Author: Chessfun
Date: 21:24:57 08/03/00
Go up one level in this thread
On August 03, 2000 at 23:52:54, blass uri wrote:
>I do not understand one of Fritz6's moves.
>
>[D]8/8/PnP3k1/2K5/7p/3rN3/8/8 w - - 0 1
>
>Fritz6 played 75.Nc4 and lost against Junior5 when my Fritz6 light with
>tablebases plays 75.Kxb6 with a draw.
>
>Is it a tablebase bug in Fritz6?
>
>Uri
Hi Uri,
Mark eval at that move was 75. Nc4 {-2.31/11 10}
My Fritz 6 Light prefers Ng4 though thats without Tb/s.
On that subject how do I tell Fritz 6 to look for tablebases
now at drive E instead of where they were D. As my D drive seems
to have failed but I have a back-up on E.
8/8/PnP3k1/2K5/7p/3rN3/8/8 w - - 0 1
Analysis by Fritz 6:
1.Kxb6! Rxe3 2.c7 Re8 3.Kb7 h3 4.c8Q Rxc8
³ (-0.37) Depth: 10/21 00:00:01 341kN
1.Kxb6!
³ (-0.69) Depth: 11/18 00:00:02 635kN
1.Kxb6 Rxe3 2.c7 Re8 3.Kc6 h3 4.Kd7 Rh8 5.a7 h2
-+ (-4.44) Depth: 11/21 00:00:02 774kN
1.Ng2
-+ (-4.41) Depth: 11/23 00:00:03 1045kN
1.Ng2 Rb3 2.Nxh4+ Kf6 3.a7 Na8 4.Ng2 Ra3 5.c7 Rc3+
-+ (-2.72) Depth: 11/26 00:00:15 4127kN
1.Nc4
-+ (-2.69) Depth: 11/26 00:00:25 6835kN
1.Nc4 Nxc4 2.c7 Ne3 3.a7 Ra3 4.Kb5 Nf5 5.Kb4 Nd6
-+ (-2.31) Depth: 11/26 00:00:26 7367kN
1.Nc4 Nxc4 2.c7 Ne3 3.a7 Ra3 4.Kb5 Nf5 5.Kb4 Nd6
-+ (-2.31) Depth: 12/29 00:00:33 9295kN
1.Nc4 Nxc4 2.c7 Ne3 3.a7 Ra3 4.Kb5 Nf5 5.Kb4 Nd6
-+ (-2.31) Depth: 13/28 00:00:51 13987kN
1.Nc4 Nxc4 2.c7 Ne3 3.a7 Ra3 4.Kb5 Nf5 5.Kb4 Nd6
-+ (-2.12) Depth: 14/32 00:02:15 32601kN
1.Nc4 Nxc4 2.c7 Ne3 3.a7 Ra3 4.Kb5 Nf5 5.Kb4 Nd6
-+ (-2.31) Depth: 15/33 00:03:47 57683kNBird,S - Fritz 6
Analysis by Fritz 6 Light:
1.Kxb6 Rb3+ 2.Ka7 Rxe3 3.c7 Re8 4.Kb7 Re7 5.a7
-+ (-1.69) Depth: 8/19 00:00:01 323kN
1.Kxb6!
µ (-1.37) Depth: 9/19 00:00:01 361kN
1.Kxb6! Rb3+ 2.Ka7 Rxe3 3.c7 Re8 4.Kb7 h3
= (-0.25) Depth: 9/19 00:00:01 396kN
1.Kxb6 Rxe3 2.c7 Re8 3.Kb7 h3 4.c8Q Rxc8 5.Kxc8 h2
³ (-0.44) Depth: 10/21 00:00:01 540kN
1.Kxb6--
µ (-0.75) Depth: 11/18 00:00:02 686kN
1.Kxb6 Rxe3 2.a7 Re8 3.Kb7 h3 4.a8Q
µ (-0.97) Depth: 11/23 00:00:03 1066kN
1.Kxb6!
³ (-0.66) Depth: 12/25 00:00:08 2751kN
1.Kxb6! Rxe3 2.a7 Re8 3.Kb7 h3 4.a8Q Rxa8 5.Kxa8 h2
= (0.00) Depth: 12/26 00:00:09 3140kN
1.Kxb6 Rxe3 2.a7 Re8 3.Kb7 h3 4.a8Q Rxa8 5.Kxa8 h2
= (-0.19) Depth: 13/25 00:00:15 5543kN
1.Kxb6 Rxe3 2.c7 Re8 3.Kb7 h3 4.c8Q Rxc8
= (0.00) Depth: 14/28 00:00:32 12009kN
1.Kxb6--
³ (-0.47) Depth: 15/30 00:01:00 22869kN
1.Kxb6 Rxe3 2.c7 Re8 3.Kb7 h3 4.c8Q Rxc8 5.Kxc8 h2
-+ (-6.19) Depth: 15/31 00:01:31 37373kN
1.Ng4
-+ (-6.16) Depth: 15/33 00:03:49 93524kN
(Bird, Scarb 04.08.2000)
Thanks.
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