  nps=24.9M     
              extensions=623.1M qchecks=109.1M reduced=601.4M pruned=2530.1M
              predicted=0  evals=3828.5M  50move=0  EGTBprobes=1K  hits=1K
              SMP->  splits=5416825  aborts=850692  data=126/512  elap=60&#58;00
terminating SMP processes.
White&#40;1&#41;&#58; Nd2
              time used&#58;  60&#58;00

Here's the line and evaluation when I ask Crafty-23.1 to search starting from Ng5:

Code: Select all

25->  24&#58;37   1.36   1. Ng5 Bf5 2. g4 Re8 3. Rxe8+ Rxe8
                                    4. gxf5 gxf5 5. h3 bxc4 6. Ne6 Qxd5
                                    7. Qxf6 Qd7 8. Nf4 Qb7 9. Qxf5 Qf7
                                    10. Qa5 Qf6 11. Qd5+ Kh8 12. Bg5 Qg7
                                    13. Kg2 c3 14. Ne6
              time=30&#58;00  mat=0  n=42329343749  fh=89%  nps=23.5M     
              extensions=2278.9M qchecks=2083.9M reduced=3795.2M pruned=2394.2M
              predicted=0  evals=667.2M  50move=0  EGTBprobes=706  hits=706
              SMP->  splits=3608768  aborts=636886  data=113/512  elap=30&#58;00
terminating SMP processes.
White&#40;1&#41;&#58; Ng5
              time used&#58;  30&#58;00
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