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'''[[Main Page|Home]] * [[Engines]] * Heuristic Alpha'''
'''Heuristic Alpha''',<br/>
the first [[IBM PC|PC]] chess program of [[Julio Kaplan|Julio Kaplan's]] [[Heuristic Software]] developed in 1990/1991 by principal engine author [[Don Dailey]] and [[Larry Kaufman]]. Alpha played a strong [[Harvard Cup 1991]] with 2 out of 4 beating the two grandmasters [https://en.wikipedia.org/wiki/Patrick_Wolff Patrick Wolff] and [https://en.wikipedia.org/wiki/Michael_Rohde_%28chess_player%29 Michael Rohde] <ref>[http://www.csvn.nl/index.php?option=com_content&view=article&id=126%3Aharvard-cup-1991&catid=26%3Amens-computer&Itemid=50&lang=en Harvard Cup 1991], [[CSVN]] site</ref>, and the [[Aegon 1992]] with 3 out of 6, but was not commercially market under this name.
=Selected Games=
<ref>[[Larry Kaufman]] ('''1991'''). ''The Second Harvard Cup''. [[Computer Chess Reports]] 1991, Vol. 2, No. 1, pp. 3-4, 15</ref>
<pre>
[Event "2nd Harvard Cup 1991 G/25"]
[Site "Boston, MA USA"]
[Date "1991.05.03"]
[Round "01"]
[White "Patrick Wolff"]
[Black "Heuristic Alpha"]
[Result "0-1"]
1.d3 e5 2.Nf3 Nc6 3.c3 d5 4.g3 Nf6 5.Bg2 Be7 6.O-O O-O 7.Qc2 Re8 8.Nbd2 a6
9.a3 h6 10.b4 Bf5 11.e4 dxe4 12.dxe4 Bh7 13.Bb2 Qd7 14.Rad1 Rad8 15.Rfe1 Bf8
16.a4 Qd6 17.b5 Ne7 18.Nc4 Bxe4 19.Nxd6 Bxc2 20.Nxe8 Bxd1 21.Nxc7 e4 22.Nd4
Bxa4 23.bxa6 bxa6 24.Nxa6 Ned5 25.Ra1 Nb6 26.Bf1 Rc8 27.Nb4 Rc5 28.Be2 Bd7
29.Bd1 Nc4 30.Bc1 Ne5 31.Bd2 Rc4 32.Ra8 Ne8 33.Nbc2 Rc5 34.Ne3 Rc7 35.Bb3 Rb7
36.Bd5 Rb2 37.Nf1 Nc7 38.Ra5 Nxd5 39.Rxd5 Bh3 40.f4 Rb1 41.Kf2 Ng4+ 0-1
</pre>
=See also=
* [[Alpha]]
* [[Alpha I]]
* [[Kasparov's Gambit]]
* [[Mini]]
* [[Socrates]]
=External Links=
+ [https://de.wikipedia.org/wiki/Heuristic_Alpha Heuristic Alpha - Wikipedia.de] (German)
* [http://www.chessgames.com/perl/chessplayer?pid=27033 The chess games of Heuristic Alpha (Computer)] from [http://www.chessgames.com/index.html chessgames.com]
* [http://www.365chess.com/players/Comp_Heuristic_Alpha Comp Heuristic Alpha chess games - 365Chess.com]
=References=
<references />
'''[[Engines|Up one Level]]'''
'''Heuristic Alpha''',<br/>
the first [[IBM PC|PC]] chess program of [[Julio Kaplan|Julio Kaplan's]] [[Heuristic Software]] developed in 1990/1991 by principal engine author [[Don Dailey]] and [[Larry Kaufman]]. Alpha played a strong [[Harvard Cup 1991]] with 2 out of 4 beating the two grandmasters [https://en.wikipedia.org/wiki/Patrick_Wolff Patrick Wolff] and [https://en.wikipedia.org/wiki/Michael_Rohde_%28chess_player%29 Michael Rohde] <ref>[http://www.csvn.nl/index.php?option=com_content&view=article&id=126%3Aharvard-cup-1991&catid=26%3Amens-computer&Itemid=50&lang=en Harvard Cup 1991], [[CSVN]] site</ref>, and the [[Aegon 1992]] with 3 out of 6, but was not commercially market under this name.
=Selected Games=
<ref>[[Larry Kaufman]] ('''1991'''). ''The Second Harvard Cup''. [[Computer Chess Reports]] 1991, Vol. 2, No. 1, pp. 3-4, 15</ref>
<pre>
[Event "2nd Harvard Cup 1991 G/25"]
[Site "Boston, MA USA"]
[Date "1991.05.03"]
[Round "01"]
[White "Patrick Wolff"]
[Black "Heuristic Alpha"]
[Result "0-1"]
1.d3 e5 2.Nf3 Nc6 3.c3 d5 4.g3 Nf6 5.Bg2 Be7 6.O-O O-O 7.Qc2 Re8 8.Nbd2 a6
9.a3 h6 10.b4 Bf5 11.e4 dxe4 12.dxe4 Bh7 13.Bb2 Qd7 14.Rad1 Rad8 15.Rfe1 Bf8
16.a4 Qd6 17.b5 Ne7 18.Nc4 Bxe4 19.Nxd6 Bxc2 20.Nxe8 Bxd1 21.Nxc7 e4 22.Nd4
Bxa4 23.bxa6 bxa6 24.Nxa6 Ned5 25.Ra1 Nb6 26.Bf1 Rc8 27.Nb4 Rc5 28.Be2 Bd7
29.Bd1 Nc4 30.Bc1 Ne5 31.Bd2 Rc4 32.Ra8 Ne8 33.Nbc2 Rc5 34.Ne3 Rc7 35.Bb3 Rb7
36.Bd5 Rb2 37.Nf1 Nc7 38.Ra5 Nxd5 39.Rxd5 Bh3 40.f4 Rb1 41.Kf2 Ng4+ 0-1
</pre>
=See also=
* [[Alpha]]
* [[Alpha I]]
* [[Kasparov's Gambit]]
* [[Mini]]
* [[Socrates]]
=External Links=
+ [https://de.wikipedia.org/wiki/Heuristic_Alpha Heuristic Alpha - Wikipedia.de] (German)
* [http://www.chessgames.com/perl/chessplayer?pid=27033 The chess games of Heuristic Alpha (Computer)] from [http://www.chessgames.com/index.html chessgames.com]
* [http://www.365chess.com/players/Comp_Heuristic_Alpha Comp Heuristic Alpha chess games - 365Chess.com]
=References=
<references />
'''[[Engines|Up one Level]]'''
