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Created page with "'''Home * Engines * Xenarbor''' FILE:Alien Tree_3.jpg|border|right|thumb|link=http://hikaru-wada.blogspot.de/2009/11/alien-tree_23.html|Alien Tree 3 <ref>..."
'''[[Main Page|Home]] * [[Engines]] * Xenarbor'''
[[FILE:Alien Tree_3.jpg|border|right|thumb|link=http://hikaru-wada.blogspot.de/2009/11/alien-tree_23.html|Alien Tree 3 <ref>[http://hikaru-wada.blogspot.de/2009/11/alien-tree_23.html Alien Tree - Art Works] of [[Arts#Hikaru|Hikaru Wada]], November 23, 2009</ref> ]]
'''Xenarbor''',<br/>
a chess program written in [[Fortran]] <ref>[http://www.computerhistory.org/chess/full_record.php?iid=doc-431614f6c9575 The Fifteenth ACM Computer Chess Championship, San Francisco California, October 7-9, 1984], [http://archive.computerhistory.org/projects/chess/related_materials/text/3-1%20and%203-2%20and%203-3%20and%204-3.1984_15th_NACCC/1984%20NACCC.062303012.sm.pdf pdf] from [[The Computer History Museum]]</ref> by [[Donald Miller]] running on [[IBM 370]] <ref> [http://www.lkessler.com/brutefor.shtml#bf4 Seattle, Washington, 1977 - The 8th N.A.C.C.C] from [http://www.lkessler.com/brutefor.shtm Computer Chess - A Memorial to Brute Force] by [[Louis Kessler]]</ref> and [https://en.wikipedia.org/wiki/IBM_3081 IBM 3081] (1984) mainframes <ref>[[Danny Kopec]], [[Monroe Newborn]] ('''1985'''). ''ACM's Fifteenth North American Computer Chess Championship''. [[ACM#Communications|Communications of the ACM]], Vol. 28, No. 7, reprinted in [http://www.computerhistory.org/chess/full_record.php?iid=doc-431614f6cef27 The Sixteenth ACM North American Computer Chess Championship, Denver Colorado, October 13-15, 1985], [http://archive.computerhistory.org/projects/chess/related_materials/text/3-1%20and%203-2%20and%203-3.1985_16th_NACCC/1985%20NACCC.062303067.sm.pdf pdf] from [[The Computer History Museum]]</ref>, playing the [[ACM 1974]], [[ACM 1976]], [[ACM 1977]] (2½/4) and [[ACM 1984]]. Xenarbor was further involved in promoting [[MyChess]] by [[David Kittinger]], which running on a [https://en.wikipedia.org/wiki/Cromemco_Z-2 Cromemco Z-2] with [[Z80]] processor won a match from Xenarbor 4 at an event of the [https://en.wikipedia.org/wiki/Santa_Clara,_California Santa Clara] Chess Club in 1979 <ref>[http://gonnagan.wordpress.com/2012/12/26/chess-and-computers/ Chess and Computers]</ref>.
=Etymology=
The program's name combines [https://en.wikipedia.org/wiki/Greek_language Greek] <ref>[http://en.wiktionary.org/wiki/xen xen - Wiktionary]</ref> and [https://en.wikipedia.org/wiki/Latin Latin] <ref>[http://en.wiktionary.org/wiki/arbor#Latin arbor Latin - Wiktionary]</ref> roots to mean "strange or alien tree", as explained by Miller to [[Boris Baczynskyj]] during [[ACM 1984]] <ref>[[Boris Baczynskyj]] ('''1985'''). ''The 15th ACM NACCC Anatomized''. [[ICGA Journal#8_3|ICCA Journal, Vol. 8, No. 3]]</ref>.
=Selected Games=
==ACM 1977==
[[ACM 1977]], round 3, [[Black Knight]] - [[Xenarbor]] <ref>[http://www.csvn.nl/downloads/partijen/landen-kampioenschappen/north-america/94-verzamelde-partijen-van-north-american-computer-chess-championships-1970-1982/file NACCC 1970-1982 Game download] [[CSVN]] site</ref>
<pre>
[Event "ACM 1977"]
[Site "Seattle USA"]
[Date "1977.10.16"]
[Round "3"]
[White "Black Knight"]
[Black "Xenarbor"]
[Result "0-1"]
1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 Nxd4 6.Qxd4 Nf6 7.e5 dxe5 8.Qxe5 a6
9.Be2 Qd6 10.Qxd6 exd6 11.Bg5 Be6 12.Bxf6 gxf6 13.Bf3 O-O-O 14.O-O-O Bh6+ 15.Kb1
Bg7 16.Rd3 f5 17.Rhd1 Be5 18.Bd5 Bxd5 19.Nxd5 Bxh2 20.Rh3 Be5 21.f4 h5 22.fxe5
dxe5 23.Rf3 f4 24.g3 fxg3 25.Rxg3 h4 26.Rg7 f5 27.Nb6+ Kb8 28.Rdd7 Rxd7 29.Nxd7+
Ka7 30.Nxe5 Re8 31.Nc6+ Ka8 32.Ne7 f4 33.Rg8 Rxg8 34.c4 Rg1+ 35.Kc2 f3 36.Nc8 Kb8
37.Nb6 f2 38.Nd7+ Ka7 39.Ne5 f1=Q 40.Kc3 h3 41.c5 h2 42.a4 h1=Q 43.b4 Qa1+ 44.Kd3
Qxe5 45.a5 Qhe4+ 46.Kd2 Q5d4# 0-1
</pre>
==ACM 1984==
[[ACM 1984]], round 2, [[Xenarbor]] - [[Merlin]] <ref>[http://www.csvn.nl/downloads/partijen/landen-kampioenschappen/north-america/95-verzamelde-partijen-van-north-american-computer-chess-championships-1984-1994/file NACCC 1984-1994 - Game download] [[CSVN]] site</ref>
<pre>
[Event "ACM 1984"]
[Site "San Francisco USA"]
[Date "1984.10.07"]
[Round "2"]
[White "Xenarbor"]
[Black "Merlin"]
[Result "0-1"]
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Nbd7 7.Nxc4 Qc7 8.g3 e5
9.dxe5 Nxe5 10.Bf4 Rd8 11.Qxd8+ Qxd8 12.Bxe5 Bc2 13.Bxf6 Qxf6 14.Ne3 Bb3
15.Bh3 Bb4 16.Ned1 Bxd1 17.Rxd1 Bxc3+ 18.bxc3 Qxc3+ 19.Kf1 Qb4 20.Bd7+ Ke7
21.Bf5 Qxa4 22.Kg2 Kf6 23.Bb1 Ke6 24.h4 a5 25.h5 Qg4 26.f3 Qc4 27.Kf2 b5
28.e3 Qc3 29.h6 Qb2+ 30.Kg1 Qe2 31.hxg7 Qxd1+ 32.Kf2 Qd2+ 33.Kf1 Rg8 34.Rh6+
f6 35.Bf5+ Kxf5 36.e4+ Ke5 37.Rh5+ Kd4 38.e5 Ke3 39.Kg1 Qf2+ 0-1
</pre>
=External Links=
* [http://en.wiktionary.org/wiki/arbor#Latin arbor Latin - Wiktionary]
* [https://en.wikipedia.org/wiki/Arbor Arbor (disambiguation) from Wikipedia]
* [http://en.wiktionary.org/wiki/xen xen - Wiktionary]
* [https://en.wikipedia.org/wiki/Xen_%28disambiguation%29 Xen (disambiguation) from Wikipedia]
=References=
<references />
'''[[Engines|Up one level]]'''
[[FILE:Alien Tree_3.jpg|border|right|thumb|link=http://hikaru-wada.blogspot.de/2009/11/alien-tree_23.html|Alien Tree 3 <ref>[http://hikaru-wada.blogspot.de/2009/11/alien-tree_23.html Alien Tree - Art Works] of [[Arts#Hikaru|Hikaru Wada]], November 23, 2009</ref> ]]
'''Xenarbor''',<br/>
a chess program written in [[Fortran]] <ref>[http://www.computerhistory.org/chess/full_record.php?iid=doc-431614f6c9575 The Fifteenth ACM Computer Chess Championship, San Francisco California, October 7-9, 1984], [http://archive.computerhistory.org/projects/chess/related_materials/text/3-1%20and%203-2%20and%203-3%20and%204-3.1984_15th_NACCC/1984%20NACCC.062303012.sm.pdf pdf] from [[The Computer History Museum]]</ref> by [[Donald Miller]] running on [[IBM 370]] <ref> [http://www.lkessler.com/brutefor.shtml#bf4 Seattle, Washington, 1977 - The 8th N.A.C.C.C] from [http://www.lkessler.com/brutefor.shtm Computer Chess - A Memorial to Brute Force] by [[Louis Kessler]]</ref> and [https://en.wikipedia.org/wiki/IBM_3081 IBM 3081] (1984) mainframes <ref>[[Danny Kopec]], [[Monroe Newborn]] ('''1985'''). ''ACM's Fifteenth North American Computer Chess Championship''. [[ACM#Communications|Communications of the ACM]], Vol. 28, No. 7, reprinted in [http://www.computerhistory.org/chess/full_record.php?iid=doc-431614f6cef27 The Sixteenth ACM North American Computer Chess Championship, Denver Colorado, October 13-15, 1985], [http://archive.computerhistory.org/projects/chess/related_materials/text/3-1%20and%203-2%20and%203-3.1985_16th_NACCC/1985%20NACCC.062303067.sm.pdf pdf] from [[The Computer History Museum]]</ref>, playing the [[ACM 1974]], [[ACM 1976]], [[ACM 1977]] (2½/4) and [[ACM 1984]]. Xenarbor was further involved in promoting [[MyChess]] by [[David Kittinger]], which running on a [https://en.wikipedia.org/wiki/Cromemco_Z-2 Cromemco Z-2] with [[Z80]] processor won a match from Xenarbor 4 at an event of the [https://en.wikipedia.org/wiki/Santa_Clara,_California Santa Clara] Chess Club in 1979 <ref>[http://gonnagan.wordpress.com/2012/12/26/chess-and-computers/ Chess and Computers]</ref>.
=Etymology=
The program's name combines [https://en.wikipedia.org/wiki/Greek_language Greek] <ref>[http://en.wiktionary.org/wiki/xen xen - Wiktionary]</ref> and [https://en.wikipedia.org/wiki/Latin Latin] <ref>[http://en.wiktionary.org/wiki/arbor#Latin arbor Latin - Wiktionary]</ref> roots to mean "strange or alien tree", as explained by Miller to [[Boris Baczynskyj]] during [[ACM 1984]] <ref>[[Boris Baczynskyj]] ('''1985'''). ''The 15th ACM NACCC Anatomized''. [[ICGA Journal#8_3|ICCA Journal, Vol. 8, No. 3]]</ref>.
=Selected Games=
==ACM 1977==
[[ACM 1977]], round 3, [[Black Knight]] - [[Xenarbor]] <ref>[http://www.csvn.nl/downloads/partijen/landen-kampioenschappen/north-america/94-verzamelde-partijen-van-north-american-computer-chess-championships-1970-1982/file NACCC 1970-1982 Game download] [[CSVN]] site</ref>
<pre>
[Event "ACM 1977"]
[Site "Seattle USA"]
[Date "1977.10.16"]
[Round "3"]
[White "Black Knight"]
[Black "Xenarbor"]
[Result "0-1"]
1.e4 c5 2.Nf3 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 Nxd4 6.Qxd4 Nf6 7.e5 dxe5 8.Qxe5 a6
9.Be2 Qd6 10.Qxd6 exd6 11.Bg5 Be6 12.Bxf6 gxf6 13.Bf3 O-O-O 14.O-O-O Bh6+ 15.Kb1
Bg7 16.Rd3 f5 17.Rhd1 Be5 18.Bd5 Bxd5 19.Nxd5 Bxh2 20.Rh3 Be5 21.f4 h5 22.fxe5
dxe5 23.Rf3 f4 24.g3 fxg3 25.Rxg3 h4 26.Rg7 f5 27.Nb6+ Kb8 28.Rdd7 Rxd7 29.Nxd7+
Ka7 30.Nxe5 Re8 31.Nc6+ Ka8 32.Ne7 f4 33.Rg8 Rxg8 34.c4 Rg1+ 35.Kc2 f3 36.Nc8 Kb8
37.Nb6 f2 38.Nd7+ Ka7 39.Ne5 f1=Q 40.Kc3 h3 41.c5 h2 42.a4 h1=Q 43.b4 Qa1+ 44.Kd3
Qxe5 45.a5 Qhe4+ 46.Kd2 Q5d4# 0-1
</pre>
==ACM 1984==
[[ACM 1984]], round 2, [[Xenarbor]] - [[Merlin]] <ref>[http://www.csvn.nl/downloads/partijen/landen-kampioenschappen/north-america/95-verzamelde-partijen-van-north-american-computer-chess-championships-1984-1994/file NACCC 1984-1994 - Game download] [[CSVN]] site</ref>
<pre>
[Event "ACM 1984"]
[Site "San Francisco USA"]
[Date "1984.10.07"]
[Round "2"]
[White "Xenarbor"]
[Black "Merlin"]
[Result "0-1"]
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Nbd7 7.Nxc4 Qc7 8.g3 e5
9.dxe5 Nxe5 10.Bf4 Rd8 11.Qxd8+ Qxd8 12.Bxe5 Bc2 13.Bxf6 Qxf6 14.Ne3 Bb3
15.Bh3 Bb4 16.Ned1 Bxd1 17.Rxd1 Bxc3+ 18.bxc3 Qxc3+ 19.Kf1 Qb4 20.Bd7+ Ke7
21.Bf5 Qxa4 22.Kg2 Kf6 23.Bb1 Ke6 24.h4 a5 25.h5 Qg4 26.f3 Qc4 27.Kf2 b5
28.e3 Qc3 29.h6 Qb2+ 30.Kg1 Qe2 31.hxg7 Qxd1+ 32.Kf2 Qd2+ 33.Kf1 Rg8 34.Rh6+
f6 35.Bf5+ Kxf5 36.e4+ Ke5 37.Rh5+ Kd4 38.e5 Ke3 39.Kg1 Qf2+ 0-1
</pre>
=External Links=
* [http://en.wiktionary.org/wiki/arbor#Latin arbor Latin - Wiktionary]
* [https://en.wikipedia.org/wiki/Arbor Arbor (disambiguation) from Wikipedia]
* [http://en.wiktionary.org/wiki/xen xen - Wiktionary]
* [https://en.wikipedia.org/wiki/Xen_%28disambiguation%29 Xen (disambiguation) from Wikipedia]
=References=
<references />
'''[[Engines|Up one level]]'''
