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Now
,Created page with "'''Home * Engines * Now''' FILE:NowScreenshot.jpg|border|right|thumb| Now Screen <ref>Image from no longer available DOS Museum - Download NOW, A Computer..."
'''[[Main Page|Home]] * [[Engines]] * Now'''
[[FILE:NowScreenshot.jpg|border|right|thumb| Now Screen <ref>Image from no longer available DOS Museum - Download NOW, A Computer Chess Program]</ref> ]]
'''Now''',<br/>
a chess program by [[Mark Lefler]], competing at one [[World Computer Chess Championship]], the [[WCCC 1999]] in [https://en.wikipedia.org/wiki/Paderborn Paderborn], and two [[World Microcomputer Chess Championship|World Microcomputer Chess Championships]], the [[WMCCC 1991]] and [[WMCCC 1993]]. Now further played the [[ACM 1990]], [[ACM 1993]] and [[ACM 1994]], all three editions of [[Don Beal|Don Beal's]] [[Uniform-Platform Computer Chess Championship]], the [[IPCCC 1994]] and five [[Aegon Tournaments]].
Now tied with first place among all chess programs at the [[Aegon 1996]] Tournament, receiving 4.5 out of 6 points. This tied the program with other world class programs such as [[Fritz]], and it beat Grandmaster [https://en.wikipedia.org/wiki/Larry_Christiansen Larry Christiansen] <ref>[http://www.zillions-of-games.com/whoarewe.html Zillions of Games - Who Are We?]</ref> . Now was written in [[Pascal]], running on [[IBM PC|PCs]] with [[MS-DOS]] operating system. In 2007, Mark started a rewrite using [[C]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=15960 If You Were Starting From Scratch] by [[Mark Lefler]], [[Computer Chess Forums|CCC]], August 22, 2007</ref> .
=Descriptions=
==1991==
from [[Don Beal|Don Beal's]] [[WMCCC 1991]] report <ref>[[Don Beal]] ('''1991'''). ''Report on the [[WMCCC 1991|11th World Microcomputer Chess Championship]]''. [[ICGA Journal|ICCA Journal]], Vol. 14, No. 2</ref> :
Written by Mark Lefler, who has spent two full-time years developing his program, and competed in [[ACM 1990|last year's ACM tournament]]. The [[Evaluation|evaluation]] is mostly [[Point Value|piece values]], with positional scores sometimes worth up to two Panws. [[Search]] techniques used include [[Iterative Deepening|iterative deepening]], with [[Check Extensions|check extensions]], no singular extensions, and [[Hanging Piece|hung-piece]] extensions at depth zero.
==1993==
from [[Don Beal|Don Beal's]] [[UPCCC 1993]] report <ref>[[Don Beal]] ('''1993'''). ''Report on the QMW 1993 Uniform-Platform Computer-Chess Championship.'' [[ICGA Journal|ICCA Journal]], Vol. 16, No. 3, pp. 166-171.</ref> <ref>[http://groups.google.com/group/rec.games.chess/browse_frm/thread/51267e26536fa912 QMW computer chess] by [[Don Beal]], [[Computer Chess Forums|rec.games.chess]], August 19, 1993</ref>
This proginated as a [https://en.wikipedia.org/wiki/Shareware shareware] program by Mark Lefler, possibly going to be re-released with the latest version. The program scored equally with [[GNU Chess|GNU]] in the [[UPCCC 1993|"uniform platform" tournament last year]]. NOW has specialized knowledge about some Pawn and Bishop endgames. Its [[Search|search]] mechanism includes [[Extensions|extensions]] for certain [[Tactics|tactical]] threats, and is [[Selectivity|selective]] in its last 3 [[Ply|plies]].
==1999==
from the [[ICGA]] tournament site <ref>[https://www.game-ai-forum.org/icga-tournaments/program.php?id=94 Now's ICGA Tournaments]</ref> :
General [[Alpha-Beta|alpha beta]] searcher, with lots of [[Knowledge|knowledge]]. Has done well against humans, as evidenced by the [[Aegon Tournaments|Aegon matches]].
=Forum Posts=
* [http://groups.google.com/group/rec.games.chess/browse_frm/thread/51267e26536fa912 QMW computer chess] by [[Don Beal]], [[Computer Chess Forums|rec.games.chess]], August 19, 1993 » [[UPCCC 1993]]
* [http://www.talkchess.com/forum/viewtopic.php?t=14578 Is this rule safe (how has K&Ps vs K&Ps databases? ...)] by [[Mark Lefler]], [[CCC]], June 20, 2007 » [[KPK]], [[Pawn Endgame]]
* [http://www.talkchess.com/forum/viewtopic.php?t=15960 If You Were Starting From Scratch] by [[Mark Lefler]], [[Computer Chess Forums|CCC]], August 22, 2007
=External Links=
* [https://www.game-ai-forum.org/icga-tournaments/program.php?id=94 Now's ICGA Tournaments]
* [http://www.dosmuseum.com/pages/view.php?ref=4298&search=%21last1000&order_by=relevance&sort=DESC&offset=48&archive=0&k= DOS Museum - Download NOW - A Computer Chess Program]
* [http://www.top-5000.nl/cp.htm Download Chess Programs] hosted by [[Ed Schroder|Ed Schröder]]
* Albert Mangelsdorff-Quintett - [https://en.wikipedia.org/wiki/Albert_Mangelsdorff#Discography Now Jazz Ramwong] (1964), [https://en.wikipedia.org/wiki/YouTube YouTube] Videos
: [https://en.wikipedia.org/wiki/G%C3%BCnter_Lenz Günter Lenz], [http://de.wikipedia.org/wiki/Ralf_H%C3%BCbner_%28Musiker%29 Ralf Hübner], [http://de.wikipedia.org/wiki/G%C3%BCnter_Kronberg Günther Kronberg], [http://de.wikipedia.org/wiki/Heinz_Sauer Heinz Sauer], [[:Category:Albert Mangelsdorff|Albert Mangelsdorff]]
: {{#evu:https://www.youtube.com/watch?v=42V8QIZ4bMc|alignment=left|valignment=top}}
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:DosEngine]]
[[Category:Albert Mangelsdorff]]
[[FILE:NowScreenshot.jpg|border|right|thumb| Now Screen <ref>Image from no longer available DOS Museum - Download NOW, A Computer Chess Program]</ref> ]]
'''Now''',<br/>
a chess program by [[Mark Lefler]], competing at one [[World Computer Chess Championship]], the [[WCCC 1999]] in [https://en.wikipedia.org/wiki/Paderborn Paderborn], and two [[World Microcomputer Chess Championship|World Microcomputer Chess Championships]], the [[WMCCC 1991]] and [[WMCCC 1993]]. Now further played the [[ACM 1990]], [[ACM 1993]] and [[ACM 1994]], all three editions of [[Don Beal|Don Beal's]] [[Uniform-Platform Computer Chess Championship]], the [[IPCCC 1994]] and five [[Aegon Tournaments]].
Now tied with first place among all chess programs at the [[Aegon 1996]] Tournament, receiving 4.5 out of 6 points. This tied the program with other world class programs such as [[Fritz]], and it beat Grandmaster [https://en.wikipedia.org/wiki/Larry_Christiansen Larry Christiansen] <ref>[http://www.zillions-of-games.com/whoarewe.html Zillions of Games - Who Are We?]</ref> . Now was written in [[Pascal]], running on [[IBM PC|PCs]] with [[MS-DOS]] operating system. In 2007, Mark started a rewrite using [[C]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=15960 If You Were Starting From Scratch] by [[Mark Lefler]], [[Computer Chess Forums|CCC]], August 22, 2007</ref> .
=Descriptions=
==1991==
from [[Don Beal|Don Beal's]] [[WMCCC 1991]] report <ref>[[Don Beal]] ('''1991'''). ''Report on the [[WMCCC 1991|11th World Microcomputer Chess Championship]]''. [[ICGA Journal|ICCA Journal]], Vol. 14, No. 2</ref> :
Written by Mark Lefler, who has spent two full-time years developing his program, and competed in [[ACM 1990|last year's ACM tournament]]. The [[Evaluation|evaluation]] is mostly [[Point Value|piece values]], with positional scores sometimes worth up to two Panws. [[Search]] techniques used include [[Iterative Deepening|iterative deepening]], with [[Check Extensions|check extensions]], no singular extensions, and [[Hanging Piece|hung-piece]] extensions at depth zero.
==1993==
from [[Don Beal|Don Beal's]] [[UPCCC 1993]] report <ref>[[Don Beal]] ('''1993'''). ''Report on the QMW 1993 Uniform-Platform Computer-Chess Championship.'' [[ICGA Journal|ICCA Journal]], Vol. 16, No. 3, pp. 166-171.</ref> <ref>[http://groups.google.com/group/rec.games.chess/browse_frm/thread/51267e26536fa912 QMW computer chess] by [[Don Beal]], [[Computer Chess Forums|rec.games.chess]], August 19, 1993</ref>
This proginated as a [https://en.wikipedia.org/wiki/Shareware shareware] program by Mark Lefler, possibly going to be re-released with the latest version. The program scored equally with [[GNU Chess|GNU]] in the [[UPCCC 1993|"uniform platform" tournament last year]]. NOW has specialized knowledge about some Pawn and Bishop endgames. Its [[Search|search]] mechanism includes [[Extensions|extensions]] for certain [[Tactics|tactical]] threats, and is [[Selectivity|selective]] in its last 3 [[Ply|plies]].
==1999==
from the [[ICGA]] tournament site <ref>[https://www.game-ai-forum.org/icga-tournaments/program.php?id=94 Now's ICGA Tournaments]</ref> :
General [[Alpha-Beta|alpha beta]] searcher, with lots of [[Knowledge|knowledge]]. Has done well against humans, as evidenced by the [[Aegon Tournaments|Aegon matches]].
=Forum Posts=
* [http://groups.google.com/group/rec.games.chess/browse_frm/thread/51267e26536fa912 QMW computer chess] by [[Don Beal]], [[Computer Chess Forums|rec.games.chess]], August 19, 1993 » [[UPCCC 1993]]
* [http://www.talkchess.com/forum/viewtopic.php?t=14578 Is this rule safe (how has K&Ps vs K&Ps databases? ...)] by [[Mark Lefler]], [[CCC]], June 20, 2007 » [[KPK]], [[Pawn Endgame]]
* [http://www.talkchess.com/forum/viewtopic.php?t=15960 If You Were Starting From Scratch] by [[Mark Lefler]], [[Computer Chess Forums|CCC]], August 22, 2007
=External Links=
* [https://www.game-ai-forum.org/icga-tournaments/program.php?id=94 Now's ICGA Tournaments]
* [http://www.dosmuseum.com/pages/view.php?ref=4298&search=%21last1000&order_by=relevance&sort=DESC&offset=48&archive=0&k= DOS Museum - Download NOW - A Computer Chess Program]
* [http://www.top-5000.nl/cp.htm Download Chess Programs] hosted by [[Ed Schroder|Ed Schröder]]
* Albert Mangelsdorff-Quintett - [https://en.wikipedia.org/wiki/Albert_Mangelsdorff#Discography Now Jazz Ramwong] (1964), [https://en.wikipedia.org/wiki/YouTube YouTube] Videos
: [https://en.wikipedia.org/wiki/G%C3%BCnter_Lenz Günter Lenz], [http://de.wikipedia.org/wiki/Ralf_H%C3%BCbner_%28Musiker%29 Ralf Hübner], [http://de.wikipedia.org/wiki/G%C3%BCnter_Kronberg Günther Kronberg], [http://de.wikipedia.org/wiki/Heinz_Sauer Heinz Sauer], [[:Category:Albert Mangelsdorff|Albert Mangelsdorff]]
: {{#evu:https://www.youtube.com/watch?v=42V8QIZ4bMc|alignment=left|valignment=top}}
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:DosEngine]]
[[Category:Albert Mangelsdorff]]
