Author: Tim Foden
Date: 04:10:40 04/10/02
Go up one level in this thread
On April 10, 2002 at 06:33:14, Kim Roper Jensen wrote:
>Hi
>
>Gentlemen start your engines....... :)
>
>[D]n7/4K3/3N4/3kN3/3P4/4B3/4pP1p/8 w - -
Green Light Chess v2.18, AXP1700+, 24MB Hash finds that Ne8 is a mate in 12
after 12.59 seconds.
Cheers, Tim.
Analysis (for engine see: http://www.7sun.com/chess/index.php):
>anal
Game stage: Endgame
Current eval: 5.788
Ply Time Score Nodes Principal Variation
5 0.05 +0.000 6284 Ne8 Ke4 2. Nd6+ Kd5 3. Ne8
6 0.05 +0.400 6901 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nd3
{++}
6 0.05 +4.305 11076 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 h1=N 4. Nd3 Nc7
6 0.06 +4.305 15029 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 h1=N 4. Nd3 Nc7
7 0.06 +4.705 17898 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 h1=N 4. f3 Nf2 5. Bxf2
{++}
7 0.07 +7.905 27488 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. f4
7 0.09 +7.905 48979 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. f4
8 0.13 +7.505 108877 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 h1=N 4. Ng3+ Nxg3 5.
fxg3 e1=Q 6. Nd3 {--}
8 0.13 +7.506 114375 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 h1=N 4. f3 e1=Q {ht}
{++}
8 0.14 +9.157 119954 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nxh1
8 0.14 +9.157 119982 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nxh1
9 0.19 +9.157 179495 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nxh1
9 0.25 +9.157 260017 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nxh1
10 0.25 +9.557 266230 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
{++}
10 0.36 +9.690 413918 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
10 0.40 +9.690 489213 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
11 0.77 +9.360 1033064 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
Nc7
11 0.91 +9.360 1239859 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
Nc7
Generating internal KP-K end-game table...
Done (0.200 secs) Ne8 >
12 1.65 +9.700 2022991 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
Nc7 10. Ng3
12 1.91 +9.700 2426778 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Ng4 h1=Q 8. Nf6+ Kc4 9. Nxh1
Nc7 10. Ng3
13 2.00 +10.100 2544421 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Nh1 Nb6 8. Bf4 Nc8+ 9. Kf6
Kxd4 10. Bxh2 Nd6 {++}
13 3.06 +10.220 4116146 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Nh1 Nb6 8. Bf4 Nc4 9. Nd7 Kxd4
10. Bxh2
13 3.59 +10.220 4928615 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Nh1 Nb6 8. Bf4 Nc4 9. Nd7 Kxd4
10. Bxh2
14 6.23 +10.220 8798869 Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Nh1 Nb6 8. Bf4 Nc4 9. Nd7 Ke4
10. Bxh2 Kxd4
14 7.37 +10.220 10501k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Ng3+ Kd5 7. Nh1 Nb6 8. Bf4 Nc4 9. Nd7 Ke4
10. Bxh2 Kxd4
15 8.48 +10.620 12006k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q {ht} {++}
15 12.59 +Mate12 18650k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
15 14.31 +Mate12 21530k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
16 25.12 +Mate12 39145k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
16 28.87 +Mate12 45543k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
17 49.95 +Mate12 80136k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
17 57.83 +Mate12 93355k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
18 1:37 +Mate12 159296k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
18 1:54 +Mate12 187828k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6#
19 3:09 +Mate12 311119k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6# {ht}
19 3:44 +Mate12 372365k Ne8 Ke4 2. Nf6+ Kf5 3. Nh5 Ke4 4. Ng3+ Kd5 5. Nxe2
Ke4 6. Nc3+ Kf5 7. Nb5 Ke4 8. Nd6+ Kd5 9. Nd3 Kc6
10. d5+ Kc7 11. Nb4 h1=Q 12. Na6# {ht}
20 3:44 0/29 Ne8 >exit
local: t=3:46 nps=1659618.5 n=375496989 (33.2% / 66.8%) fh=98.5%
total: t=3:46 nps=1659618.5 n=375496989 draws=324128
trans: probes=103828317 hits=26085738 (25.12%) draft=18979157 (18.28%)
tcuts: exact=5931 (0.01%) upper=9281580 (8.94%) lower=7590006 (7.31%)
tstor: exact=9621 (0.03%) upper=20485048 (56.34%) lower=15863115 (43.63%)
ext: check=22649299 recap=92949 ppush=155036 1rep=457599 thrt=0
q-moves: gen=6950025 tested=4054541 made/un=1231681 max-dep=8
max eval diff: part-1=4.396 part-2=1.572
>
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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