Author: Dann Corbit
Date: 20:03:39 06/20/02
Go up one level in this thread
On June 20, 2002 at 20:34:11, Rob Shultz wrote:
>On June 20, 2002 at 19:43:43, John Merlino wrote:
>
>>This position is from one of the games that Ali Mirafzali posted between CM8000
>>and a Master named Kamberi, rated 2350.
>>
>>[D]r1b1r1k1/1p3p2/2p1nq1b/2P1p1pp/1PB1PB2/2N1QN1P/3R1PP1/1R4K1 b - - 0 26
>>
>>Black has four ways to take back. What does your program say is the best?
>>
>>CM9000, on a PIII-600, prefers Nxf4. Kamberi played exf4, which CM thinks is the
>>worst of the four possibilities.
>>
>>Time Depth Score Positions Moves
>>0:00 1/3 0.69 1101 26...exf4 27.Qd3 Rd8
>>0:00 1/4 0.47 2050 26...exf4 27.Qd3 Rd8 28.Qc2 Bg7
>>0:00 1/5 0.79 8509 26...exf4 27.Qd3 Rd8 28.Qc2 Bg7
>> 29.e5 Rxd2 30.Qxd2
>>0:00 1/5 0.71 12456 26...gxf4 27.Qd3 Rd8 28.Qc2 Nd4
>> 29.Nxd4 exd4
>>0:00 1/6 0.54 33767 26...gxf4 27.Qd3 Bg7 28.Re1 Nd4
>> 29.Nxd4 exd4
>>0:01 1/7 0.56 87600 26...gxf4 27.Qd3 Bg7 28.Re1 Nd4
>> 29.Nxd4 exd4 30.Ne2
>>0:03 1/8 0.53 187667 26...gxf4 27.Qd3 Bg7 28.Rbd1 Qe7
>> 29.Ne2 Rd8 30.Qc2
>>0:07 1/8 0.39 434519 26...Qxf4 27.Qxf4 exf4 28.Rd3 Bg7
>> 29.Bxe6 Bxe6 30.Nxg5 Bc4
>>0:11 1/8 0.33 691576 26...Nxf4 27.Rd6 Ne6 28.Qe2 Bf8
>> 29.Rdd1 Nd4 30.Nxd4 exd4
>>0:32 1/9 0.00 2123702 26...Nxf4 27.Rd6 Be6 28.Bxe6 Rxe6
>> 29.Rxe6 Qxe6 30.Ne2 Qa2 31.Nc3 Qe6
>>0:54 1/10 0.08 3732873 26...Nxf4 27.Rd6 Be6 28.Bxe6 Rxe6
>> 29.Rxe6 Qxe6 30.Ne2 Nxe2+ 31.Qxe2
>> Ra2 32.Qd3 g4
>>3:02 2/11 -0.13 13075813 26...Nxf4 27.Ne1 g4 28.Rd6 Ne6
>> 29.Qg3 Bf8 30.Bxe6 Bxe6 31.hxg4
>> Bxd6 32.gxh5+ Qg7 33.Qxg7+ Kxg7
>> 34.cxd6
>>
>>jm
>
>
>Gandalf 5.1, on a PIII 733MHz, likes the following line after 3 minutes.
>
>00:03:16.8 -0.06 12 32520768 exf4 Qd3 g4 e5 Qg7 hxg4 hxg4 Nh4 f3 Nf5 Nf4
>Nxg7 Nxd3 Rxd3 Bxg7
yace:
r1b1r1k1/1p3p2/2p1nq1b/2P1p1pp/1PB1PB2/2N1QN1P/3R1PP1/1R4K1 b - -
Stored 8 learned positions into hash table
solution
no solutions
usetime = 998.00, mintime = 998.00 maxtime = 998.00 tl 998.00 ml 0
16 0.031 -0.65 1t 1...Nxf4 {10}
53 0.033 -0.65 1. 1...Nxf4 {10}
261 0.035 -0.89 2t 1...Nxf4 2.Rbd1 {10}
358 0.036 -0.84 2t+ 1...Qxf4 2.Ra1 {10}
505 0.037 -0.74 2t 1...Qxf4 2.Qd3 {10}
1238 0.040 -0.74 2. 1...Qxf4 2.Qd3 {10}
2909 0.047 -0.77 3t 1...Qxf4 2.Qxf4 Nxf4 3.Rbd1 {10}
4029 0.051 -0.74 3t+ 1...Nxf4 2.Re1
4269 0.052 -0.71 3t 1...Nxf4 2.Rbd1 Be6 {10}
5017 0.054 -0.71 3. 1...Nxf4 2.Rbd1 Be6 {10}
7593 0.063 -0.81 4t 1...Nxf4 2.Rd6 Be6 3.Rbd1 {10}
9715 0.070 -0.80 4t+ 1...Qxf4 2.Nxe5 Qxe5 3.Rbd1 {270}
11567 0.076 -0.68 4t 1...Qxf4 2.Qxf4 Nxf4 3.Rbd1 g4 {10}
13634 0.080 -0.67 4t+ 1...exf4 2.Qd3 Rd8 3.Bb3 {10}
14588 0.084 -0.65 4t 1...exf4 2.Qd3 Rd8 3.Qc2 {10}
16521 0.092 -0.65 4. 1...exf4 2.Qd3 Rd8 3.Qc2 {10}
18989 0.100 -0.52 5t 1...exf4 2.Qd3 Rd8 3.Qc2 Bd7 {10}
32295 0.130 -0.52 5. 1...exf4 2.Qd3 Rd8 3.Qc2 Bd7 {10}
54517 0.180 -0.59 6t 1...exf4 2.Qd3 Rd8 3.Qc2 Nd4 4.Nxd4 Rxd4H {10}
109898 0.319 -0.59 6. 1...exf4 2.Qd3 Rd8 3.Qc2 Nd4 4.Nxd4 Rxd4 {10}
145264 0.404 -0.59 7t 1...exf4 2.Qd3 Rd8 3.Qc2 Nd4 4.Nxd4 Rxd4 {10}
339130 0.972 -0.58 7t+ 1...Qxf4 2.Qxf4 Nxf4 3.Rbd1 g4 4.Rd8 Be6 5.Re1
{10}
438531 1.285 -0.55 7t 1...Qxf4 2.Qxf4 Nxf4 3.Rd6 Ra3 4.Rxh6 Rxc3
5.Nd2 {0}
675281 1.999 -0.54 7t+ 1...Nxf4 2.Rd6 Be6 3.Bxe6 Rxe6 4.Rd7 g4 5.Rf1
gxf3 6.Qxf4 {10}
738428 2.177 -0.53 7t 1...Nxf4 2.Rd6 Be6 3.Bxe6 Rxe6 4.Rd7H g4H
5.hxg4H {-70}
793781 2.334 -0.53 7. 1...Nxf4 2.Rd6 Be6 3.Bxe6 Rxe6 4.Rd7 g4 5.hxg4
{-70}
2285761 6.326 -0.30 8t 1...Nxf4 2.Nh2 g4 3.Rd6 Be6 4.hxg4 Bf8 5.Rxe6
{-420}
2547309 7.044 -0.30 8. 1...Nxf4 2.Nh2 g4 3.Rd6 Be6 4.hxg4 Bf8 5.Rxe6
{-420}
5516483 14.277 -0.30 9t 1...Nxf4 2.Nh2 g4 3.Rd6 Be6 4.hxg4 Bf8 5.Rxe6
fxe6 {80}
6190547 16.045 -0.30 9. 1...Nxf4 2.Nh2 g4 3.Rd6 Be6 4.hxg4 Bf8 5.Rxe6
fxe6 {80}
18884023 48.576 -0.11 10t 1...Nxf4 2.Ne1 g4 3.Rd6 Be6 4.hxg4 hxg4 5.Qg3
Qg5 6.Bxe6 Rxe6 {10}
21464438 55.690 -0.11 10. 1...Nxf4 2.Ne1 g4 3.Rd6 Be6 4.hxg4 hxg4 5.Qg3
Qg5 6.Bxe6 Rxe6 {10}
40299374 1:45.8 -0.26 11t 1...Nxf4 2.Ne1 g4 3.Rd6 Qg5 4.hxg4 Bxg4 5.b5
Qg7 6.Kf1 Bg5 7.Nf3 {HT} {10}
44529755 1:57.7 -0.25 11t+ 1...exf4 2.Qd3 Rd8 3.Qc2 Rxd2 4.Qxd2 g4 5.hxg4
hxg4 6.Qxf4 Nxf4 7.e5 {931}
49420432 2:12.0 0.09 11t 1...exf4 2.Qd3 g4 3.hxg4 hxg4 4.Nh2 Qg7 5.Ra2
Rxa2 6.Nxa2 f3 7.Rd1 Bf4H {10}
54829371 2:26.9 0.09 11. 1...exf4 2.Qd3 g4 3.hxg4 hxg4 4.Nh2 Qg7 5.Ra2
Rxa2 6.Nxa2 f3 7.Rd1 Bf4 {10}
68387448 3:02.3 0.11 12t 1...exf4 2.Qd3 g4 3.hxg4 hxg4 4.Nh2 Qg7 5.Ra2
Rxa2 6.Bxa2 Rd8 7.Qc2 f3 8.Bc4 {10}
94184217 4:14.9 0.11 12. 1...exf4 2.Qd3 g4 3.hxg4 hxg4 4.Nh2 Qg7 5.Ra2
Rxa2 6.Bxa2 Rd8 7.Qc2 f3 8.Bc4 {10}
137140015 6:23.8 0.05 13t 1...exf4 2.Qd3 g4 3.hxg4 hxg4 4.e5 Qg7 5.Nh4
Qxe5 6.Nf5 Bf8 7.Nd6 Bxd6 8.cxd6 {80}
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