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Subject: Re: Which engine finds Ng5+ ?

Author: Rex

Date: 15:25:18 09/01/02

Go up one level in this thread


no problem for RebelXP Dos. On a P3 113 Ghz

  +---+---+---+---+---+---+---+---+  Rebel XP - Player
8 | *R|   | *B|   |   | *R|   |   |
  +---+---+---+---+---+---+---+---+  00:00:00      00:00:00
7 | *p| *p|   | *p|   | *p|   | *K|
  +---+---+---+---+---+---+---+---+
6 |   | *Q| *N|   |   | p | *p| *p|  Time          infinite
  +---+---+---+---+---+---+---+---+  Hash          28 Mb
5 |   |   |   |   |   | *p|   |   |  Engine        Rebel XP
  +---+---+---+---+---+---+---+---+  Personality   Tactical Engine
4 |   |   |   | *p|   |   |   |   |  anti-GM       Off
  +---+---+---+---+---+---+---+---+  Tactics       On
3 |   |   |   | B |   | N |   |   |  Bluff Chess   Off
  +---+---+---+---+---+---+---+---+  Style         Normal
2 | p | p | p | Q |   | p | p | p |  Strength      Strongest
  +---+---+---+---+---+---+---+---+  Search        Normal Search
1 | R |   |   |   | R |   | K |   |
  +---+---+---+---+---+---+---+---+
    a   b   c   d   e   f   g   h

r1b2r2/pp1p1p1k/1qn2Ppp/5p2/3p4/3B1N2/PPPQ1PPP/R3R1K1 w - -

[Event "?"]
[Site "?"]
[Date "??.??.????"]
[Round "?"]
[White "Rebel XP"]
[Black "Player"]
[Result "*"]
[WhiteElo "?"]
[BlackElo "?"]
[FEN "r1b2r2/pp1p1p1k/1qn2Ppp/5p2/3p4/3B1N2/PPPQ1PPP/R3R1K1 w - - 0 1"]

1.*

00:00:00  1.00  -0.18  1.Re7 Nxe7 2.fxe7
00:00:00  1.03  0.45  1.Bxf5 gxf5
00:00:00  1.04  0.70  1.Ne5 Nxe5 2.Rxe5 Qxf6
00:00:00  1.08  1.54  1.Rad1 Qxb2
00:00:00  1.13  2.08  1.b3
00:00:00  1.17  2.26  1.c3
00:00:00  2.00  1.09  1.c3 dxc3 2.bxc3
00:00:00  2.02  2.26  1.Rab1 Nb4 2.Bc4 d3
00:00:00  3.00  1.37  1.Rab1 Qd8 2.Nh4 Qxf6 3.Nf3 Kg8 4.Qxh6
00:00:00  3.03  1.90  1.h3 Qxb2 2.Nh4 d5 3.Bxf5 gxf5 4.Qxd4
00:00:00  3.05  2.21  1.Nh4 Qxb2 2.a4 Qc3 3.g3 Qxd2 4.Nxg6
00:00:00  4.00  1.96  1.Nh4 Qxb2 2.Reb1 Qc3 3.g4 Qxd2 4.Nxg6
00:00:00  4.05  1.96  1.Ng5+
00:00:00  4.05  3.23  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Qh4 Kg8
00:00:01  5.00  2.09  1.Ng5+ hxg5 2.Qxg5 Qd8 3.Qh4
00:00:02  6.00  2.22  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Bxf5 Nd5 4.Bd3
                       Qxf6 5.Qxd5 Kg8 6.Qh5 gxh5  (1) (0.00)

00:00:02  7.00  3.85  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Bxf5 Nd5 4.Re4
                       Kg8 5.Bxg6 Qb5 6.Rh4 Qxb2 7.Bxf7 Kxf7  (2) (0.00)

00:00:04  8.00  2.14  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Bxf5 Nd5 4.Be4
                       Qxf6 5.Qxd5 Kg8  (3) (0.00)

00:00:08  9.00  4.35  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Bxf5 Nd5 4.Qh5
                       Kg8 5.Bxg6  (7) (0.00)

00:00:13 10.00  4.46  1.Ng5+ hxg5 2.Qxg5 Nb4 3.Bxf5 Nd5 4.Qh5
                       Kg8 5.Bxg6  (11) (0.00)


Positions                :       5.708.628
Nodes per second         :         356.789

Extensions (checks)      :         170.065 (2%)
Extensions (captures)    :          20.435 (0%)
Extensions (king safety) :           4.183 (0%)
Extensions (on depth)    :               0 (0%)
Extensions (remaining)   :           7.257 (0%)
Extensions (total)       :         201.940 (3%)

Hash Table               : 241.785  241.102  (26%)
Average depth            : 12
Deepest depth            : 33

Rex








On September 01, 2002 at 00:18:00, Steffen Jakob wrote:

>Hi,
>
>usually programmers don't post positions of their own games (except Vincent ;)
>for good reasons. Yesterday I played a bullet (!) game at ICC in which I saced a
>knight which won that game. After the game I wanted to find out if this was
>correct. Usually this isn't the case. Fritz didn't consider my move, but after a
>post mortem analysis (also with the help of Alex Kure) I think that Ng5+ leads
>to the most convincing winning line in this positions.
>
>Please start your engines/brains, gentlemen!
>
>[D]r1b2r2/pp1p1p1k/1qn2Ppp/5p2/3p4/3B1N2/PPPQ1PPP/R3R1K1 w - - 0 1
>
>Here is the analysis:
>
>[Event "ICC 1 0"]
>[Site "Internet Chess Club"]
>[Date "2002.08.31"]
>[White "Yobes"]
>[Black "N.N."]
>[Result "1-0"]
>[ICCResult "Black checkmated"]
>[WhiteElo "1603"]
>[BlackElo "1503"]
>[Opening "Robatsch (modern) defense"]
>[SetUp "1"]
>[FEN "r1b2r2/pp1p1p1k/1qn2Ppp/5p2/3p4/3B1N2/PPPQ1PPP/R3R1K1 w - - 0 1"]
>[Time "14:44:28"]
>[TimeControl "60+0"]
>
>1. Ng5+ hxg5 (1... Kg8 2. Nxf7 Kxf7 (2... Rxf7 3. Qxh6 Qd8 4. Qxg6+ Kf8 5. Qh6+
>Kg8 6. Bc4 $18) 3. Qxh6 Rg8 4. Bc4+ $18) 2. Qxg5 Nb4 (2... Rh8 {This move was
>played in the actual game.} 3. Qh4+ Kg8 4.
>Re8#) (2... d5 3. Qh4+ Kg8 4. Qh6 $18) (2... Nd8 3. Bxf5 Ne6 4. Qh4+ Kg8 5. Qh6
>$18) (2... Qd8 3. Bxf5 Rh8 4. Re4 Kg8 5. Bxg6 $18) 3. Re5 {
>The threat is Qh4+ Kg8 Rxf5.} Nxd3 (3... d5 4. Bxf5 Bxf5 5. Qh4+ Kg8 6. Rxf5
>$18) 4. Qh4+ Kg8 5. Rxf5 Nc5 6. Rh5 $18 1-0
>
>Greetings,
>Steffen.



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