Author: Slater Wold
Date: 23:04:47 04/18/02
Go up one level in this thread
On April 19, 2002 at 01:54:32, Gian-Carlo Pascutto wrote:
>On April 18, 2002 at 19:41:40, Gian-Carlo Pascutto wrote:
>
>>[D]5N2/2n5/7k/5Pp1/ppr5/4B3/Pb4PP/3R2K1 w - g6 0 2
>>
>>White can play fxg6 e.p and *check*.
>>
>>My program has been broken on this kind of position, for, eh,
>>forever probably.
>
>To clarify:
>
>the issue isn't about finding the right move (I have no idea
>which one that would be), but to see if the program understands
>that after gxf6 black is in check.
>
>This move uncovers a check along a different diagonal than the
>one where the pawn moves along, and it's also not one going
>through the from or to squares. My program doesn't check this;
>I never thought it would be possible. Others may have the smae
>bug too, especially if you have an optimized incheck function.
>
>--
>GCP
clearing hash tables
time surplus 0.00 time limit 1:30 (1:30)
nss depth time score variation (1)
starting thread 1
1 0.02 2.32 1. fxg6+ Kg7
1-> 0.05 2.32 1. fxg6+ Kg7
2 0.05 2.55 1. fxg6+ Kg7 2. Rf1
2-> 0.05 2.55 1. fxg6+ Kg7 2. Rf1
3 0.05 2.25 1. fxg6+ Kg7 2. Rf1 Rc2
3-> 0.06 2.25 1. fxg6+ Kg7 2. Rf1 Rc2
4 0.06 ++ 1. fxg6+!!
4-> 0.08 2.64 1. fxg6+ Kg7 2. Rf1 Rc2
5 0.08 2.92 1. fxg6+ Kg7 2. Rf1 Bf6 3. Bh6+ Kxh6
4. Rxf6
(2) 5-> 0.10 2.92 1. fxg6+ Kg7 2. Rf1 Bf6 3. Bh6+ Kxh6
4. Rxf6
6 0.13 -- 1. fxg6+
6 0.14 2.37 1. fxg6+ Kg7 2. Rf1 Bf6 3. Bh6+ Kxh6
4. Rxf6 Kg7
6 0.24 2.45 1. Rd6+ Kg7 2. Nd7 g4 3. Nb6 Rc2 4.
Nxa4
6-> 0.27 2.45 1. Rd6+ Kg7 2. Nd7 g4 3. Nb6 Rc2 4.
Nxa4
7 0.31 2.32 1. Rd6+ Kg7 2. Nd7 g4 3. Nb6 Rc2 4.
Bh6+ Kf7 5. Nxa4
(4) 7-> 0.47 2.32 1. Rd6+ Kg7 2. Nd7 g4 3. Nb6 Rc2 4.
Bh6+ Kf7 5. Nxa4
(3) 8 0.95 2.25 1. Rd6+ Kg7 2. Nd7 Nb5 3. Rb6 Bd4 4.
Bxd4+ Nxd4 5. f6+ Kh7 6. f7 Rc1+ 7.
Kf2 Rc2+ 8. Ke3
(2) 8 1.10 2.61 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Nxg5
(2) 8-> 1.22 2.61 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Nxg5
9 1.66 2.30 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Nxg5 Nf6
(4) 9-> 3.10 2.30 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Nxg5 Nf6
10 3.95 ++ 1. Rd7!!
(3) 10 7.69 2.78 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Rxg5+ Kh4 7.
f6
10-> 9.25 2.78 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bh6 4.
Nh7 Nd5 5. Bxg5 Bxg5 6. Rxg5+ Kh4 7.
f6
11 11.02 2.51 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Ne6 Rd1+ 8. Kf2 Nxe6 9. Rxe6 b3
10. Re2 bxa2 11. Rxa2
(3) 11-> 18.47 2.51 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Ne6 Rd1+ 8. Kf2 Nxe6 9. Rxe6 b3
10. Re2 bxa2 11. Rxa2
(2) 12 21.75 2.71 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Ne6 Rd1+ 8. Kf2 Nxe6 9. Rxe6 Rh1
10. h3 Rh2
(3) 12-> 30.24 2.71 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Ne6 Rd1+ 8. Kf2 Nxe6 9. Rxe6 Rh1
10. h3 Rh2
(2) 13 43.33 2.67 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Nh7 Ne8 8. Rg8 Re4 9. f6 Re2
(3) 13-> 1:28 2.67 1. Rd7 Bg7 2. Rd6+ Kh5 3. Rg6 Bd4 4.
Rxg5+ Kh6 5. Rg6+ Kh5 6. Bxd4 Rxd4
7. Nh7 Ne8 8. Rg8 Re4 9. f6 Re2
time=1:30 cpu=244% mat=1 n=147912023 fh=90% nps=1636k
ext-> chk=6831945 cap=329389 pp=592990 1rep=367465 mate=46657 sing
=0
predicted=0 nodes=147912023 evals=0
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=28% pawn=99% used=99%
SMP-> split=1139 stop=173 data=9/32 cpu=3:41 elap=1:30
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