Author: Mike Byrne
Date: 20:22:03 07/08/03
Go up one level in this thread
On July 08, 2003 at 09:51:01, Igor Gorelikov wrote:
>Next position is my daily puzzle taken from the game Amyan 1.59 vs Pepito 1.59.
>
>[D] 5r1k/pp1q1b1p/2p1r1p1/3pRpQ1/3P1P2/2PB4/P1P3PP/1R4K1 w - - 0 24
>
>The latest Crafty (ver. 19.3) cannot find Amyan's move while Crafty 16.19
>find it quickly enough.
>
>The solution of the puzzle can be found at my site:
>http://www.digichess.gr/infiniteloop/home.php
>
>Regards,
>Igor Gorelikov
Crafty 19.04.SE
Crafty v19.4 (2 cpus)
White(1): r3r1k1/pp1q1p2/2p2npb/PPPp1bnp/3PpN2/2N1P1PP/1R1B1PBK/3Q1R2 b - - 0 1
Black(1): d
+---+---+---+---+---+---+---+---+
8 | *R| | | | *R| | *K| |
+---+---+---+---+---+---+---+---+
7 | *P| *P| | *Q| | *P| | |
+---+---+---+---+---+---+---+---+
6 | | | *P| | | *N| *P| *B|
+---+---+---+---+---+---+---+---+
5 | P | P | P | *P| | *B| *N| *P|
+---+---+---+---+---+---+---+---+
4 | | | | P | *P| N | | |
+---+---+---+---+---+---+---+---+
3 | | | N | | P | | P | P |
+---+---+---+---+---+---+---+---+
2 | | R | | B | | P | B | K |
+---+---+---+---+---+---+---+---+
1 | | | | Q | | R | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
Black(1): st 60
search time set to 60.00.
Black(1): st 300
search time set to 300.00.
Black(1): go
clearing hash tables
time surplus 0.00 time limit 5:00 (5:00)
depth time score variation (1)
starting thread 1
1 0.01 0.16 1. ... cxb5 2. Nxb5
1-> 0.03 0.16 1. ... cxb5 2. Nxb5
2 0.03 0.07 1. ... cxb5 2. Nxb5 Bg7
2-> 0.03 0.07 1. ... cxb5 2. Nxb5 Bg7
3 0.03 -- 1. ... cxb5
3 0.04 0.48 1. ... cxb5 2. Nxb5 Bg7 3. Nd6
3 0.04 0.47 1. ... Qc7 2. bxc6 bxc6 3. a6
3 0.06 0.41 1. ... Bg7 2. a6 bxa6 3. bxa6
3 0.08 0.38 1. ... Rab8 2. Re7 axb6 3. axb6
3-> 0.08 0.38 1. ... Rab8 2. b6 axb6 3. axb6 (s=5)
4 0.08 0.38 1. ... Rab8 2. h4 Bg4 3. Qc2 (s=4)
4 0.11 0.30 1. ... Bg7 2. h4 Bg4 3. Qc2
4-> 0.14 0.30 1. ... Bg7 2. h4 Bg4 3. Qc2 (s=6)
5 0.17 0.33 1. ... Bg7 2. bxc6 bxc6 3. h4 Bg4 4.
Qc2 (s=5)
5-> 0.31 0.33 1. ... Bg7 2. bxc6 bxc6 3. h4 Bg4 4.
Qc2 (s=4)
6 0.36 0.34 1. ... Bg7 2. bxc6 bxc6 3. h4 Bg4 4.
Qc2 Nf3+ 5. Kh1 (s=3)
6 0.78 0.32 1. ... Rab8 2. Re1 Bg7 3. h4 Bg4 4.
Qc2 (s=2)
6-> 1.03 0.32 1. ... Rab8 2. Re1 Bg7 3. h4 Bg4 4.
Qc2
7 1.50 0.41 1. ... Rab8 2. Re1 Ne6 3. Qe2 Nxf4
4. exf4 cxb5 5. Nxb5 Ra8
7 1.83 0.39 1. ... cxb5 2. Nxb5 Bf8 3. Qe2 Rec8
4. Nd6 Bxd6 5. cxd6 b5 6. Rxb5 Qxd6
7 3.79 0.34 1. ... Rec8 2. Qe2 Bg7 3. a6 cxb5 4.
axb7 Qxb7 5. Qxb5 Qxb5 6. Nxb5
7-> 4.58 0.34 1. ... Rec8 2. Qe2 Bg7 3. a6 cxb5 4.
axb7 Qxb7 5. Qxb5 Qxb5 6. Nxb5 (s=4)
8 5.70 0.39 1. ... Rec8 2. Qe2 Rab8 3. b6 axb6
4. axb6 Ra8 5. Ra2 Bg7 (s=3)
8 7.73 0.33 1. ... Rab8 2. Qe2 Bg7 3. b6 axb6 4.
axb6 Ra8 5. Ra2 Rxa2 6. Nxa2 (s=2)
8-> 8.61 0.33 1. ... Rab8 2. Qe2 Bg7 3. b6 axb6 4.
axb6 Ra8 5. Ra2 Rxa2 6. Nxa2 (s=2)
9 13.03 0.41 1. ... Rab8 2. Qe2 Nf3+ 3. Bxf3 Bxf4
4. bxc6 bxc6 5. Rxb8 Bxb8 6. Bg2 Bc7
7. a6
9 19.04 0.29 1. ... cxb5 2. Nxb5 Bf8 3. Qe2 Rec8
4. Nd6 Bxd6 5. cxd6 Qxd6 6. Rxb7 Rc2
9-> 20.14 0.29 1. ... cxb5 2. Nxb5 Bf8 3. Qe2 Rec8
4. Nd6 Bxd6 5. cxd6 Qxd6 6. Rxb7 Rc2
(s=5)
10 23.09 0.52 1. ... cxb5 2. Nxb5 Bf8 3. Qe2 Rec8
4. Nd6 Bxd6 5. cxd6 Rc6 6. Bb4 Rac8
7. Rd1 (s=4)
10 30.64 0.45 1. ... Rab8 2. Qe2 Nf3+ 3. Bxf3 Bxf4
4. Bg2 Bg5 5. Re1 cxb5 6. Nxb5 b6 7.
Nd6 (s=3)
10 36.90 0.34 1. ... Rec8 2. Qe2 Nf3+ 3. Bxf3 exf3
4. Qxf3 Bxf4 5. Qxf4 cxb5 6. Re1 Ne4
7. Nxe4 Bxe4 (s=2)
10-> 45.15 0.34 1. ... Rec8 2. Qe2 Nf3+ 3. Bxf3 exf3
4. Qxf3 Bxf4 5. Qxf4 cxb5 6. Re1 Ne4
7. Nxe4 Bxe4 (s=4)
11 1:23 0.47 1. ... Rec8 2. Qe2 Rd8 3. Rb3 Bg7 4.
bxc6 bxc6 5. a6 Rab8 6. Rfb1 Nf3+ 7.
Kh1 Rxb3 8. Rxb3 (s=3)
11 1:56 0.46 1. ... cxb5 2. Nxb5 Bf8 3. Qe2 Rec8
4. Nd6 Bxd6 5. cxd6 Qxd6 6. Rxb7 Rc2
7. Bb4 Qc6
11 3:14 0.42 1. ... Rac8 2. Rb4 Bf8 3. Qe2 cxb5
4. Qxb5 Rc7 5. h4 Nf3+ 6. Bxf3 exf3
7. Nfxd5 Nxd5 8. Nxd5
11-> 3:26 0.42 1. ... Rac8 2. Rb4 Bf8 3. Qe2 cxb5
4. Qxb5 Rc7 5. h4 Nf3+ 6. Bxf3 exf3
7. Nfxd5 Nxd5 8. Nxd5 (s=5)
? 12 4:15 1/35* 1. ... Rac8
Black(0): ?
time=4:29 cpu=196% mat=0 n=232844736 fh=90% nps=862k
ext-> chk=2357374 cap=916302 pp=298043 1rep=60161 mate=263
predicted=0 nodes=232844736 evals=94432594
endgame tablebase-> probes=0 hits=0
SMP-> split=501 stop=67 data=6/32 cpu=8:50 elap=4:29
Black(1): Rac8
time used: 4:29
White(2): 5r1k/pp1q1b1p/2p1r1p1/3pRpQ1/3P1P2/2PB4/P1P3PP/1R4K1 w - - 0 24
White(1):
White(1): go
clearing hash tables
time surplus 0.00 time limit 5:00 (5:00)
depth time score variation (1)
1 0.00 1.25 1. Rbe1
1-> 0.00 1.25 1. Rbe1
2 0.00 0.91 1. Rbe1 Kg8
2 0.00 1.00 1. Rxe6 Bxe6 2. Re1
2-> 0.02 1.00 1. Rxe6 Bxe6 2. Re1
3 0.02 0.66 1. Rxe6 Bxe6 2. Re1 Kg8
3 0.02 1.03 1. Rbe1 Rfe8 2. a3
3-> 0.04 1.03 1. Rbe1 Rfe8 2. a3
4 0.04 0.83 1. Rbe1 Rfe8 2. Rxe6 Bxe6 3. Re5
4-> 0.05 0.83 1. Rbe1 Rfe8 2. Rxe6 Bxe6 3. Re5
5 0.07 0.83 1. Rbe1 Rfe8 2. a4 a5 3. Be2
5-> 0.10 0.83 1. Rbe1 Rfe8 2. a4 a5 3. Be2 (s=4)
6 0.11 0.60 1. Rbe1 Rfe8 2. a4 Qe7 3. Rxe6 Bxe6
4. Qh6 (s=3)
6-> 0.22 0.60 1. Rbe1 Rfe8 2. a4 Qe7 3. Rxe6 Bxe6
4. Qh6 (s=8)
7 0.25 0.66 1. Rbe1 Rfe8 2. a4 Qe7 3. Qh6 a5 4.
Be2 (s=7)
7 0.35 0.70 1. a4 Rfe8 2. a5 Qe7 3. Qh6 Kg8 4.
Rbe1 (s=4)
7-> 0.44 0.70 1. a4 Rfe8 2. a5 Qe7 3. Qh6 Kg8 4.
Rbe1 (s=6)
8 0.52 0.56 1. a4 Rfe8 2. a5 Qe7 3. Qg3 a6 4. Rxe6
Bxe6 5. Re1 (s=5)
8 0.66 0.63 1. Rbe1 Rfe8 2. R1e3 Qe7 3. Qh6 Qa3
4. Rh3 Qc1+ 5. Bf1 Qxc2 6. Qxh7# (s=4)
8-> 0.99 0.63 1. Rbe1 Rfe8 2. R1e3 Qe7 3. Qh6 Qa3
4. Rh3 Qc1+ 5. Bf1 Qxc2 6. Qxh7# (s=3)
9 1.27 0.63 1. Rbe1 Rfe8 2. R1e3 Qe7 3. Qh6 Qa3
4. Rh3 Qc1+ 5. Bf1 Qxc2 6. Qxh7# (s=2)
9-> 1.80 0.63 1. Rbe1 Rfe8 2. R1e3 Qe7 3. Qh6 Qa3
4. Rh3 Qc1+ 5. Bf1 Qxc2 6. Qxh7# (s=3)
10 3.00 0.48 1. Rbe1 Rfe8 2. Qh6 c5 3. R1e3 c4 4.
Rh3 Bg8 5. Be2 Qe7 (s=2)
10-> 6.10 0.48 1. Rbe1 Rfe8 2. Qh6 c5 3. R1e3 c4 4.
Rh3 Bg8 5. Be2 Qe7 (s=3)
11 9.21 0.43 1. Rbe1 Rfe8 2. R1e3 Qe7 3. Qg3 b5
4. Re2 a6 5. R2e3 a5 6. Be2 <HT> (s=2)
11 12.80 0.46 1. a4 Rfe8 2. a5 a6 3. Be2 Qe7 4. Qh6
Kg8 5. Re1 Qc7 6. Rxe6 Bxe6
11-> 17.00 0.46 1. a4 Rfe8 2. a5 a6 3. Be2 Qe7 4. Qh6
Kg8 5. Re1 Qc7 6. Rxe6 Bxe6 (s=2)
12 24.05 0.45 1. a4 Rfe8 2. a5 a6 3. Qg3 Qc7 4. Rb6
Qd7 5. Rb4 Qe7 6. Rb6 Qd7 <HT>
12 37.79 0.60 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. f5 Re4 5. Bxe4 dxe4 6. Qh6+ Ke7
7. Qh4+ Ke8 8. Qxe4+ Kd8 9. a4 Bc4
12-> 37.79 0.60 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. f5 Re4 5. Bxe4 dxe4 6. Qh6+ Ke7
7. Qh4+ Ke8 8. Qxe4+ Kd8 9. a4 Bc4
(s=2)
13 44.05 0.48 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. f5 Re4 5. Bxe4 dxe4 6. Qh6+ Ke7
7. Qh4+ Ke8 8. Qxe4+ Kd8 9. Qe5 Bd5
10. f6 Bxa2
13-> 59.41 0.48 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. f5 Re4 5. Bxe4 dxe4 6. Qh6+ Ke7
7. Qh4+ Ke8 8. Qxe4+ Kd8 9. Qe5 Bd5
10. f6 Bxa2 (s=3)
14 1:22 ++ 1. Rxf5!!
14-> 1:44 0.87 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. f5 Re4 5. Bxe4 dxe4 6. Qh6+ Ke7
7. Qh4+ Ke8 8. Qxe4+ Kd8 9. Qe5 Bd5
10. f6 Bxa2 (s=2)
15 2:39 0.99 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. Qh4+ Kg7 5. f5 Rf6 6. Qg5+ Bg6 7.
fxg6 b5 8. Re1 a5 9. Qh5 Rh8 10. Qg5
Rhf8
15-> 3:05 0.99 1. Rxf5 gxf5 2. Qxf5 Kg7 3. Qxh7+ Kf6
4. Qh4+ Kg7 5. f5 Rf6 6. Qg5+ Bg6 7.
fxg6 b5 8. Re1 a5 9. Qh5 Rh8 10. Qg5
Rhf8x
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