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Subject: Re: Position from CCT8

Author: Tord Romstad

Date: 04:39:42 02/26/06

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On February 26, 2006 at 05:39:08, José Carlos wrote:

>  In this position, Averno missed the strong Nxd5. It played Nb1 and ended
>losing (good attack by Berta as black).
>  Do your program find Nxd5 quickly?
>
>[D]r3kbnr/p2q1pp1/1p2p3/3pP2p/n7/2N1BQ1N/PPP2PPP/2KRR3 w kq - 2 14

About 4 seconds for Glaurung on a Core Duo 2.0 GHz.  It takes a while before
it displays a convincing score, however.  +1.0 after 4m27s, +1.4 after 20
minutes.

2 +45 15 251 Nxa4 Qxa4
3 +106 15 594 Nxa4 Qxa4 Ng5
4 +85 16 1727 Nxa4 Qxa4 Ng5 Nh6
5 +59 16 3616 Nxa4 Qxa4 Ng5 Nh6 Kb1
6 +51 18 9800 Nxa4 Qxa4 Ng5 Nh6 Qxh5 Qxa2
7 +10 22 30283 Nxa4 Qxa4 Ng5 Nh6 a3 Rc8 Re2
7 +14 31 80129 Bd2 Nxc3 Bxc3 Be7 Nf4 g6 Ne2
8 +14 35 103425 Bd2 Nxc3 Bxc3 Be7 Bd2 Nh6 Qxh5 Kf8
9 +9 59 263440 Bd2 Ne7 Nxa4 Qxa4 Ng5 Nf5 Qd3 Rc8 a3
10 +3 139 764310 Bd2 Ne7 Nf4 Rc8 Nxh5 Nf5 Qg4 d4 Nxa4 Qxa4
11 +6 246 1483012 Bd2 Ne7 Nf4 g6 Nfe2 Nf5 Bg5 Bb4 a3 Nxc3 Nxc3
11 +10 372 2286617 Nxd5 exd5 Ng5 Rc8 e6 fxe6 Nxe6 Ne7 Bg5 Rc6 Nxg7+ Kd8 Nxh5
11 +25 939 5534800 Nxd5 exd5 Ng5 Rc8 e6 fxe6 Nxe6 Nf6 Bc5 Kf7 Bxf8 Rcxf8 Nxf8
Rxf8
12 +25 1132 6662028 Nxd5 exd5 Ng5 Rc8 e6 fxe6 Nxe6 Nf6 Bc5 Kf7 Bxf8 Rcxf8 Nxf8
Rxf8
13 +25 1891 10986633 Nxd5 exd5 Ng5 Rc8 e6 fxe6 Nxe6 Nf6 Bc5 Kf7 Bxf8 Rcxf8 Nxf8
Rxf8
14 +34 4667 26309545 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Re2 Rh6 e6 fxe6 Bd4 Nf6 Nxe6
Qxh2
15 +60 10043 58226509 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Re2 Rh6 e6 fxe6 Bd4 Nf6 Nxe6
Qxh2 Nc5+ Be7 Nxa4 Nxd5 Qxd5
16 +101 25767 151967332 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Qe4 Bb4 e6 f5 Qxf5 Qxc2+ Qxc2
Rxc2+ Kxc2 Bxe1 Nf7 Rh7 Rd8+ Ke7 Rxg8 Kxe6
17 +131 51733 309458369 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Qe4 Nc3 bxc3 Ba3+ Kd1 Qc6 Qf3
Nh6 Ke2 O-O Kf1 Nf5
18 +137 119136 717829066 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Qe4 Nc3 bxc3 Qxc3 Qa4+ Qc6
Rd8+ Kxd8 Nxf7+ Ke7 Qxc6 Rxc6 Nxh8 Ke6 f4
19 +142 257397 1578322872 Nxd5 exd5 Ng5 Rc8 Rxd5 Qc7 Qe4 Nc3 bxc3 Ba3+ Kd1 Qc6
Ke2 Ne7 Rd3 Qxe4 Nxe4 O-O Rd7 Rc4

Tord



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