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Subject: Re: Chess Engine evaluation question

Author: Tony Werten

Date: 23:49:32 12/02/03

Go up one level in this thread


On December 01, 2003 at 20:46:57, Russell Reagan wrote:

>On December 01, 2003 at 16:36:24, Robert Hyatt wrote:
>
>>If that is true, Ruffian is doing something fishy.  IE what should happen
>>is that the size of the tree (to search every root move independently and get
>>a score/pv for each one) should increase by roughly a factor of W/2, the number
>>of moves at the root.
>>
>>IE for normal alpha/beta, to depth=14, you need to search roughly
>>
>>N = 38^7 + 38^7 +1 nodes
>>
>>Roughly 2.28 x 10^11 nodes.  or
>>228,000,000,000
>>
>>When you search all root moves independently, you wind up doing 38 13 ply
>>searches instead:
>>
>>N = 38 * (38^6 + 38^7 +1) nodes.
>>
>>Roughly 4.46 x 10^12 or
>>4,460,000,000,000
>>
>>I'd much rather do that first search than that last one.
>>
>>That is a factor of roughly 16X slower
>>
>>The latter is approximately 38 times bigger.  I don't see how to do it any
>>other way and return _real_ values/PVs for every root move.  (note I assume
>>38 legal moves on average, for the above math)
>
>
>We are talking about the effective branching factor here, not the increase in
>time it takes to search all root moves vs. normal alpha-beta. In other words, we
>aren't comparing a normal alpha-beta search for depth N with with searching each
>root move individually for depth N, as you did above. We are comparing doing
>individual searches of each root move for depth N to doing individual searches
>of each root move at depth N + 1. That should still give the normal effective
>branching factor that the program would get when doing a normal alpha-beta
>search, as far as I can tell.

Duh, I should have know there was a more likely explanation then "My program
seems to be doing something especially well"

Tony

>
>
>>
>>>
>>>>
>>>>Out of curiosity, why did you pick 90 seconds and the top 5 moves? Why not other
>>>>values?
>>>>
>>>> 8   00:02 -0.45   g4 d5 h3 Nc6 d4 Nf6 Bf4 e6
>>>> 8   00:02 -0.43   f3 e5 e3 Nc6 f4 e4 Nc3 Nf6
>>>> 8   00:02 -0.43   b4 Nf6 d4 d5 Nc3 Nc6 b5 Nb4
>>>> 8   00:02 -0.41   b3 Nc6 d4 d5 Nf3 Bf5 c4 Nf6
>>>> 8   00:02 -0.40   a3 Nc6 d4 d5 Bf4 Bf5 Nc3 Nf6
>>>> 8   00:02 -0.40   h3 Nc6 d4 d5 Bf4 Bf5 Nc3 Nf6 g4 Bg6 Nb5
>>>> 8   00:02 -0.39   c3 Nc6 Nf3 d5 d3 e5 d4 e4
>>>> 8   00:02 -0.39   a4 Nf6 d4 d5 Bf4 Nc6 Nc3 Bf5
>>>> 8   00:02 -0.39   h4 Nf6 d4 d5 Bf4 Nc6 Nc3 Bf5 Nb5
>>>> 8   00:02 -0.37   g3 Nf6 d4 Nc6 Bh3 e6 Nf3 Bd6
>>>> 8   00:02 -0.33   Nh3 d5 d4 Nf6 Nc3 Nc6 Bf4 Bf5
>>>> 8   00:02 -0.31   Na3 Nf6 d4 Nc6 Bf4 Nd5 Nh3 Nxf4 Nxf4
>>>> 8   00:02 -0.30   f4 Nf6 Nf3 e6 Nc3 Nc6 e4 Bc5
>>>> 8   00:02 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4 Bd2 e5
>>>> 8   00:02 -0.19   e3 Nf6 Nf3 Nc6 d4
>>>> 8   00:02 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5 Nxc6
>>>> 8   00:02 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4 Bd3 Nd5 Bd2 Nxc3
>>>> 8   00:02 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>> 8   00:02 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>> 8   00:02  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>> 9   00:06 -0.37   g4 d5 g5 Nc6 d4 Bf5 Bf4 Nb4 Na3
>>>> 9   00:06 -0.31   b4 Nf6 Nf3 e6 a3 Bd6 Nc3 0-0 e4
>>>> 9   00:06 -0.27   f3 e5 Nc3 Nc6 e4 Bc5 Bb5 Qh4+ g3 Qg5
>>>> 9   00:06 -0.25   f4 Nf6 Nf3 Nc6 Nc3 d5 e3 Bf5 Bb5
>>>> 9   00:06 -0.24   b3 Nf6 d4 e6 Nf3 Nc6 Nc3 Bb4 Bd2
>>>> 9   00:06 -0.23   c3 Nc6 Nf3 d5 d4 Bf5 Bf4 Nf6 Nbd2
>>>> 9   00:06 -0.20   a3 Nc6 d4 d5 Bf4 Bf5 Nc3 Nf6 Nf3
>>>> 9   00:06 -0.20   h3 Nc6 d4 d5 Bf4 Nf6 Nc3 Bf5 Nf3
>>>> 9   00:06 -0.19   a4 Nf6 d4 d5 Bf4 Nc6 Nc3 Bf5 Nf3 e6
>>>> 9   00:06 -0.19   h4 Nf6 d4 d5 Bf4 Nc6 Nf3 Bf5 Nc3
>>>> 9   00:06 -0.19   e3 Nf6 Nf3 Nc6 d4
>>>> 9   00:06 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4 Bd2 e5
>>>> 9   00:06 -0.17   g3 Nf6 d4 Nc6 Nc3 d5 Bf4 Bg4 Nf3
>>>> 9   00:06 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5 Nxc6
>>>> 9   00:06 -0.16   Nh3 d5 d4 Nf6 Nc3 Nc6 Bf4 Bf5 Ng5 e6
>>>> 9   00:06 -0.14   Na3 Nf6 d4 Nc6 Nf3 d5 Bf4 Bf5 Nb5
>>>> 9   00:06 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4 Bd3 Nd5 Bd2 Nxc3
>>>> 9   00:06 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>> 9   00:06 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>> 9   00:06  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>>10   00:17 -0.41   g4 d5 h3 Nc6 d4 e6 Nc3 Nf6 g5 Nd7
>>>>10   00:17 -0.40   b4 Nf6 Nf3 e6 b5 d5 Ba3 Bxa3 Nxa3 Qd6 Qc1
>>>>10   00:17 -0.36   f3 e5 e3 Nc6 f4 d5 Bb5 exf4 exf4 Qh4+ g3 Qg4
>>>>10   00:17 -0.36   a4 d5 d4 Nc6 Bf4 Bf5 Ra3 Nf6 Re3 e6
>>>>10   00:17 -0.36   b3 Nc6 Nf3 Nf6 d4 d5 Bf4 Nh5 Bg5 Bf5
>>>>10   00:17 -0.33   h4 Nc6 e4 Nf6 Nc3 e5 Nf3 Bc5 Bb5 d6
>>>>10   00:17 -0.33   c3 Nf6 Nf3 Nc6 d4 d5 Bf4 Bf5 Nbd2 e6
>>>>10   00:17 -0.32   f4 Nf6 Nf3 e6 Nc3 d5 e3 Nc6 Bb5 Bc5
>>>>10   00:17 -0.31   g3 Nf6 d4 d5 Nc3 Nc6 Nf3 Bf5 Bf4 e6
>>>>10   00:17 -0.30   a3 Nc6 d4 d5 Nf3 Nf6 Nc3 Bf5 Bf4 e6
>>>>10   00:17 -0.30   Nh3 d5 d4 Nc6 Bf4 Bf5 Na3 Rc8 Nb5 Nf6
>>>>10   00:17 -0.29   Na3 Nf6 Nf3 e6 e3 Nc6 d4 Bb4+ c3 Bxa3 bxa3 0-0
>>>>10   00:17 -0.28   h3 Nc6 d4 d5 Nc3 Nf6 Nf3 Bf5 g4 Bg6
>>>>10   00:17 -0.19   e3 Nf6 Nf3 Nc6 d4
>>>>10   00:17 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4 Bd2 e5
>>>>10   00:17 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5 Nxc6
>>>>10   00:17 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4 Bd3 Nd5 Bd2 Nxc3
>>>>10   00:17 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>10   00:17 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>10   00:17  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>>11   00:58 -0.39   g4 d5 h3 Nc6 d4 h5 g5 Bf5 Nf3 Nb4 Na3
>>>>11   00:58 -0.35   b4 e5 Bb2 Nf6 Bxe5 Nc6 Bg3 Bxb4 c3 Bc5 Nf3
>>>>11   00:58 -0.30   f3 e5 e3 Nc6 Nc3 d6 f4 Nf6 Nf3 Bf5 Bc4
>>>>11   00:58 -0.27   b3 Nf6 Nf3 Nc6 Nc3 d5 e3 Bf5 Bb5 a6 Nd4
>>>>11   00:58 -0.26   a4 Nf6 Nc3 d5 Nf3 Nc6 d4 Ne4 Ne5 Bf5 Nxc6
>>>>11   00:58 -0.22   h4 d5 d4 Nc6 Nc3 Bf5 Bf4 Nb4 Rc1 Nf6 Nf3
>>>>11   00:58 -0.22   c3 Nf6 Nf3 Nc6 d4 d5 Bf4 Nh5 Bg5 f6 Be3
>>>>11   00:58 -0.22   f4 Nf6 Nf3 d5 e3 Nc6 c4 Bg4 cxd5 Nxd5 Bb5 Qd6
>>>>11   00:58 -0.21   g3 e5 Nc3 Nf6 Bg2 d5 d4 exd4 Qxd4 Nc6 Qe3+ Be7 Qg5
>>>>11   00:58 -0.21   a3 d5 d4 Nc6 Nf3 Nf6 Bf4 Nh5
>>>>11   00:58 -0.21   h3 Nf6 Nf3 Nc6 d4 d5 Bf4 Nh5 Bg5 f6 Bd2
>>>>11   00:58 -0.20   Na3 Nf6 Nf3 e6 e3 Nc6 Nb5 a6 Nc3 Bc5 Bc4
>>>>11   00:58 -0.19   Nh3 d5 d4 Nc6 Nc3 Bf5 Bf4 Nb4 Rc1
>>>>11   00:58 -0.19   e3 Nf6 Nf3 Nc6 d4
>>>>11   00:58 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4 Bd2 e5
>>>>11   00:58 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5 Nxc6
>>>>11   00:58 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4 Bd3 Nd5 Bd2 Nxc3
>>>>11   00:58 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>11   00:58 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>11   00:58  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>>12   02:28 -0.41   g4 d5 h3 Nc6 d4 h5 gxh5 Nf6 Nf3 Rxh5 Bf4 Bf5
>>>>12   02:28 -0.38   b4 Nf6 Nf3 d5 e3 Nbd7 c4 e5 Nc3 e4 Ng5 Bxb4 cxd5
>>>>12   02:28 -0.35   f3 e5 e3 Nc6 Ne2 Bc5 c3 Qh4+ g3 Qh5 Bg2 Nf6 0-0
>>>>12   02:28 -0.33   a4 Nf6 d4 e6 Bf4 Nc6 Nf3 Bb4+ c3 Bd6 Bxd6 cxd6 Nbd2 0-0
>>>>12   02:28 -0.31   b3 Nf6 Nf3 Nc6 e3 e6 Ba3 Bxa3 Nxa3 0-0 Bd3 Nb4 0-0 Nxd3 cxd3
>>>>12   02:28 -0.31   f4 Nf6 Nf3 e6 Nc3 d5 e3 Nbd7 d4 Bb4 a3 Bxc3+
>>>>12   02:28 -0.30   h4 Nf6 d4 e6 Nc3 Bb4 a3 Be7 Nf3 0-0 Bf4 Nc6
>>>>12   02:28 -0.29   c3 Nf6 Nf3 Nc6 d4 e6 e3 Be7 Bd3 0-0 0-0 d5
>>>>12   02:28 -0.29   h3 Nf6 Nc3 d5 d4 e6 Nf3 Bb4 a3 Bxc3+ bxc3 Ne4 Bd2 0-0
>>>>12   02:28 -0.28   g3 Nf6 d4 d5 Nc3 Nc6 Bg2 e6 Nf3 Bb4 0-0 0-0 Bf4
>>>>12   02:28 -0.27   Na3 Nf6 Nf3 e6 e3 Nc6 d4 Bb4+ c3 Bxa3 bxa3 0-0 Bd3 d5
>>>>12   02:28 -0.25   a3 Nf6 d4 e6 Nc3 d5 Bf4 Nh5 Bd2 Nc6 Nf3 Bd6
>>>>12   02:28 -0.24   Nh3 d5 d4 Nc6 Bf4 Bf5 e3 Nb4 Bb5+ c6 Ba4 b5 Bb3
>>>>12   02:28 -0.19   e3 Nf6 Nf3 Nc6 d4
>>>>12   02:28 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4
>>>>12   02:28 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5
>>>>12   02:28 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4 Bd3 Nd5 Bd2
>>>>12   02:28 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>12   02:28 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>12   02:28  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>>13   08:03 -0.35   g4 d5 e3 Nf6 g5 Ne4 f4 Nc6 d3 Nc5 Nc3 Bf5 Nf3
>>>>13   08:03 -0.34   b4 Nf6 Nf3 e6 b5 d5 c4 Bd6 d4 dxc4 Qa4 0-0 Qxc4
>>>>13   08:03 -0.28   h4 Nf6 d4 d5 Nc3 Bf5 Bf4 e6 Nb5 Bb4+ c3 Ba5 b4 Bb6
>>>>13   08:03 -0.27   f3 e5 e3 Nc6 Nc3 Bc5 Nge2 d6
>>>>13   08:03 -0.27   a4 Nf6 e3 Nc6 d4 e6 Nf3 Bb4+ Bd2 0-0
>>>>13   08:03 -0.27   b3 Nf6 Nf3 Nc6 d4 e6 e3 Bd6 Bb5 a6 Bd3
>>>>13   08:03 -0.26   g3 e5 d4 exd4 Qxd4 Nc6 Qe3+ Be7 Nf3 Nf6 Bg2 d5 0-0 0-0 Nc3
>>>>13   08:03 -0.25   h3 Nf6 Nf3 Nc6 Nc3 d5 d4 Ne4 Bf4 Nxc3 bxc3 Bf5 Rb1 Rb8
>>>>13   08:03 -0.23   f4 Nf6 Nf3 e6 Nc3 Nc6 e3 Be7 Bb5 0-0 0-0 d5 d4
>>>>13   08:03 -0.23   Nh3 d5 d4 Nc6 Nc3 Nf6 Bf4 Nh5 Bg5 h6 Be3 Bf5 Nf4
>>>>13   08:03 -0.23   Na3 e5 d4 e4 f3 d5 Nb5 Bd7 Nc3 Bb4 Bd2 Bxc3 Bxc3 Nf6
>>>>13   08:03 -0.23   a3 d5 Nf3 Nc6 e3 Nf6 Bb5 a6 Bxc6+ bxc6 0-0 Bg4 Nc3
>>>>13   08:03 -0.20   c3 Nf6 Nf3 Nc6 d4 d5 e3 Bf5 Be2 Qd7 0-0 0-0-0 Nbd2
>>>>13   08:03 -0.19   d3 Nc6 e4 Nf6 Nc3 d5 exd5 Nxd5 Nf3 Bg4
>>>>13   08:03 -0.17   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5
>>>>13   08:03 -0.09   e3 Nf6 Nf3 Nc6 d4 e6 Nc3 Bb4
>>>>13   08:03 -0.09   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Bb4
>>>>13   08:03 -0.09   Nc3 d5 d4 Nf6 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>13   08:03 -0.09   d4 Nf6 Nc3 d5 Bf4 e6 Nb5 Bb4+ c3 Ba5
>>>>13   08:03  0.07   e4 Nc6 Nf3 Nf6 Nc3 e5 d4 exd4 Nxd4
>>>>---------------------------------------------------------------------------
>>>>14   25:22 -0.41   g4 d5 e3 Nf6 Be2 Nc6 f4 e6 g5 Ne4 d3 Nc5 Nc3 Be7
>>>>14   25:22 -0.37   b4 e5 Bb2 Nf6 Bxe5 Bxb4 c3 d6 Bg3 Ba5 Na3 Be6 Rb1 Bd5
>>>>14   25:22 -0.36   f3 e5 e4 Bc5 Ne2 Nc6 c3 Qe7 Na3 Nf6 b4 Bb6 Nc4 0-0 Nxb6 axb6
>>>>14   25:22 -0.35   h3 Nf6 Nf3 e6 Nc3 d5 e3 Bd6 d4 0-0 Bd3 Nc6 0-0 Bd7
>>>>14   25:22 -0.32   h4 Nf6 d4 d5 c4 dxc4 Qa4+ Nc6 e3 Bd7 Qxc4 e5 Qb5 exd4 Qxb7
>>>>14   25:22 -0.32   b3 Nf6 Nf3 Nc6 d4 e6 e3 Ne4 Bb2 d5 Bb5 a6 Bxc6+ bxc6 0-0 Bd6
>>>>14   25:22 -0.29   a4 Nf6 e3 Nc6 d4 e6 Nf3 Be7 Be2 0-0 0-0 d5 Nc3 Bd7
>>>>14   25:22 -0.29   f4 Nf6 Nf3 e6 Nc3 d5 e3 Bd6 d4 0-0 Bd3 Nc6 0-0 Bd7
>>>>14   25:22 -0.28   Na3 e5 d4 e4 f3 d5 Nb5 c6 Nc3 Bb4 fxe4 Qh4+ g3 Qxe4 Nf3
>>>>14   25:22 -0.25   g3 e5 c3 Nf6 Bg2 d5 d4 e4 f3 Be7 Nd2 Bf5 fxe4 Nxe4 Nxe4 dxe4
>>>>14   25:22 -0.25   Nh3 d5 d4 Nc6 Nc3 Bf5 Bf4 e6 Nb5 Rc8 e3 a6 g4 Bb4+ c3
>>>>14   25:22 -0.24   a3 Nf6 Nf3 e6 e3 Nc6 d4 Be7 Bd3 0-0 0-0 d5 Nc3 Bd7
>>>>14   25:22 -0.23   c3 Nf6 Nf3 Nc6 d4 e6 e3 Be7 Bd3 0-0 0-0 d5 Nbd2 Bd7
>>>>14   25:22 -0.19   c4 Nf6 Nc3 e5 Nf3 Nc6 d4 exd4 Nxd4 Bc5 Nxc6 bxc6 e4 0-0 Bf4
>>>>14   25:22 -0.16   d3 Nc6 e4 e5 Nf3 Nf6 Be2 Be7 Nc3 0-0 0-0 d6 d4 Be6 dxe5 dxe5
>>>>14   25:22 -0.14   Nc3 d5 d4 Nf6 e3 e6 Bd3 Nc6 Nf3
>>>>14   25:22 -0.14   d4 Nf6 Nc3 d5 e3 e6 Bd3 Nc6 Nf3 Bb4
>>>>14   25:22 -0.13   e3 Nf6 Nf3 Nc6 d4 e6 Be2 Be7 0-0 0-0
>>>>14   25:22 -0.13   Nf3 Nf6 d4 e6 e3 Nc6 Be2 Be7 0-0 0-0 Ne5 Nxe5 dxe5 Ne4 Nd2
>>>>14   25:22  0.05   e4 Nc6 Nf3 e5 Nc3 Nf6 d4 Bb4 Nxe5 Qe7 f3 Nxe5
>>>>---------------------------------------------------------------------------
>>>>15   01:22:28 -0.41   g4 d5 e3 e5 d4 Nc6 dxe5 Nxe5 h3 Nf6 Nc3 Bb4 Qd4 Qd6 f4 Nc6
>>>>15   01:22:28 -0.38   b4 e5 a3 Nf6 Bb2 d6 e3 Be7 Nc3
>>>>15   01:22:28 -0.35   f3 e5 Nc3 Nc6 e3 Nh6 Nge2 Bc5 Ng3 d5 e4 d4 Na4 Bb4 Bc4
>>>>15   01:22:28 -0.29   b3 e5 e4 Nc6 Nf3 Nf6 Nc3 Bc5 Bc4 0-0 0-0 d6 d3 Be6 Bxe6
>>>>fxe6
>>>>15   01:22:28 -0.28   Na3 e5 d4 Bxa3 bxa3 e4 f3 Nf6 Bg5 exf3 Nxf3 0-0 d5 c6 Bxf6
>>>>Qxf6 e4 cxd5 exd5
>>>>15   01:22:28 -0.28   h4 Nf6 d4 d5 Nf3 Nc6 Nc3 Bf5 e3 Nb4 Bb5+ c6 Ba4 b5 a3 bxa4
>>>>axb4
>>>>15   01:22:28 -0.27   h3 d5 Nf3 e6 d4 Nf6 e3 Bd6 Nc3
>>>>15   01:22:28 -0.27   Nh3 d5 d4 Nc6 Nc3 Bxh3 gxh3 e6 Qd3 Nb4 Qd2 Nh6 a3 Nc6 Rg1
>>>>Qh4
>>>>15   01:22:28 -0.23   a4 e5 e4 Nf6 Nf3 d5 Be2 Nxe4 d3 Nf6 Nxe5 Bb4+ c3 Bd6 Bf4
>>>>0-0
>>>>15   01:22:28 -0.23   f4 Nf6 Nf3 e6 e3 Be7 Be2 0-0 0-0 Nc6 Nc3 d5 d4 Bd7 Bd2
>>>>15   01:22:28 -0.23   c3 Nc6 d4 d5 Nf3 e6 e3 Bd6 Bd3 Nf6 c4 0-0 c5 Be7 0-0
>>>>15   01:22:28 -0.21   d3 Nc6 e4 e5 Nf3 Nf6 Be2 Bc5 0-0 0-0 Nbd2 d5 exd5 Qxd5 Nb3
>>>>Bb4
>>>>15   01:22:28 -0.20   g3 e5 Nf3 Nc6 d4 e4 d5 exf3 dxc6 dxc6 Qxd8+ Kxd8 exf3 Bf5
>>>>Bc4 Bxc2 Bxf7 Nf6
>>>>15   01:22:28 -0.20   a3 Nf6 Nf3 e6 e3 Nc6 d4 d5 Nc3 Bd6 Bd3 0-0 0-0 Bd7 Bd2
>>>>15   01:22:28 -0.18   c4 e5 Nf3 e4 Nd4 Nc6 Nxc6 dxc6 Nc3 Nf6 d3 Bb4 a3 Bxc3+
>>>>bxc3 0-0 Bf4
>>>>15   01:22:28 -0.10   Nc3 d5 d4 Nf6 e3 e6 Bd3 Nc6 Nf3
>>>>15   01:22:28 -0.06   d4 Nf6 Nf3 e6 e3 Nc6 Nc3 Be7 Bd3 d5 0-0
>>>>15   01:22:28 -0.06   e3 Nf6 Nf3 Nc6 d4 e6 Nc3 Be7 Bd3 d5 0-0
>>>>15   01:22:28 -0.06   Nf3 Nf6 d4 e6 e3 Nc6 Nc3 Be7 Bd3 d5 0-0 Nb4 Be2 0-0 Bd2
>>>>15   01:22:28  0.03   e4 Nc6 Nf3 e5 Nc3 Nf6 d4 exd4 Nxd4 Bb4 Nxc6 bxc6 e5 Nd5
>>>>Bd2 Nxc3 Bxc3 Bxc3+ bxc3



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