Author: Frank E. Oldham
Date: 19:41:34 09/01/04
Go up one level in this thread
On September 01, 2004 at 19:53:53, stuart taylor wrote:
>On August 31, 2004 at 22:18:40, Vincent Lejeune wrote:
>
>>On August 31, 2004 at 21:58:14, stuart taylor wrote:
>>
>>>On August 31, 2004 at 21:31:33, Vincent Lejeune wrote:
>>>
>>>>
>>>>>[d]2kr3r/ppp1qpp1/2p5/2b2b1p/2P1pPn1/1P2P1PP/PBQPB3/RN2K2R b KQ - 0 12
>>>>>
>>>>>12.h4!!
>>>>
>>>>AMD barton @3000+
>>>>
>>>>Time Depth Score Positions Moves
>>>>0:00 1/8 -0.77 176924 12...Nf6 13.a3 Qe6 14.b4 Be7 15.Bf1
>>>> Qd7 16.Nc3
>>>>0:01 1/9 -0.82 427947 12...Nf6 13.a3 Qe6 14.b4 Be7 15.Bf1
>>>> Qd7 16.Nc3 Kb8
>>>>0:06 1/10 -0.78 1327528 12...Nf6 13.a3 Qe6 14.Bf1 Be7 15.Nc3
>>>> Kb8 16.O-O-O Bc5 17.Kb1
>>>>0:16 1/11 -0.71 4242963 12...Nf6 13.a3 Qe6 14.Bf1 Be7 15.Nc3
>>>> Kb8 16.O-O-O c5 17.Bg2 h4
>>>>0:33 1/11 -0.92 8541987 12...h4 13.Bxg4 Bxg4 14.hxg4 hxg3
>>>> 15.Rg1 Rh2 16.Qc3 Qh4 17.Qxg7 Rh1
>>>> 18.Rxh1 Qxh1+ 19.Ke2 Bxe3
>>>>1:21 1/12 -1.75 20461179 12...h4 13.Bxg4 Bxg4 14.hxg4 hxg3
>>>> 15.Rg1 Rh2 16.Nc3 Bxe3 17.O-O-O
>>>> Bxg1 18.Rxg1 Rdxd2 19.Qxd2 Rxd2
>>>> 20.Kxd2 Qd6+ 21.Kc2 Qxf4
>>>>2:43 1/13 -1.72 42207857 12...h4 13.Bxg4 Bxg4 14.hxg4 hxg3
>>>> 15.Rg1 Rh2 16.Nc3 Rdxd2 17.Qxd2
>>>> Rxd2 18.Kxd2 Qd8+ 19.Ke1 Bxe3 20.Rg2
>>>> Bf2+ 21.Kf1 Qd2 22.Rd1 Qxb2 23.Nxe4
>>>> Qxa2 24.Nxf2 gxf2
>>>
>>
>>It's the king 3.33 (chessmaster 10th edition) and an AMD barton @ 180 mhz*12
>>(2.16 Ghz)
>>
>>It play 13.Bxg4 in the mainline because it see 13.hxg4 is completely losing
>>
>>more later ...
>
>I would be very interested in the "more later", if possible. Maybe the computers
>which get h4 quick sometimes change their mind, and then come back again to h4
>with much more certainty. I've seen that happen from this position.
>
>It might even be that there is stronger variation against 13.Bxg4, and best
>would be 13.Rg1.
>
>I'm also still interested about 10....Ng4 and 11....h5, although I doubt very
>much in a computer ever playing them, even if they are tactically very great.
>>
>>>Huh? That's quick! However, I would be even more impressed if I would see that
>>>it found 14....Rh1 or 15....Rh1 from the same position in a short time.
>>>Could you test it for that?
>>>And what kind of AMD and Mhz are you using?
>>>
>>>
>>>[Later, I would be staggeringly fascinated to know if your computer EVER arrives
>>>at the (possibly best moves) of 10...Ng4 and/or 11...h5. If so, I might even
>>>propose that computers have almost solved chess!]
>>>
>>>Thanks!
>>>S.Taylor
crafty19.16 easily chooses Ng4 :-)
it also converges on W's g3 response in 8:12
White(1): 2kr3r/ppp1qppp/2p2n2/2b2b2/2P1pP2/1P2P3/PBQPB1PP/RN2K2R b KQ
10-> 5.27 -0.02 1. ... Kb8 2. O-O Rhe8 3. Be5 Ng4 4.
Bxg7 f6 5. Bxg4 Bxg4 6. Bh6 Rg8 (s=2)
11 7.22 0.00 1. ... Kb8 2. O-O Rhe8 3. Be5 Ng8 4.
g4 Bg6 5. Bxg7 f6 6. Bh8 Qe6
11 12.89 -0.16 1. ... Ng4 2. O-O Qh4 3. Bxg4 Qxg4
4. Qc3 f6 5. Qa5 Bb6 6. Qb4 Kb8 7.
Na3
11-> 14.04 -0.16 1. ... Ng4 2. O-O Qh4 3. Bxg4 Qxg4
4. Qc3 f6 5. Qa5 Bb6 6. Qb4 Kb8 7.
Na3 (s=4)
12 23.03 -0.18 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Kb8 7.
Bf6 Rd7 (s=3)
12-> 29.18 -0.18 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Kb8 7.
Bf6 Rd7
13 37.27 -0.20 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Qg6 7.
Be5 Kb8 8. a4
13-> 48.51 -0.20 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Qg6 7.
Be5 Kb8 8. a4 (s=2)
14 1:06 -0.21 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Qg6 7.
Bd4 Bxd4 8. exd4 Qd6 9. Bxg4 Bxg4
14-> 2:22 -0.21 1. ... Ng4 2. Bxg7 Rhg8 3. Qb2 Qh4+
4. g3 Qh3 5. Bf1 Qh5 6. Be2 Qg6 7.
Bd4 Bxd4 8. exd4 Qd6 9. Bxg4 Bxg4 (s=5)
15 8:12 -0.27 1. ... Ng4 2. g3 Nf6 3. a3 Qe6 4. O-O
Be7 5. Ra2 Bh3 6. Rd1 Kb8 7. c5 Qf5
8. Bxf6 Bxf6 9. d4 exd3 10. Rxd3 Rxd3
11. Bxd3 (s=4)
15-> 9:49 -0.27 1. ... Ng4 2. g3 Nf6 3. a3 Qe6 4. O-O
Be7 5. Ra2 Bh3 6. Rd1 Kb8 7. c5 Qf5
8. Bxf6 Bxf6 9. d4 exd3 10. Rxd3 Rxd3
11. Bxd3
16 12:40 -0.25 1. ... Ng4 2. g3 Nf6 3. a3 Qe6 4. b4
Be7 5. Qa4 Kb8 6. Bd4 a6 7. O-O Bg4
8. Bxg4 Qxg4 9. Nc3 Qf5
16-> 25:58 -0.25 1. ... Ng4 2. g3 Nf6 3. a3 Qe6 4. b4
Be7 5. Qa4 Kb8 6. Bd4 a6 7. O-O Bg4
8. Bxg4 Qxg4 9. Nc3 Qf5 (s=4)
17 33:46 -0.29 1. ... Ng4 2. g3 Nf6 3. a3 Bd6 4. O-O
h5 5. b4 c5 6. Bxf6 Qxf6 7. Nc3 Qg6
8. Rfd1 h4 9. Nb5 hxg3 10. Nxa7+ Kb8
(s=3)
17-> 57:26 -0.29 1. ... Ng4 2. g3 Nf6 3. a3 Bd6 4. O-O
h5 5. b4 c5 6. Bxf6 Qxf6 7. Nc3 Qg6
8. Rfd1 h4 9. Nb5 hxg3 10. Nxa7+ Kb8
(s=4)
Frank
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