[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
This is a "White to move" (and win?) problem from http://www.ajschess.com/lifemasteraj/index.html
Spark 0.3a finds mate in 12:
16/56 01:26 81.854.865 949.394 +M17 e5e6 Rf8f4 Bd4xg7+ Kh8xg7 Qd3d4+ Kg7f8 Nd5xf4 Bd7xe6 Nf4xe6+ Kf8e8 Ne6xd8 Ra8c8 Nd8xb7 Ng8h6 Nb7xd6+ Be7xd6 Qd4xe4+ Ke8d8 Rh3xh6 Rc8c7 Rh6xd6+ Rc7d7 Qe4a8+ Kd8e7 Rd6f6 Rd7d4 Qa8f8+ Ke7d7 Qf8g7+ Kd7c8 Be2xa6+ Kc8b8 Qg7b7+
17/56 02:33 159.486.867 1.038.055 +M13 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 Qd3d5 Qd8a5 g5g6 Kg8xg7 g6xh7+ Kg7h8 Qd5d4+ Qa5e5 Nf4g6+ Kh8xh7 Ng6xe5 Be7g5 Rg1xg5 Bd7c6 Rh3xh6+ Kh7xh6 Ne5f7+ Kh6h7 Qd4g7+
18/56 03:42 248.997.884 1.119.645 +M13 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 Qd3d5 Qd8a5 g5g6 Kg8xg7 g6xh7+ Kg7h8 Qd5d4+ Qa5e5 Nf4g6+ Kh8xh7 Ng6xe5 Be7g5 Rg1xg5 Bd7c6 Rh3xh6+ Kh7xh6 Ne5f7+ Kh6h7 Qd4g7+
19/56 05:28 397.381.895 1.209.056 +M12 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 g5g6 Be7g5 g6xh7+ Kg8xg7 h7h8Q+ Kg7xh8 Rh3xh6+ Kh8g7 Qd3h3 Qd8f6 Rh6xf6 Kg7xf6 Nf4d5+ Kf6g6 Rg1xg5+ Kg6xg5 Qh3h5+
White to move (and win?)
Moderator: Ras
-
zullil
- Posts: 6442
- Joined: Tue Jan 09, 2007 12:31 am
- Location: PA USA
- Full name: Louis Zulli
Re: White to move (and win?)
Spark is fast! Stockfish-1.6.3 (8 threads) also finds Mate-in-12, but takes almost 10 minutes:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
This is a "White to move" (and win?) problem from http://www.ajschess.com/lifemasteraj/index.html
Spark 0.3a finds mate in 12:
16/56 01:26 81.854.865 949.394 +M17 e5e6 Rf8f4 Bd4xg7+ Kh8xg7 Qd3d4+ Kg7f8 Nd5xf4 Bd7xe6 Nf4xe6+ Kf8e8 Ne6xd8 Ra8c8 Nd8xb7 Ng8h6 Nb7xd6+ Be7xd6 Qd4xe4+ Ke8d8 Rh3xh6 Rc8c7 Rh6xd6+ Rc7d7 Qe4a8+ Kd8e7 Rd6f6 Rd7d4 Qa8f8+ Ke7d7 Qf8g7+ Kd7c8 Be2xa6+ Kc8b8 Qg7b7+
17/56 02:33 159.486.867 1.038.055 +M13 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 Qd3d5 Qd8a5 g5g6 Kg8xg7 g6xh7+ Kg7h8 Qd5d4+ Qa5e5 Nf4g6+ Kh8xh7 Ng6xe5 Be7g5 Rg1xg5 Bd7c6 Rh3xh6+ Kh7xh6 Ne5f7+ Kh6h7 Qd4g7+
18/56 03:42 248.997.884 1.119.645 +M13 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 Qd3d5 Qd8a5 g5g6 Kg8xg7 g6xh7+ Kg7h8 Qd5d4+ Qa5e5 Nf4g6+ Kh8xh7 Ng6xe5 Be7g5 Rg1xg5 Bd7c6 Rh3xh6+ Kh7xh6 Ne5f7+ Kh6h7 Qd4g7+
19/56 05:28 397.381.895 1.209.056 +M12 e5e6 Rf8f4 Nd5xf4 Ng8h6 Bd4xg7+ Kh8g8 g5g6 Be7g5 g6xh7+ Kg8xg7 h7h8Q+ Kg7xh8 Rh3xh6+ Kh8g7 Qd3h3 Qd8f6 Rh6xf6 Kg7xf6 Nf4d5+ Kf6g6 Rg1xg5+ Kg6xg5 Qh3h5+
Code: Select all
Searching: r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - -
infinite: 1 ponder: 0 time: 0 increment: 0 moves to go: 0
2 -0.81 00:01 6775 g6 Bxh3 Qxh3
3 -1.94 00:01 8272 g6 h6 Qg3 Bxh3 Qxh3 dxe5
3 -1.90 00:01 9282 Qg3 Bxh3 Qxh3 dxe5
4 -1.90 00:01 10283 Qg3 Bxh3 Qxh3 dxe5 g6
4 +0.00 00:01 14086 Rxh7+ Kxh7 Qxe4+ Kh8 e6 Bxa4 Bd3
5 +2.06 00:01 26153 Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 dxe5 g6+ Kh8
Bxe5 Bxc2
6 +4.65 00:01 48353 Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 dxe5 Bxe5 Rf7
g6+ Bxg6 Nxg6 Qxh4 Nxh4
7 +2.59 00:01 98310 Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 Qxe7 g6+ Bxg6
Qxe7 Be4+ Rg2 Nf5 Qg5 Bxg2+ Qxg2 Nxd4 exd6 Nxe2
Qxe2
8 +5.54 00:01 252532 Rxh7+ Kxh7 Qxe4+ Rf5 e6 Bxe6 Qxe6 Qc8 Qe4 Bd8 Bd3
Nh6 gxh6
9 +6.87 00:01 719377 Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 dxe5 Bxe5 Qxe7
g6+ Bxg6 Qxe7 Be4+ Rg2 Nf5 Qg5 Bxg2+ Kxg2 Rac8 c3
Kg8 Bd3 Rce8 Bc4+ Kh8 Qh5+ Nh6
10 +6.95 00:01 1640k Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 dxe5 Bxe5 Qxe7
g6+ Bxg6 Qxe7 Be4+ Rg2 Nf5 Qg5 Bxg2+ Qxg2 Rae8
Qh3+ Nh6 Bd3+ Kg8 Bc3 Rd8 Qe6+ Rf7 Kg2 Kf8 Be5
11 +6.99 00:02 2770k Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 Rf7 exd6 Qxd6
Nxf5 Qd5+ Rg2 Rxf5 Bd3 Rf8 c4 Qe6 gxh6 g6 h3 Rf1+
Bxf1 Rxf1+ Kh2 Qxc4
12 < +6.79 00:02 3644k Rxh7+ Kxh7 Qxe4+ Bf5 Qh4+ Nh6 Nxe7 Qxe7 g6+ Kh8
Qxe7 Be4+ Rg2 Rae8 Qxd6 Nf5 Qd7 Bxg2+ Kxg2 Rd8
12 > +7.19 00:02 4817k e6 exd3 Bxd3 Nf6 gxf6 Bxf6 Rxh7+ Kg8 Rhxg7+ Bxg7
Rxg7+ Kh8 Rxd7+ Kg8 Bh7#
13 > +8.04 00:02 5669k e6 exd3 Bxd3 Nf6 gxf6 Bxf6 Rxh7+ Kg8 Rhxg7+ Bxg7
Rxg7+ Kh8 Rxd7+ Kg8 Bh7#
14 > +11.43 00:02 10162k e6 exd3 Bxd3 Nf6 gxf6 Bxf6 Rxh7+ Kg8 Rhxg7+ Bxg7
Rxg7+ Kh8 Rxd7+ Kg8 Bh7#
15 +17.17 00:08 61769k e6 Rf4 Nxf4 Nh6 Qxe4 Bc6 Nd5 Bxd5 Qxd5 Ng4 Bxg4
Rb8 Bf5 Qg8 Bxh7 Qxh7 Rxh7+ Kxh7 Kg2
16 > +27.80 00:13 97749k e6 Rf4 Nxf4 Nh6 Qxe4 Bc6 Nd5 Bxd5 Qxd5 Ng4 Rxh7+
Kxh7 Qf5+ Kh8 Rxg4 Bxg5 Rh4+
17 > +72.65 00:42 357884k e6 Rf4 Nxf4 Nh6 Qxe4 Bc6 Nd5 Bxd5 Qxd5 Ng4 Rxh7+
Kxh7 Qf5+ Kh8 Rxg4 Bxg5 Rh4+
18 #12 09:22 3818M e6 Rf4 Nxf4 Nh6 Bxg7+ Kg8 g6 Bg5 gxh7+ Kxg7 h8=Q+
Kxh8 Rxh6+ Bxh6 Qd4+ Kh7 Qxe4+ Kh8 Qd4+ Qf6 Qxf6+
Kh7 Bd3#
19 #12 20:55 8183M e6 Rf4 Nxf4 Nh6 Bxg7+ Kg8 g6 Bg5 gxh7+ Kxg7 h8=Q+
Kxh8 Rxh6+ Bxh6 Qd4+ Kh7 Qxe4+ Kh8 Qd4+ Qf6 Qxf6+
Kh7 Bd3#
20 #12 52:50 20270M e6 Rf4 Nxf4 Nh6 Bxg7+ Kg8 g6 Bg5 gxh7+ Kxg7 h8=Q+
Kxh8 Rxh6+ Bxh6 Qd4+ Kh7 Qxe4+ Kh8 Qd4+ Qf6 Qxf6+
Kh7 Bd3#
Nodes: 34998825016
Nodes/second: 6381930
Best move: e6
Ponder move: Rf4
-
GARGAMEL
- Posts: 111
- Joined: Tue Dec 29, 2009 9:55 am
- Location: AUSTRIA
Re: White to move (and win?)
Hello David
Analysis by Zappa Mexico II:
1.e6 Tf4 2.Sxf4 Sh6 3.Lxg7+ Kg8 4.g6 Lg5 5.gxh7+ Kxg7 6.h8D+ Kxh8 7.Txh6+ Lxh6 8.Dd4+ Kh7 9.Dxe4+ Kh8 10.Dd4+ Df6 11.Dxf6+ Kh7 12.Ld3#
+- (10.19) Tiefe: 11/2 00:00:00 1kN
+- (#12) Tiefe: 17/53 00:01:00 316mN
regards Anton
Analysis by Zappa Mexico II:
1.e6 Tf4 2.Sxf4 Sh6 3.Lxg7+ Kg8 4.g6 Lg5 5.gxh7+ Kxg7 6.h8D+ Kxh8 7.Txh6+ Lxh6 8.Dd4+ Kh7 9.Dxe4+ Kh8 10.Dd4+ Df6 11.Dxf6+ Kh7 12.Ld3#
+- (10.19) Tiefe: 11/2 00:00:00 1kN
+- (#12) Tiefe: 17/53 00:01:00 316mN
regards Anton
-
GARGAMEL
- Posts: 111
- Joined: Tue Dec 29, 2009 9:55 am
- Location: AUSTRIA
Re: White to move (and win?)
Hello
Here an analysis with a very quick PC
Analysis by Spark-0.3a:
1.Txh7+ Kxh7 2.Dxe4+ Lf5 3.Dh4+ Sh6 4.g6+ Lxg6 5.Sxe7 dxe5 6.Lxe5
+/= (0.30) Tiefe: 6/14 00:00:00 48kN
1.e6! Tf4 2.Sxf4 Sh6 3.Lxg7+ Kg8 4.g6 Lg5 5.gxh7+ Kxg7 6.h8D+ Kxh8 7.Txh6+ Kg7 8.Dh3 Df6 9.Txf6 Kxf6 10.Sd5+ Kg7 11.Txg5+ Kf8 12.Dh8#
+/= (0.55) Tiefe: 6/14 00:00:00 76kN
+- (#12) Tiefe: 20/40 00:00:26 424mN
regards Anton
Here an analysis with a very quick PC
Analysis by Spark-0.3a:
1.Txh7+ Kxh7 2.Dxe4+ Lf5 3.Dh4+ Sh6 4.g6+ Lxg6 5.Sxe7 dxe5 6.Lxe5
+/= (0.30) Tiefe: 6/14 00:00:00 48kN
1.e6! Tf4 2.Sxf4 Sh6 3.Lxg7+ Kg8 4.g6 Lg5 5.gxh7+ Kxg7 6.h8D+ Kxh8 7.Txh6+ Kg7 8.Dh3 Df6 9.Txf6 Kxf6 10.Sd5+ Kg7 11.Txg5+ Kf8 12.Dh8#
+/= (0.55) Tiefe: 6/14 00:00:00 76kN
+- (#12) Tiefe: 20/40 00:00:26 424mN
regards Anton
-
zullil
- Posts: 6442
- Joined: Tue Jan 09, 2007 12:31 am
- Location: PA USA
- Full name: Louis Zulli
Re: White to move (and win?)
Crafty-23.2 (8 threads) takes 2 mins (at 30M nps) to find the mate-in-12:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
Code: Select all
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8
7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6
10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3#
20 2:06 1/56* 1. e6 (30.0Mnps)
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bob
- Posts: 20943
- Joined: Mon Feb 27, 2006 7:30 pm
- Location: Birmingham, AL
Re: White to move (and win?)
Strange yours takes to depth 19...zullil wrote:Crafty-23.2 (8 threads) takes 2 mins (at 30M nps) to find the mate-in-12:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
Code: Select all
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3# 20 2:06 1/56* 1. e6 (30.0Mnps)
Code: Select all
18 1:34 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. Qd4+ Kxh7
7. Qxe4+ Kg7 8. Qg6+ Kf8 9. Rxh6 Bc6+
10. Rg2 Bxg2+ 11. Kxg2 Qf6 12. Rh8+
Ke7 13. Qh7+ Qf7 14. Qxf7#
-
bob
- Posts: 20943
- Joined: Mon Feb 27, 2006 7:30 pm
- Location: Birmingham, AL
Re: White to move (and win?)
Strange yours takes to depth 20...zullil wrote:Crafty-23.2 (8 threads) takes 2 mins (at 30M nps) to find the mate-in-12:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
Code: Select all
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3# 20 2:06 1/56* 1. e6 (30.0Mnps)
Code: Select all
18 1:34 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. Qd4+ Kxh7
7. Qxe4+ Kg7 8. Qg6+ Kf8 9. Rxh6 Bc6+
10. Rg2 Bxg2+ 11. Kxg2 Qf6 12. Rh8+
Ke7 13. Qh7+ Qf7 14. Qxf7#
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zullil
- Posts: 6442
- Joined: Tue Jan 09, 2007 12:31 am
- Location: PA USA
- Full name: Louis Zulli
Re: White to move (and win?)
Bob,bob wrote:Strange yours takes to depth 19...zullil wrote:Crafty-23.2 (8 threads) takes 2 mins (at 30M nps) to find the mate-in-12:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
Code: Select all
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3# 20 2:06 1/56* 1. e6 (30.0Mnps)
Code: Select all
18 1:34 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. Qd4+ Kxh7 7. Qxe4+ Kg7 8. Qg6+ Kf8 9. Rxh6 Bc6+ 10. Rg2 Bxg2+ 11. Kxg2 Qf6 12. Rh8+ Ke7 13. Qh7+ Qf7 14. Qxf7#
I waited for Crafty to find mate-in-12. It found mate-in-14 in 1 minute at depth 18. Here's the log:
Code: Select all
Crafty v23.2 (8 cpus)
White(1): setboard r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
+---+---+---+---+---+---+---+---+
8 |<R>| . | |<Q>| |<R>|<N>|<K>|
+---+---+---+---+---+---+---+---+
7 | . |<P>| . |<B>|<B>| |<P>|<P>|
+---+---+---+---+---+---+---+---+
6 |<P>| . | |<P>| | . | | . |
+---+---+---+---+---+---+---+---+
5 | . | | . |-N-|-P-| |-P-| |
+---+---+---+---+---+---+---+---+
4 |-P-| . | |-B-|<P>| . | | . |
+---+---+---+---+---+---+---+---+
3 | . | | . |-Q-| . | | . |-R-|
+---+---+---+---+---+---+---+---+
2 | |-P-|-P-| . |-B-| . | |-P-|
+---+---+---+---+---+---+---+---+
1 | . | | . | | . | |-R-|-K-|
+---+---+---+---+---+---+---+---+
a b c d e f g h
White(1): st 3600
search time set to 3600.00.
White(1): display stats
display statistics at end of each search.
White(1): display
White(1): go
time limit 60:00 (+0.00) (60:00)
depth time score variation (1)
starting thread 1
starting thread 2
starting thread 3
starting thread 4
starting thread 5
starting thread 6
starting thread 7
8 0.04 4.27 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+
Nh6 4. Nxe7 Bxc2 5. gxh6 g5 6. Qxg5
Be4+ 7. Rg2 Bxg2+ 8. Kxg2
8-> 0.05 4.27 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+
Nh6 4. Nxe7 Bxc2 5. gxh6 g5 6. Qxg5
Be4+ 7. Rg2 Bxg2+ 8. Kxg2
9 0.06 4.39 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+
Nh6 4. Nxe7 dxe5 5. Bxe5 Rf7 6. g6+
Bxg6 7. Nxg6 Qxh4 8. Nxh4
9-> 0.06 4.39 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+
Nh6 4. Nxe7 dxe5 5. Bxe5 Rf7 6. g6+
Bxg6 7. Nxg6 Qxh4 8. Nxh4
10 0.08 4.05 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+
Nh6 4. Nxe7 dxe5 5. Bxe5 Re8 6. Bxg7
Qxe7 7. Qxh6+ Kg8 8. Bc4+ Be6
10 0.14 +1 1. e6!
10 0.16 +3 1. e6!
10 0.19 +M 1. e6!
10 0.27 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7
4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7
7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2
10-> 0.27 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7
4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7
7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2
11 0.29 -1 1. e6?
11 0.31 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7
4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7
7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2
11-> 0.33 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7
4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7
7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2 (s=2)
12 0.41 +1 1. e6!
12 0.53 11.32 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qxe4 Bc6 5. Nd5 Nf5 6. Qxf5 Bxd5+
7. Qxd5 Kxg7 8. Qxb7
12-> 0.59 11.32 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qxe4 Bc6 5. Nd5 Nf5 6. Qxf5 Bxd5+
7. Qxd5 Kxg7 8. Qxb7 (s=2)
13 0.74 +1 1. e6!
13 0.95 12.60 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qb3 Bc6 5. gxh6 Qc7 6. Bc3+ Kf8
7. Nd5 Qb8 8. Bg7+ Ke8 9. Nf6+ Bxf6
10. Bxf6
13-> 1.07 12.60 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qb3 Bc6 5. gxh6 Qc7 6. Bc3+ Kf8
7. Nd5 Qb8 8. Bg7+ Ke8 9. Nf6+ Bxf6
10. Bxf6 (s=2)
14 1.34 +1 1. e6!
14 1.73 13.50 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qb3 Bxa4 5. Qxa4 Nf5 6. Qxe4 Qa5
7. Bf6 Rc8 8. Bxe7 Nxe7
14-> 1.97 13.50 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. Qb3 Bxa4 5. Qxa4 Nf5 6. Qxe4 Qa5
7. Bf6 Rc8 8. Bxe7 Nxe7 (s=2)
15 3.14 +1 1. e6!
15 3.64 +3 1. e6!
15 3.99 15.10 1. e6 Rf4 2. Rxh7+ Kxh7 3. Qh3+ Nh6
4. gxh6 g6 5. Rxg6 Bf6 6. Nxf4 Bxe6
7. Nxe6 Kxg6 8. Qh5+ Kh7 9. Qf7+ Kh8
10. Bxf6+ Qxf6 11. Qxf6+ Kh7
15-> 4.52 15.10 1. e6 Rf4 2. Rxh7+ Kxh7 3. Qh3+ Nh6
4. gxh6 g6 5. Rxg6 Bf6 6. Nxf4 Bxe6
7. Nxe6 Kxg6 8. Qh5+ Kh7 9. Qf7+ Kh8
10. Bxf6+ Qxf6 11. Qxf6+ Kh7 (s=2)
16 5.32 +1 1. e6!
16 7.29 +3 1. e6!
16 9.06 +M 1. e6!
16 17.09 23.24 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 hxg6 5. Bxh6 Be8 6. Qxe4 Bg5
7. Rxg5 Qxg5 8. Bxg5 Bc6 9. Nd5 Bxd5
10. Qxd5
16-> 18.50 23.24 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 hxg6 5. Bxh6 Be8 6. Qxe4 Bg5
7. Rxg5 Qxg5 8. Bxg5 Bc6 9. Nd5 Bxd5
10. Qxd5
17 25.02 +1 1. e6!
17 27.41 +3 1. e6!
17 31.79 24.91 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 hxg6 5. Rxg6 Bxe6 6. Qxe4 Qd7
7. Rgxh6 Bf5 8. Qd5+ Qe6 9. Nxe6 Bxe6
10. Qxe6+ Kxg7 11. Qxe7+ Kg8
17-> 34.44 24.91 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 hxg6 5. Rxg6 Bxe6 6. Qxe4 Qd7
7. Rgxh6 Bf5 8. Qd5+ Qe6 9. Nxe6 Bxe6
10. Qxe6+ Kxg7 11. Qxe7+ Kg8
18 39.30 +1 1. e6!
18 41.51 +3 1. e6!
18 44.11 +M 1. e6!
18 1:01 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. Nh5+ Kxh7
7. Qxe4+ Kh8 8. Qd4+ Qf6 9. Nxf6 Bc6+
10. Nd5+ Kh7 11. Bd3+ Kg8 12. Rxg5+
Kf8 13. Qg7+ Ke8 14. Qe7#
18-> 1:08 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. Nh5+ Kxh7
7. Qxe4+ Kh8 8. Qd4+ Qf6 9. Nxf6 Bc6+
10. Nd5+ Kh7 11. Bd3+ Kg8 12. Rxg5+
Kf8 13. Qg7+ Ke8 14. Qe7#
19 1:48 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8
7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6
10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3#
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8
4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8
7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6
10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3#
-
bob
- Posts: 20943
- Joined: Mon Feb 27, 2006 7:30 pm
- Location: Birmingham, AL
Re: White to move (and win?)
OK, thanks. That wasn't clear from the output... Pretty quick hardware, I was hitting around 24M on the old 8-core cluster boxes we have had for at least 3 years now...zullil wrote:Bob,bob wrote:Strange yours takes to depth 19...zullil wrote:Crafty-23.2 (8 threads) takes 2 mins (at 30M nps) to find the mate-in-12:David Dahlem wrote:[d]r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1
Code: Select all
19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3# 20 2:06 1/56* 1. e6 (30.0Mnps)
Code: Select all
18 1:34 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. Qd4+ Kxh7 7. Qxe4+ Kg7 8. Qg6+ Kf8 9. Rxh6 Bc6+ 10. Rg2 Bxg2+ 11. Kxg2 Qf6 12. Rh8+ Ke7 13. Qh7+ Qf7 14. Qxf7#
I waited for Crafty to find mate-in-12. It found mate-in-14 in 1 minute at depth 18. Here's the log:
Code: Select all
Crafty v23.2 (8 cpus) White(1): setboard r2q1rnk/1p1bb1pp/p2p4/3NP1P1/P2Bp3/3Q3R/1PP1B2P/6RK w - - 0 1 +---+---+---+---+---+---+---+---+ 8 |<R>| . | |<Q>| |<R>|<N>|<K>| +---+---+---+---+---+---+---+---+ 7 | . |<P>| . |<B>|<B>| |<P>|<P>| +---+---+---+---+---+---+---+---+ 6 |<P>| . | |<P>| | . | | . | +---+---+---+---+---+---+---+---+ 5 | . | | . |-N-|-P-| |-P-| | +---+---+---+---+---+---+---+---+ 4 |-P-| . | |-B-|<P>| . | | . | +---+---+---+---+---+---+---+---+ 3 | . | | . |-Q-| . | | . |-R-| +---+---+---+---+---+---+---+---+ 2 | |-P-|-P-| . |-B-| . | |-P-| +---+---+---+---+---+---+---+---+ 1 | . | | . | | . | |-R-|-K-| +---+---+---+---+---+---+---+---+ a b c d e f g h White(1): st 3600 search time set to 3600.00. White(1): display stats display statistics at end of each search. White(1): display White(1): go time limit 60:00 (+0.00) (60:00) depth time score variation (1) starting thread 1 starting thread 2 starting thread 3 starting thread 4 starting thread 5 starting thread 6 starting thread 7 8 0.04 4.27 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+ Nh6 4. Nxe7 Bxc2 5. gxh6 g5 6. Qxg5 Be4+ 7. Rg2 Bxg2+ 8. Kxg2 8-> 0.05 4.27 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+ Nh6 4. Nxe7 Bxc2 5. gxh6 g5 6. Qxg5 Be4+ 7. Rg2 Bxg2+ 8. Kxg2 9 0.06 4.39 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+ Nh6 4. Nxe7 dxe5 5. Bxe5 Rf7 6. g6+ Bxg6 7. Nxg6 Qxh4 8. Nxh4 9-> 0.06 4.39 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+ Nh6 4. Nxe7 dxe5 5. Bxe5 Rf7 6. g6+ Bxg6 7. Nxg6 Qxh4 8. Nxh4 10 0.08 4.05 1. Rxh7+ Kxh7 2. Qxe4+ Bf5 3. Qh4+ Nh6 4. Nxe7 dxe5 5. Bxe5 Re8 6. Bxg7 Qxe7 7. Qxh6+ Kg8 8. Bc4+ Be6 10 0.14 +1 1. e6! 10 0.16 +3 1. e6! 10 0.19 +M 1. e6! 10 0.27 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7 4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7 7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2 10-> 0.27 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7 4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7 7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2 11 0.29 -1 1. e6? 11 0.31 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7 4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7 7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2 11-> 0.33 10.13 1. e6 Rf5 2. Qxe4 Qf8 3. Rxh7+ Kxh7 4. Qh4+ Nh6 5. g6+ Kg8 6. Nxe7+ Qxe7 7. Qxe7 Bc6+ 8. Rg2 Bxg2+ 9. Kxg2 (s=2) 12 0.41 +1 1. e6! 12 0.53 11.32 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qxe4 Bc6 5. Nd5 Nf5 6. Qxf5 Bxd5+ 7. Qxd5 Kxg7 8. Qxb7 12-> 0.59 11.32 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qxe4 Bc6 5. Nd5 Nf5 6. Qxf5 Bxd5+ 7. Qxd5 Kxg7 8. Qxb7 (s=2) 13 0.74 +1 1. e6! 13 0.95 12.60 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qb3 Bc6 5. gxh6 Qc7 6. Bc3+ Kf8 7. Nd5 Qb8 8. Bg7+ Ke8 9. Nf6+ Bxf6 10. Bxf6 13-> 1.07 12.60 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qb3 Bc6 5. gxh6 Qc7 6. Bc3+ Kf8 7. Nd5 Qb8 8. Bg7+ Ke8 9. Nf6+ Bxf6 10. Bxf6 (s=2) 14 1.34 +1 1. e6! 14 1.73 13.50 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qb3 Bxa4 5. Qxa4 Nf5 6. Qxe4 Qa5 7. Bf6 Rc8 8. Bxe7 Nxe7 14-> 1.97 13.50 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. Qb3 Bxa4 5. Qxa4 Nf5 6. Qxe4 Qa5 7. Bf6 Rc8 8. Bxe7 Nxe7 (s=2) 15 3.14 +1 1. e6! 15 3.64 +3 1. e6! 15 3.99 15.10 1. e6 Rf4 2. Rxh7+ Kxh7 3. Qh3+ Nh6 4. gxh6 g6 5. Rxg6 Bf6 6. Nxf4 Bxe6 7. Nxe6 Kxg6 8. Qh5+ Kh7 9. Qf7+ Kh8 10. Bxf6+ Qxf6 11. Qxf6+ Kh7 15-> 4.52 15.10 1. e6 Rf4 2. Rxh7+ Kxh7 3. Qh3+ Nh6 4. gxh6 g6 5. Rxg6 Bf6 6. Nxf4 Bxe6 7. Nxe6 Kxg6 8. Qh5+ Kh7 9. Qf7+ Kh8 10. Bxf6+ Qxf6 11. Qxf6+ Kh7 (s=2) 16 5.32 +1 1. e6! 16 7.29 +3 1. e6! 16 9.06 +M 1. e6! 16 17.09 23.24 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 hxg6 5. Bxh6 Be8 6. Qxe4 Bg5 7. Rxg5 Qxg5 8. Bxg5 Bc6 9. Nd5 Bxd5 10. Qxd5 16-> 18.50 23.24 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 hxg6 5. Bxh6 Be8 6. Qxe4 Bg5 7. Rxg5 Qxg5 8. Bxg5 Bc6 9. Nd5 Bxd5 10. Qxd5 17 25.02 +1 1. e6! 17 27.41 +3 1. e6! 17 31.79 24.91 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 hxg6 5. Rxg6 Bxe6 6. Qxe4 Qd7 7. Rgxh6 Bf5 8. Qd5+ Qe6 9. Nxe6 Bxe6 10. Qxe6+ Kxg7 11. Qxe7+ Kg8 17-> 34.44 24.91 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 hxg6 5. Rxg6 Bxe6 6. Qxe4 Qd7 7. Rgxh6 Bf5 8. Qd5+ Qe6 9. Nxe6 Bxe6 10. Qxe6+ Kxg7 11. Qxe7+ Kg8 18 39.30 +1 1. e6! 18 41.51 +3 1. e6! 18 44.11 +M 1. e6! 18 1:01 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. Nh5+ Kxh7 7. Qxe4+ Kh8 8. Qd4+ Qf6 9. Nxf6 Bc6+ 10. Nd5+ Kh7 11. Bd3+ Kg8 12. Rxg5+ Kf8 13. Qg7+ Ke8 14. Qe7# 18-> 1:08 Mat14 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. Nh5+ Kxh7 7. Qxe4+ Kh8 8. Qd4+ Qf6 9. Nxf6 Bc6+ 10. Nd5+ Kh7 11. Bd3+ Kg8 12. Rxg5+ Kf8 13. Qg7+ Ke8 14. Qe7# 19 1:48 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3# 19-> 2:06 Mat12 1. e6 Rf4 2. Nxf4 Nh6 3. Bxg7+ Kg8 4. g6 Bg5 5. gxh7+ Kxg7 6. h8=Q+ Kxh8 7. Rxh6+ Kg7 8. Qh3 Qf6 9. Rxf6 Kxf6 10. Nd5+ Ke5 11. Rxg5+ Kd4 12. Qe3#
-
zullil
- Posts: 6442
- Joined: Tue Jan 09, 2007 12:31 am
- Location: PA USA
- Full name: Louis Zulli
Re: White to move (and win?)
Dual quad 2.26GHz Nehalem Mac Pro using 2048M hash. The changes you made in 23.2 have increased speeds by about 20% for me, at least in certain positions.bob wrote:
OK, thanks. That wasn't clear from the output... Pretty quick hardware, I was hitting around 24M on the old 8-core cluster boxes we have had for at least 3 years now...