Author: Christophe Theron
Date: 03:21:00 08/01/02
Go up one level in this thread
On July 31, 2002 at 22:39:54, Jonathan Lee wrote:
>Ronald Nelson, the patent for the Fidelity Chess Challengers, as well as Sid
>Semole (who is deceased) are the main people of Excalibur.
>The company changed names from Fidelity to Excalibur.
>
>Unfortunately, I own a 23 year old computer & a 2 year hand held which both only
>see 4 ply.
>Before I start criticizing, I am certain his other brands of chess computers are
>better than the 2 I own.
>After all Rich Lang borrowed from Fidelity to improved his Genius program back
>in circa 1992.
I have no idea about what you mean here. I don't think it's true. Lang had
nothing to do with Fidelity, at any time IIRC.
Christophe
>
>Here is a "skeleton outline" game of my 1979 computer loses to every level.
>This game can have many transpositions or different move orders.
>1 E2-E4 E7-E5 (The game often looks like a Four Knights opening.)
>2 B1-C3 G8-F6
>3 D2-D3 F8-C5
>4 C1-G5 O-O (Castle Kingside is mandatory for shortest mate)
>5 C3-E5 B8-C6
>6 E5xF6ch G7xF6
>7 G5-H6 F8-E8??? (Remember this antique knows 4 ply)
>8 3 possible Queen move orders (see below)
>
>1 8 D1-G4ch 9 G4-G7 checkmate
>2 8 D1-F3 9 F3-G3ch 10 G3-G7 Checkmate
>3 8 D1-F3 9 F3-G3ch 10 G3xG4ch 11 G4-G7 Checkmate (most likely of the 3)
>The reason for something is taken on G4 because it was a bishop or knight.
>
>
>Here are the shortest order mates on the highest levels.
>1979 Fidelity Chess Challenger
>6 minutes per move
>For white 27 ply count
>For black 28 ply count
>(This antique had 1 day per move, but why bother).
>
>Excalibur Hand Held using buttons (not the pen stylus) Level 72
>For white 31 ply count (2 different ways)
>For black 32 ply count
>I try not to use these machines because it will give you bad chess habits.
>Jonathan
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