Author: Dann Corbit
Date: 21:57:08 01/15/02
Go up one level in this thread
On January 15, 2002 at 22:33:14, Benny Antonsson wrote:
>On January 15, 2002 at 22:10:11, John Merlino wrote:
>
>>On January 15, 2002 at 21:09:29, Benny Antonsson wrote:
>>
>>>I was confused when I saw Alarm 0.89 play Bd6 in this position:
>>>[D]r1bqk1nr/pppp1p1p/2n3p1/1B6/1b1NP3/2P5/PP3PPP/RNBQK2R b KQkq - 0 1
>>>It seemes to cramp the black position? Is Be3 the problem after Bc5? Is Be7
>>>playable? What other programs play Bd6?
>>
>>Am I correct in thinking that the last two moves were:
>>
>>5...Bb4
>>6.c3
>>
>>If this is the case, then the problem comes more from the fact that 5...Bb4 was
>>played, rather than 5...Bg7. Why else would g6 have been played?
>>
>>If you take back those two (theoretical) moves from the above position, there
>>are many games I have found that have that position in them, and in every game
>>Bg7 was played.
>>
>>jm
>
>Yes... you are right... here is the start of the game:
>1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.d4 exd4 5.Nxd4
>
>Here I checked Alarms openingbook:
>
> Size of openingbook: 305.463 positions
> Number of lines in this position: 1
> ECO: [C60 Ruy Lopez: fianchetto (Smyslov/Barnes) defence]
>
> ----------------------------------------------------------------------------
> Move n % Win Draw Loss White Black TPR Prob
> ----------------------------------------------------------------------------
> Bg7 2 25.00% 0 1 1 2000 2000 1833 0.00%
>
>The first problem is that there were to few games played with this position in
>the pgn-file I used to create the openging book... and the second problem is why
>Alarm isn't playing the obvious Bg7 when it starts thinking... neither Crafty or
>ChessMaster does, and I assume these programs also have knowledge about the
>fianchettoed bishop ?
Pepito chooses Bg7 within 2.14 seconds:
Son correctas: Bg7
+----+----+----+----+----+----+----+----+
8 | *R | | *B | *Q | *K | *B | *N | *R |
+----+----+----+----+----+----+----+----+
7 | *P | *P | *P | *P | | *P | | *P |
+----+----+----+----+----+----+----+----+
6 | | | *N | | | | *P | |
+----+----+----+----+----+----+----+----+
5 | | B | | | | | | |
+----+----+----+----+----+----+----+----+
4 | | | | N | P | | | |
+----+----+----+----+----+----+----+----+
3 | | | | | | | | |
+----+----+----+----+----+----+----+----+
2 | P | P | P | | | P | P | P |
+----+----+----+----+----+----+----+----+
1 | R | N | B | Q | K | | | R |
+----+----+----+----+----+----+----+----+
a b c d e f g h
5 -24 96 21901 Ng8-f6 Nb1-c3 Bf8-b4 Bc1-g5 Bb4xc3 b2xc3 O-O
5 -24 100 34248 Ng8-f6 Nb1-c3 Bf8-b4 Bc1-g5 Bb4xc3 b2xc3 O-O
6 -25 107 53811 Ng8-f6 Nb1-c3 Bf8-b4 Bc1-g5 Bb4xc3 b2xc3 h6 Nd4xc6
b7xc6
6 -25 121 100262 Ng8-f6 Nb1-c3 Bf8-b4 Bc1-g5 Bb4xc3 b2xc3 h6 Nd4xc6
b7xc6
7 -30 145 179927 Ng8-f6 Nb1-c3 Bf8-b4 Bc1-g5 h6 Nd4xc6 b7xc6 Bg5xf6
Qd8xf6
7 -29 214 412754 Bf8-g7 Nd4xc6 d7xc6 Qd1xd8 Ke8xd8 Bb5-c4 Kd8-e8 O-O
Ng8-e7 Nb1-c3 Bg7xc3 b2xc3
7 -29 221 435379 Bf8-g7 Nd4xc6 d7xc6 Qd1xd8 Ke8xd8 Bb5-c4 Kd8-e8 O-O
Ng8-e7 Nb1-c3 Bg7xc3 b2xc3
8 -26 327 808125 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Qd1-f3 Qd8-f6 Qf3xf6
Ng8xf6 Nb1-c3
8 -26 423 1130727 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Qd1-f3 Qd8-f6 Qf3xf6
Ng8xf6 Nb1-c3
9 -33 537 1552105 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Qd1-f3 Ng8-f6 Nb1-c3
O-O O-O
9 -33 909 2883366 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Qd1-f3 Ng8-f6 Nb1-c3
O-O O-O
10 -24 1372 4624922 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Nb1-c3 Rb8-b4 Bc4-d3
Ng8-e7 O-O O-O
10 -24 1769 6040239 Bf8-g7 Nd4xc6 b7xc6 Bb5-c4 Ra8-b8 Nb1-c3 Rb8-b4 Bc4-d3
Ng8-e7 O-O O-O
11 -29 2678 9497000 Bf8-g7 Nd4xc6 b7xc6 Bb5-d3 Ng8-e7 O-O O-O c3 d6 Nb1-d2
Ra8-b8 Nd2-f3
11 -29 4961 17682885 Bf8-g7 Nd4xc6 b7xc6 Bb5-d3 Ng8-e7 O-O O-O c3 d6 Nb1-d2
Ra8-b8 Nd2-f3
12 -29 10190 37012233 Bf8-g7 Bc1-e3 Ng8-f6 Nb1-c3 Nf6-g4 Qd1xg4 Nc6xd4 Bb5-d3
d6 Qg4-d1 O-O O-O
12 -29 16517 60157463 Bf8-g7 Bc1-e3 Ng8-f6 Nb1-c3 Nf6-g4 Qd1xg4 Nc6xd4 Bb5-d3
d6 Qg4-d1 O-O O-O
Amy requires 21 seconds:
White(1): test \bg7.epd
Problem 1:
best move is Bg7
+---+---+---+---+---+---+---+---+
8 |*R*| |*B*|*Q*|*K*|*B*|*N*|*R*|
+---+---+---+---+---+---+---+---+
7 |*P*|*P*|*P*|*P*| |*P*| |*P*| Hashkey: 67e1dabc
+---+---+---+---+---+---+---+---+
6 | | |*N*| | | |*P*| |
+---+---+---+---+---+---+---+---+
5 | | B | | | | | | | Black (38000, 31000) PNBRQ
+---+---+---+---+---+---+---+---+
4 | | | | N | P | | | | White (38000, 31000) PNBRQ
+---+---+---+---+---+---+---+---+
3 | | | | | | | | |
+---+---+---+---+---+---+---+---+
2 | P | P | P | | | P | P | P | Index: 63
+---+---+---+---+---+---+---+---+
1 | R | N | B | Q | K | | | R | MateThreat: 0 0
+---+---+---+---+---+---+---+---+
a b c d e f g h
TC: 40 moves in 144000 secs
TL: 3150/12600
GamePhase: Opening
It Time Score principal Variation
6 1.0 -0.272 1. .. Nf6 2. Bg5 Be7 3. Bxc6 dxc6 4. Nc3
6 -27 101 93921 1. .. Nf6 2. Bg5 Be7 3. Bxc6 dxc6 4. Nc3
7 1.5 -0.192 1. .. Nf6 2. Nc3 Bc5 3. Be3 Ng4 4. O-O Nxe3
7 -19 157 209624 1. .. Nf6 2. Nc3 Bc5 3. Be3 Ng4 4. O-O Nxe3
7 1.9 -0.192 1. .. Nf6 2. Nc3 Bc5 3. Be3 Ng4 4. O-O Nxe3
7 -19 196 298744 1. .. Nf6 2. Nc3 Bc5 3. Be3 Ng4 4. O-O Nxe3
8 2.7 -0.320 1. .. Nf6 2. Nc3 Bc5 3. Be3 Qe7 4. Nxc6 dxc6 5. Bxc5
8 -32 270 461765 1. .. Nf6 2. Nc3 Bc5 3. Be3 Qe7 4. Nxc6 dxc6 5
. Bxc5
8 4.6 +++ 1. .. Bb4+
8 0 466 879923 1. .. Bb4+!
8 5.3 -0.304 1. .. Bb4+ 2. Nc3 a6 3. Nxc6 dxc6 4. Qxd8+ Kxd8 5. Bc4
Bxc3+ 6. bxc3 Ke8 7. Be3 Nf6 8. e5
8 -30 538 1037696 1. .. Bb4+ 2. Nc3 a6 3. Nxc6 dxc6 4. Qxd8+ Kxd
8 5. Bc4 Bxc3+ 6. bxc3 Ke8 7. Be3 Nf6 8. e5
8 6.8 -0.304 1. .. Bb4+ 2. Nc3 a6 3. Nxc6 dxc6 4. Qxd8+ Kxd8 5. Bc4
Bxc3+ 6. bxc3 Ke8 7. Be3 Nf6 8. e5
8 -30 688 1363468 1. .. Bb4+ 2. Nc3 a6 3. Nxc6 dxc6 4. Qxd8+ Kxd
8 5. Bc4 Bxc3+ 6. bxc3 Ke8 7. Be3 Nf6 8. e5
9 14.4 -0.464 1. .. Bb4+ 2. c3 Bd6 3. O-O Nf6 4. Bg5 O-O 5. Nd2 Be5 6.
N2f3
9 -46 1441 3083540 1. .. Bb4+ 2. c3 Bd6 3. O-O Nf6 4. Bg5 O-O 5.
Nd2 Be5 6. N2f3
9 15.7 +++ 1. .. Nf6
9 0 1577 3383844 1. .. Nf6!
9 18.7 -0.368 1. .. Nf6 2. O-O Bc5 3. Nb3 Bd6 4. Nc3 Be5 5. Bg5 O-O
9 -36 1874 4084595 1. .. Nf6 2. O-O Bc5 3. Nb3 Bd6 4. Nc3 Be5 5.
Bg5 O-O
9 20.9 +++ 1. .. Bg7
9 0 2098 4611617 1. .. Bg7!
9 23.4 -0.208 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Ne7 5. Nd2
Be6 6. O-O Bd4 7. Rd1
9 -20 2345 5234400 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Ne
7 5. Nd2 Be6 6. O-O Bd4 7. Rd1
9 25.2 -0.208 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Ne7 5. Nd2
Be6 6. O-O Bd4 7. Rd1
9 -20 2522 5630723 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Ne
7 5. Nd2 Be6 6. O-O Bd4 7. Rd1
10 35.0 -0.272 1. .. Bg7 2. Ne2 Nf6 3. Nbc3 Qe7 4. Bf4 d6 5. Qd3 a6 6.
Bxc6+ bxc6
10 -27 3500 7915514 1. .. Bg7 2. Ne2 Nf6 3. Nbc3 Qe7 4. Bf4 d6 5.
Qd3 a6 6. Bxc6+ bxc6
10 49.0 -0.272 1. .. Bg7 2. Ne2 Nf6 3. Nbc3 Qe7 4. Bf4 d6 5. Qd3 a6 6.
Bxc6+ bxc6
10 -27 490911027121 1. .. Bg7 2. Ne2 Nf6 3. Nbc3 Qe7 4. Bf4 d6 5.
Qd3 a6 6. Bxc6+ bxc6
11 1:07 -0.240 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Bg4 5. O-O
Ke7 6. Na3 c5 7. Bg5+ Nf6 8. e5 Rhd8
11 -24 679215563677 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Bg
4 5. O-O Ke7 6. Na3 c5 7. Bg5+ Nf6 8. e5 Rhd8
11 1:41 -0.240 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Bg4 5. O-O
Ke7 6. Na3 c5 7. Bg5+ Nf6 8. e5 Rhd8
11 -24 1015123157657 1. .. Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Bg
4 5. O-O Ke7 6. Na3 c5 7. Bg5+ Nf6 8. e5 Rhd8
Crafty picks Bg7 instantly and never wavers:
Crafty v18.13
White(1): hash 300M
hash table memory = 192M bytes.
White(1): st 999
search time set to 999.00.
White(1): epdpfga \bg7.epd bg7.out
PFGA: EPD record: 1
clearing hash tables
time surplus 0.00 time limit 16:39 (16:39)
nss depth time score variation (1)
5 0.28 0.86 1. ... Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8
4. Bd3 Ne7 5. O-O
5-> 0.31 0.86 1. ... Bg7 2. Nxc6 dxc6 3. Qxd8+ Kxd8
4. Bd3 Ne7 5. O-O
6 0.45 0.97 1. ... Bg7 2. Be3 Nf6 3. O-O Nxd4 4.
Qxd4 O-O
6-> 0.82 0.97 1. ... Bg7 2. Be3 Nf6 3. O-O Nxd4 4.
Qxd4 O-O
7 1.27 0.82 1. ... Bg7 2. Nxc6 bxc6 3. Bc4 Qe7
4. O-O Qb4 5. Nd2 Bxb2 6. Bxb2 Qxb2
7-> 1.75 0.82 1. ... Bg7 2. Nxc6 bxc6 3. Bc4 Qe7
4. O-O Qb4 5. Nd2 Bxb2 6. Bxb2 Qxb2
8 4.07 0.78 1. ... Bg7 2. Be3 a6 3. Be2 Nf6 4.
Nxc6 dxc6 5. Qxd8+ Kxd8 6. Nc3 Bg4
8-> 5.77 0.78 1. ... Bg7 2. Be3 a6 3. Be2 Nf6 4.
Nxc6 dxc6 5. Qxd8+ Kxd8 6. Nc3 Bg4
9 9.04 0.80 1. ... Bg7 2. Be3 Nf6 3. O-O O-O 4.
Nc3 Qe7 5. Nxc6 bxc6 6. Bd3
9-> 14.57 0.80 1. ... Bg7 2. Be3 Nf6 3. O-O O-O 4.
Nc3 Qe7 5. Nxc6 bxc6 6. Bd3
10 26.16 0.70 1. ... Bg7 2. Be3 Nge7 3. Nc3 O-O 4.
O-O a5 5. f3 Nxd4 6. Bxd4 d6 7. Bxg7
Kxg7
10-> 40.35 0.70 1. ... Bg7 2. Be3 Nge7 3. Nc3 O-O 4.
O-O a5 5. f3 Nxd4 6. Bxd4 d6 7. Bxg7
Kxg7
11 59.07 0.67 1. ... Bg7 2. Be3 Nge7 3. Nc3 O-O 4.
O-O a5 5. f3 d6 6. Nxc6 bxc6 7. Bc4
Bxc3 8. bxc3
11-> 1:39 0.67 1. ... Bg7 2. Be3 Nge7 3. Nc3 O-O 4.
O-O a5 5. f3 d6 6. Nxc6 bxc6 7. Bc4
Bxc3 8. bxc3
12 2:51 0.65 1. ... Bg7 2. Be3 Qe7 3. Nc3 Nf6 4.
O-O O-O 5. f3 a5 6. Bc4 Nxd4 7. Qxd4
d6
Comet takes 9.25 seconds:
Comet Version B.37
Copyright (C) 1998-2001, Ulrich Tuerke, 27.07.2001
initializing table base
found 66 uncompressed and 154 compressed new TBs
found 5-piece TBs in e:\programme\winboard\nalimov
using 14019 KB for Compression
using 8192 KB for TB cache
Hash Table Sizes:
Transposition Table: 30720K
EGTB Probe Cache: 1024K
Evaluation Cache: 1024K
Chess
post
level 40 2400 2400
setboard r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
go
kibitz Comet-B.37 says hello
6 -45 75 159386 g8f6? b1c3 f8c5 c1e3 h8g8 d4c6 d7c6 d1d8
e8d8
6 -34 100 206963 f8g7 c1e3 c6d4 e3d4 g7d4 d1d4 g8f6
6 -32 175 352998 f8b4 c2c3 b4d6 c1e3 g8f6 f2f3 a7a6
6 -31 212 434365 d8h4 b1c3 f8b4 e1g1 c6a5 c1e3 b4c3 b2c3 h4f2
6 -31 250 500291 d8h4 b1c3 f8b4 e1g1 c6a5 c1e3 b4c3 b2c3 h4f2
7 -18 375 799485 d8h4! b1c3 f8b4 e1g1 g8f6 a2a4 b4c3 b2c3
f6e4 d4c6 b7c6 b5c6
7 -11 412 895783 d8h4 b1c3 f8b4 b5c6 d7c6 d1f3 b4c3 b2c3 g8f6
7 -11 500 1056197 d8h4 b1c3 f8b4 b5c6 d7c6 d1f3 b4c3 b2c3 g8f6
8 -25 575 1210055 d8h4? b1c3 f8b4 e1g1 c6d4 d1d4 h4h2 g1h2
g8f6
8 -16 925 2014046 f8g7 d4c6 b7c6 b5c4 d8e7 d1e2 a8b8 b1c3 g8f6
8 -16 1137 2475015 f8g7 d4c6 b7c6 b5c4 d8e7 d1e2 a8b8 b1c3 g8f6
9 -30 1237 2673840 f8g7? d4c6 b7c6 b5c4 d8e7 d1e2 e7e4 e2e4
g8e7
9 -31 5075 11039210 f8g7 d4c6 b7c6 b5c4 d8e7 d1e2 a8b8 c2c3
9 -31 7137 16174338 f8g7 d4c6 b7c6 b5c4 d8e7 d1e2 a8b8 c2c3
10 -32 9275 21262570 f8g7 d4c6 b7c6 b5c4 d8e7 d1e2 f7f5 f2f3 f5e4
f3e4 e7h4 g2g3 h4h3
ExChess takes 55 seconds, and switches to something novel, Qe7:
Starting search on position:
r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
Target search time: 99900
Starting depth: 1
Game stage: 0
1. -0.45 0 88750 1. ... Nf6
2. -0.60 0 88837 1. ... Nf6 2. Nc3
3. -0.66 0 89105 1. ... Nf6 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3
3. -0.62 0 89439 1. ... Nxd4 2. Qxd4 Nf6 3. O-O
4. -0.55 0 90147 1. ... Nxd4 2. Qxd4 Nf6 3. Nc3
4. -0.53 0 92019 1. ... Nf6 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bg5 Bb4+
5. c3 cxb5 6. cxb4
5. -0.60 0 94733 1. ... Nf6 2. Nxc6 bxc6 3. Bd3 d5 4. Nc3
6. -0.48 0 120149 1. ... Nf6 2. Nxc6 bxc6 3. Bd3 d5 4. Nc3 Bb4
6. -0.38 0 166730 1. ... Bb4+ 2. c3 Bd6 3. O-O Qh4 4. f4 Nf6
7. -0.49 0 282419 1. ... Bb4+ 2. c3 Bd6 3. Qc2 Nxd4 4. cxd4 Qh4 5. g3
Qd8
7. -0.34 2 722552 1. ... Qh4 2. Qd3 Nf6 3. Nc3 Bc5 4. Be3 O-O
8. --
8. -0.66 3 1298018 1. ... Qh4 2. O-O Nxd4 3. Qxd4 Bd6 4. g3 Qf6 5. Be3
8. -0.63 4 1452288 1. ... Nxd4 2. Qxd4 Nf6 3. Nc3 Be7 4. Nd5 O-O 5.
Nxe7+ Qxe7 6. Bd3
8. ++ 5 1815142 1. ... Nf6
8. -0.53 5 1988130 1. ... Nf6 2. Nxc6 bxc6 3. Bd3 d5 4. Nc3 Bg4 5. Be2
Qd7
9. -0.44 11 3681706 1. ... Nf6 2. Nxc6 bxc6 3. Bd3 d5 4. Nc3 Bg7 5. O-O
O-O 6. Bg5
10. -0.47 25 8482210 1. ... Nf6 2. Nc3 Bb4 3. Bg5 Bxc3+ 4. bxc3 Ne5 5.
O-O a6 6. Ba4 O-O
10. -0.43 43 15062239 1. ... Nge7 2. Nxc6 Nxc6 3. O-O Bg7 4. Nd2 O-O 5.
Nf3 Qe8 6. Re1 d6
10. -0.36 55 19389717 1. ... Bg7 2. Nf3 Nf6 3. Nc3 O-O 4. O-O d6 5. Bg5
Bg4 6. Re1
11. -0.41 74 26236534 1. ... Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5.
Nc3
12. -0.34 151 53365883 1. ... Bg7 2. Nxc6 bxc6 3. Be2 Ne7 4. O-O O-O 5.
Nd2 d5 6. Re1 Rb8 7. Rb1 Bb7
13. -0.37 283 99583026 1. ... Bg7 2. Nxc6 bxc6 3. Be2 Ne7 4. O-O O-O 5.
Nc3 d5 6. Bg5 Bxc3 7. bxc3 Re8 8. Bd3
13. -0.36 707 244330518 1. ... Qe7 2. Nc3 Bg7 3. Nde2 Nf6 4. Bg5 Qc5 5.
Be3 Qh5 6. Nf4 Qxd1+ 7. Rxd1 Nb4 8. Rd2 O-O
GLC takes 45 seconds to stick with it:
>epd 180 \bg7.epd
Line 001: Test [Bg7]...
>
Game stage: Opening
Current eval: -0.95
Ply Time Score Nodes Principal Variation
3 0.05 -0.328 5365 Nge7 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bc4
4 0.07 -0.583 11622 Bb4+ 2. c3 Bc5 3. Nb3 Be7
4 0.09 -0.460 17116 Nf6 2. Nc3 Bb4 3. Nxc6 dxc6
4 0.12 -0.460 25550 Nf6 2. Nc3 Bb4 3. Nxc6 dxc6
5 0.16 -0.627 41108 Nf6 2. Bg5 Bb4+ 3. c3 Be7 4. Nxc6 dxc6
5 0.22 -0.600 64997 Nge7 2. O-O Bg7 3. Nxc6 dxc6 4. Bd3
5 0.27 -0.456 93430 Bg7 2. Nxc6 dxc6 3. Bd3 Bh6 4. Bxh6 Nxh6
5 0.37 -0.437 133348 Qh4 2. Qd3 Ne5 3. Qe3 Ne7
5 0.40 -0.437 145666 Qh4 2. Qd3 Ne5 3. Qe3 Ne7
6 0.48 -0.466 180721 Qh4 2. Qd3 Ne5 3. Qe2 Bc5 4. g3
6 0.60 -0.359 253619 Bg7 2. Ne2 Nge7 3. O-O O-O 4. Na3
6 0.82 -0.183 363165 Nf6 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Be6 5. O-O
Bd6
6 0.98 -0.183 423459 Nf6 2. Nxc6 dxc6 3. Qxd8+ Kxd8 4. Bd3 Be6 5. O-O
Bd6
7 1.49 -0.344 659685 Nf6 2. Nxc6 bxc6 3. Bd3 Bb4+ 4. Bd2 Qe7 5. c3 Ba5
7 2.19 -0.344 976507 Nf6 2. Nxc6 bxc6 3. Bd3 Bb4+ 4. Bd2 Qe7 5. c3 Ba5
8 4.20 -0.395 1923682 Nf6 2. O-O Bc5 3. Nb3 Nxe4 4. Nxc5 Nxc5 5. Re1+ Ne7
6. Bg5
8 5.91 -0.302 2774795 Bg7 2. Nxc6 bxc6 3. Bd3 Rb8 4. Nc3 Bxc3+ 5. bxc3
Qf6 6. Bd2 Ne7
8 6.48 -0.302 3036356 Bg7 2. Nxc6 bxc6 3. Bd3 Rb8 4. Nc3 Bxc3+ 5. bxc3
Qf6 6. Bd2 Ne7
9 8.21 -0.472 3863375 Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. Nd2 O-O 5. O-O {ht}
9 15.21 -0.412 6924587 Nf6 2. Nc3 Bd6 3. Bh6 Qe7 4. Bg7 Rg8 5. Bxf6 Qxf6
6. Nde2
9 22.87 -0.412 10472k Nf6 2. Nc3 Bd6 3. Bh6 Qe7 4. Bg7 Rg8 5. Bxf6 Qxf6
6. Nde2
10 40.67 -0.599 18385k Nf6 2. O-O Bc5 3. Nxc6 bxc6 4. Bd3 Qe7 5. Qe2 O-O
6. Bh6 Re8
10 45.30 -0.323 20735k Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5. Nc3 Rb8
6. Qe2 Bxc3 7. bxc3
10 59.75 -0.323 27565k Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5. Nc3 Rb8
6. Qe2 Bxc3 7. bxc3
11 1:09 -0.396 32097k Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5. Nc3 Bxc3
6. bxc3 Bb7 7. Bh6 Re8
11 2:15 -0.396 63112k Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5. Nc3 Bxc3
6. bxc3 Bb7 7. Bh6 Re8
12 2:38 -0.303 74959k Bg7 2. Nxc6 bxc6 3. Bd3 Ne7 4. O-O O-O 5. Nc3 d6 6.
Bg5 Rb8 7. Qc1 Bxc3 8. bxc3
local: t=3:00 nps=474275.8 n=85388140 (17.9% / 82.1%) fh=89.0%
total: t=3:00 nps=474275.8 n=85388140 draws=5493
trans: probes=15313546 hits=2005579 (13.10%) draft=1126057 (7.35%)
tcuts: exact=584 (0.00%) upper=494950 (3.23%) lower=251889 (1.64%)
tstor: exact=1168 (0.02%) upper=4786330 (70.14%) lower=2036657 (29.84%)
ext: check=2446109 recap=402460 ppush=8699 1rep=153326 thrt=0
q-moves: gen=57691523 tested=30404945 made/un=12745084 max-dep=12
max eval diff: part-1=2.761 part-2=2.673
Nejmet 1.2 seconds:
White: setboard r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
Black: go
Black: Thinking ...
1 -60 0 3 c6d4
1 -54 1 29 f7f6
1 -53 1 47 g8f6
1 -50 2 86 f8b4
1 -50 3 99 f8b4
2 -50 3 206 f8b4 b1c3
2 -50 4 383 f8b4 b1c3
3 -47 5 1383 f8b4 c2c3 c6d4
3 -43 5 1655 c6d4 d1d4 g8f6
3 -43 6 2227 c6d4 d1d4 g8f6
4 -64 7 3071 c6d4 d1d4 d8f6 c1e3
4 -55 10 9472 f8b4 c2c3 b4c5 d4c6
4 -55 12 12225 f8b4 c2c3 b4c5 d4c6
5 -80 14 17079 f8b4:-- c2c3 b4c5 d4c6
5 -89 22 37155 f8b4 c2c3 b4c5 d4b3 d8e7
5 -79 22 39121 c6d4:++
5 -79 22 39121 c6d4
6 -56 26 49446 c6d4 d1d4 d8f6 c1e3 f8g7 c2c3
6 -54 52 143278 f8h6:++
6 -51 59 173839 f8h6 b1a3 h6c1 a1c1 f7f6 d4c6
6 -51 65 193105 f8h6 b1a3 h6c1 a1c1 f7f6 d4c6
7 -72 80 245158 f8h6 d4c6 b7c6 c1h6 g8h6 b5c4 a8b8
7 -46 86 270433 c6d4 d1d4 d8f6 d4f6 g8f6 c1f4 f8b4
7 -37 130 440383 f8g7 d4c6 b7c6 b5d3 a8b8 b1c3 g7c3
7 -37 137 467572 f8g7 d4c6 b7c6 b5d3 a8b8 b1c3 g7c3
8 -51 180 646028 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 b1c3
8 -51 281 990880 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 b1c3
9 -26 384 1423361 f8g7:++
9 -27 388 1438929 f8g7:--
9 -27 388 1438929 f8g7
10 -34 651 2648509 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 b1c3 d7d6
f2f4
10 -34 1007 4005960 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 b1c3 d7d6
f2f4
11 -25 1527 6247020 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 d1f3 d7d6
b1c3 c8d7
11 -25 2106 8516171 f8g7 d4c6 b7c6 b5c4 g8e7 e1g1 e8g8 d1f3 d7d6
b1c3 c8d7
12 -28 3309 13704912 f8g7 d4c6 b7c6 b5e2 d7d6 e1g1 g8e7 b1c3 e8g8
f2f4 g7c3 b2c3
12 -28 5117 20887057 f8g7 d4c6 b7c6 b5e2 d7d6 e1g1 g8e7 b1c3 e8g8
f2f4 g7c3 b2c3
Quark takes 8 seconds:
testsuite \bg7 999
position 1
4 -85 4 11347 f8b4?
4 -117 7 17636 f8b4 c2c3 b4f8 e1g1 g8f6
4 -36 7 17715 c6d4!
4 -95 7 18304 c6d4 d1d4 f7f6 d4d1
4 -94 8 22748 f8g7!
4 -93 9 25434 f8g7 c2c3 g8f6 c1g5
4 -91 10 29527 f8e7!
4 -90 11 31068 f8e7 c1e3 c6d4 e3d4
4 -84 12 33757 g8f6!
4 -66 12 34763 g8f6 b5c6 d7c6 b1c3
4 -66 13 35901 g8f6 b5c6 d7c6 b1c3
5 -65 17 50458 g8f6 c1g5 f8e7 d4c6 d7c6
5 -65 21 65738 g8f6 c1g5 f8e7 d4c6 d7c6
6 -60 29 93327 g8f6 b1c3 c6d4 d1d4 c7c6 c1g5
6 -60 38 127479 g8f6 b1c3 c6d4 d1d4 c7c6 c1g5
7 -76 75 256887 g8f6 c1g5 f8b4 c2c3 b4e7 f2f3 f6g4 g5e7
7 -75 89 309280 f8g7!
7 -64 102 355266 f8g7 c2c3 c6d4 c3d4 c7c5 b1c3 c5d4
7 -64 145 514779 f8g7 c2c3 c6d4 c3d4 c7c5 b1c3 c5d4
8 -68 282 1037278 f8g7 c1e3 g8e7 b1c3 d7d6 e1g1 c8d7 f2f4
8 -67 342 1264939 g8f6!
8 -67 373 1382198 g8f6 b1c3 f8b4 c1g5 b4c3 b2c3 c6e5 d4e6 f7e6
8 -67 539 2039922 g8f6 b1c3 f8b4 c1g5 b4c3 b2c3 c6e5 d4e6 f7e6
9 -75 716 2730113 g8f6 b1c3 a7a6 d4c6 b7c6 b5c4 f8b4 c1d2 e8g8
9 -74 808 3161001 f8g7!
9 -70 978 3766976 f8g7 c1e3 g8h6 b1c3 e8g8 d1d2 h6g4 e3g5 f7f6
9 -70 1476 5698210 f8g7 c1e3 g8h6 b1c3 e8g8 d1d2 h6g4 e3g5 f7f6
10 -72 2313 9037708 f8g7 c1e3 a7a6 b5c6 d7c6 b1c3 c8e6 a2a4 g8e7 d1d3
10 -72 3558 14020932 f8g7 c1e3 a7a6 b5c6 d7c6 b1c3 c8e6 a2a4 g8e7 d1d3
11 -65 5112 20687764 f8g7 c1e3 c6d4 e3d4 g7d4 d1d4 d8f6 e4e5 f6b6 d4b4
g8e7
45.6 seconds for The Crazy Bishop:
version 0046.01.
Copyright 1997-2000 by Remi Coulom. All Rights Reserved.
Permission is granted to freely use and distribute this program,
provided that no charge is made for it and it is distributed unmodified
This program comes with ABSOLUTELY NO WARRANTY.
Windows autoplayer based on work by Stefan Meyer-Kahlen & Ch. Donninger
Compressed EGTB code by Eugene Nalimov and Andrew Kadatch
(@n)EngineControl>post
Unknown command: post
type '?' for help
(@n)EngineControl>xboard
feature ping=1
feature setboard=1
feature myname="The Crazy Bishop, version 0046.01"
feature variants="nocastle"
feature done=0
post
level 40 2400 2400
setboard r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
go
3. -37 0 1529 Bb4+ c3 Bd6
3. -36 0 1789 Nxd4
3. -24 0 2121 Nxd4 Qxd4 Nf6
4. -26 1 6997 Nxd4 Qxd4 f6 Be3 Bg7
4. -25 3 16084 Bg7
4. -26 3 16312 Nxd4
4. -25 4 19354 Nf6
4. -26 4 19538 Nxd4
4. -25 5 23923 Ne5
4. -26 5 24023 Nxd4
5. -28 7 31629 Nxd4 Qxd4 f6 Be3 Bg7 Nc3
5. -27 10 47705 Qf6
5. -25 11 56981 Qf6 Nxc6 dxc6 Bc4 Bg7 Nc3
5. -24 15 73124 Qh4
5. -20 17 85205 Qh4 O-O Bg7 Nxc6 dxc6 Bd3
6. -18 31 158753 Qh4 O-O Bg7 Nxc6 dxc6 Bd3 Be6
7. -12 94 482875 Qh4 O-O Bg7 Nxc6 dxc6 Bd3 Bg4 Qd2
8. -16 228 1169891 Qh4 O-O Bg7 Nxc6 dxc6 Bd3 Be6
9. -12 742 3850630 Qh4 O-O Bg7 Nxc6 dxc6 Bd3 Nf6 Nc3 Bg4
10. -16 2392 12706599 Qh4 O-O Bg7 Nxc6 dxc6 Bd3 Bg4 f3 Be6 Nc3 Bxc3
10. -15 4560 24653837 Bg7
10. -14 5381 29283621 Bg7 Nxc6 bxc6 Be2 Ne7 Nc3 O-O
11. -11 10357 57115123 Bg7 Nxc6 bxc6 Be2 d6 Nc3 Rb8
1.1 seconds for Yace:
white ( 1): epd \bg7.epd
r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq - bm Bg7;
Stored 8 learned positions into hash table
solution Bg7!
usetime = 998.00, mintime = 998.00 maxtime = 998.00 tl 998.00 ml 0
5 0.001 -0.60 1t 1...Nxd4 2.Qxd4 {0}
13 0.001 -0.46 1t+ 1...Bb4+ 2.c3 {0}
36 0.002 -0.46 1t 1...Bb4+ 2.c3 {0}
54 0.002 -0.30 1t 1...Nf6 2.Nxc6 dxc6 3.Qxd8+ Kxd8 {0}
73 0.002 -0.25 1t 1...Nge7 {0}
101 0.002 -0.25 1. 1...Nge7 {0}
111 0.003 -0.84 2-- 1...Nge7 2.O-O {0}
161 0.003 -0.84 2t 1...Nge7 2.O-O {0}
209 0.003 -0.83 2t+ 1...Nf6 2.O-O {0}
284 0.004 -0.67 2t 1...Nf6 2.O-O Nxe4 3.Nxc6 bxc6 4.Bxc6 {0}
453 0.005 -0.66 2t+ 1...Bb4+ 2.Bd2 Bxd2+ 3.Ke2 {350}
749 0.006 -0.33 2t 1...Bb4+ 2.c3 Bc5 {0}
1167 0.008 -0.33 2. 1...Bb4+ 2.c3 Bc5 {0}
1807 0.012 -0.61 3t 1...Bb4+ 2.c3 Nxd4 3.Qxd4 {0}
2083 0.013 -0.60 3t+ 1...Nxd4 2.O-O {340}
2363 0.015 -0.58 3t 1...Nxd4 2.Qxd4 Qf6 3.Be3 {0}
3067 0.018 -0.52 3t+ 1...Bc5 2.c3 Nxd4 3.cxd4 {0}
3581 0.020 -0.41 3t 1...Bc5 2.Be3 Qf6 {0}
4527 0.024 -0.40 3t+ 1...Bg7 2.c3
4795 0.025 -0.36 3t 1...Bg7 2.Nxc6 dxc6 3.Qxd8+ Kxd8 {0}
5308 0.027 -0.33 3t+ 1...Qf6 2.Nxc6 dxc6 {0}
5406 0.028 -0.33 3t 1...Qf6 2.Nxc6 dxc6 {0}
5941 0.030 -0.30 3t+ 1...Qh4 2.Ne2
6568 0.032 -0.28 3t 1...Qh4 2.Nc3 Bb4 {0}
6693 0.033 -0.28 3. 1...Qh4 2.Nc3 Bb4 {0}
9986 0.045 -0.69 4-- 1...Qh4 2.O-O Bc5 3.Be3 Qxe4 4.Nxc6 dxc6
5.Bxc6+ {0}
11732 0.051 -0.71 4t 1...Qh4 2.O-O Bg7 3.Nxc6 {-340}
12877 0.055 -0.70 4t+ 1...Qf6 2.Nc3
14306 0.060 -0.59 4t 1...Qf6 2.Bxc6 dxc6 3.O-O Ne7 {10}
15530 0.064 -0.58 4t+ 1...Bg7 2.Nxc6 dxc6 3.Qxd8+ Kxd8 4.Bg5+ Ne7
5.g3 {0}
19688 0.079 -0.44 4t 1...Bg7 2.Be3 a6 3.Nxc6 {-340}
21694 0.086 -0.43 4t+ 1...Bc5 2.c3 a6 3.Nd2 {0}
23241 0.092 -0.42 4t 1...Bc5 2.Be3 Nxd4 3.Bxd4 {0}
29372 0.114 -0.42 4. 1...Bc5 2.Be3 Nxd4 3.Bxd4 {0}
41848 0.150 -0.51 5t 1...Bc5 2.Nb3 Bb6 3.O-O Nge7 {0}
43940 0.155 -0.50 5t+ 1...Bg7 2.Nc3 Nxd4 3.O-O {340}
56015 0.191 -0.21 5t 1...Bg7 2.Be3 Nge7 3.O-O O-OH {0}
76807 0.250 -0.21 5. 1...Bg7 2.Be3 Nge7 3.O-O O-O {0}
116838 0.361 -0.43 6t 1...Bg7 2.Be3 Nge7 3.O-O O-O 4.Nc3 {0}
174905 0.515 -0.42 6t+ 1...Nxd4 2.Qxd4 Qf6 3.Qxf6 Nxf6 4.Bf4
190569 0.560 -0.36 6t 1...Nxd4 2.Qxd4 Qf6 3.e5 Qf5 4.c4 Ne7H {0}
283892 0.854 -0.36 6. 1...Nxd4 2.Qxd4 Qf6 3.e5 Qf5 4.c4 Ne7 {0}
318476 0.945 -0.76 7-- 1...Nxd4 2.Qxd4 Qf6 3.e5 Ne7 4.exf6 c6 {-1001}
347864 1.011 -0.76 7t 1...Nxd4 2.Qxd4 Qf6H 3.e5H Qe7H 4.Nc3H Qb4H
5.Qd5H {0}
385177 1.118 -0.75 7t+ 1...Bg7 2.Be3 Nge7 3.Ne6 dxe6 4.Nc3 {340}
535201 1.546 -0.27 7t 1...Bg7 2.Nxc6 bxc6 3.Be2 Rb8 4.c3 d5 5.Nd2 {0}
816356 2.356 -0.27 7. 1...Bg7 2.Nxc6 bxc6 3.Be2 Rb8 4.c3 d5 5.Nd2 {0}
1528818 4.479 -0.25 8t 1...Bg7 2.Be3 a6 3.Be2 d5 4.exd5 Qxd5 5.Bf3
Qa5+ 6.Nc3 {0}
2217577 6.478 -0.25 8. 1...Bg7 2.Be3 a6 3.Be2 d5 4.exd5 Qxd5 5.Bf3
Qa5+ 6.Nc3 {0}
4399939 12.740 -0.42 9t 1...Bg7 2.Nxc6 bxc6 3.Bd3 Ne7 4.O-O O-O 5.Nc3
Rb8 6.Qg4 {0}
9544088 28.076 -0.42 9. 1...Bg7 2.Nxc6 bxc6 3.Bd3 Ne7 4.O-O O-O 5.Nc3
Rb8 6.Qg4 {0}
12729237 36.603 -0.26 10t 1...Bg7 2.Nxc6 bxc6 3.Be2 Qh4 4.Qd3 Ne7 5.Nc3
O-O 6.O-O Be5 {0}
23161303 1:06.7 -0.26 10. 1...Bg7 2.Nxc6 bxc6 3.Be2 Qh4 4.Qd3 Ne7 5.Nc3
O-O 6.O-O Be5 {0}
Phalanx 5.6 seconds:
[ white, 1 ]
book
book off
[ white, 1 ]
r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq -
-> increment adds 1440 s to soft time limit
-> soft time limit 3154.28 s
-> hard time limit 41599.9 s
5 -77 56 67008 Bf8-g7 Bc1-e3 Qd8-f6 Bb5xc6 Pd7xc6
5 -> 0:00.97 121048 2 turns
6 -102 128 167119 Bf8-g7 Bc1-e3 Qd8-e7 Nb1-c3
6 -101 155 205265 Ng8-f6 Bc1-g5 Bf8-e7 Nb1-c3
6 -97 178 234570 Bf8-b4 Pc2-c3 Bb4-e7 Qd1-e2 Be7-f6
6 -> 0:03.03 399695 2 turns
7 -121 386 518028 Bf8-b4 Pc2-c3 Bb4-c5 O-O Ng8-f6 Bc1-g5
Ph7-h6
7 -116 414 565763 Ng8-f6 !
7 -91 528 738877 Ng8-f6 O-O Bf8-c5
7 -86 560 793138 Bf8-g7 !
7 -73 656 947295 Bf8-g7 Nd4xc6 Pb7xc6 Bb5-c4 Ra8-b8 Qd1-f3
Qd8-f6 Qf3-e2
7 -> 0:09.10 1349366 2 turns
8 -75 1571 2470391 Bf8-g7 Nd4-e2 Ng8-e7 O-O O-O Nb1-c3
8 -> 0:22.82 3601437 0 turns
9 -68 3604 5945567 Bf8-g7 Bc1-e3 Qd8-e7 Nb1-c3 Ng8-f6 Pf2-f3
Qe7-b4
9 -> 0:57.33 9455284 0 turns
10 -77 9689 16212052 Bf8-g7 Bc1-e3 Ng8-e7 O-O O-O Nb1-c3
Pd7-d6 Pf2-f4 Bc8-d7
ChessMaster 8000 takes 9 seconds:
Time Depth Score Positions Moves
0:00 2/5 0.48 18558 1...Qf6 2. Nf3 a6 3. Be2 Bb4+ 4.
Nc3 Nge7
0:00 2/6 0.46 76271 1...Bc5 2. Nb3 Bb6 3. O-O a6 4.
Be2 Nf6
0:02 3/7 0.54 202814 1...Bc5 2. Nb3 Bb4+ 3. c3 Bd6 4.
O-O a6 5. Bd3 Nf6
0:04 3/8 0.63 499782 1...Bc5 2. Nb3 Bb6 3. Nc3 Nf6 4.
Bh6 a6 5. Bg7
0:06 3/8 0.59 800610 1...Qf6 2. Nf3 a6 3. Be2 Bc5 4.
Nc3 Nge7 5. Bg5
0:09 3/8 0.44 1097804 1...Bg7 2. Be3 a6 3. Be2 Nge7 4.
O-O O-O 5. Nc3 d6
0:14 4/9 0.59 1711166 1...Bg7 2. Be3 a6 3. Be2 Nge7 4.
Nc3 O-O 5. O-O d6 6. Nf3
0:42 4/10 0.35 5149092 1...Bg7 2. Be3 a6 3. Be2 Nge7 4.
Nc3 O-O 5. Nxc6 Nxc6 6. O-O d6
1:48 5/11 0.43 14347156 1...Bg7 2. Be3 a6 3. Be2 Nge7 4.
Nc3 O-O 5. O-O d6 6. Qd2 Bd7 7.
Nf3
Chess Tiger finds it immediately:
r1bqkbnr/pppp1p1p/2n3p1/1B6/3NP3/8/PPP2PPP/RNBQK2R b KQkq - ce 0; acd 12; acs 1;
pv Bg7 Be3 a6 Be2 d6 Nxc6 bxc6 Bd4 Nf6 e5 dxe5 Bxe5 Qe7 Bd4;|!1
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
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