Popochin

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**[[Home]] * [[Engines]] * Popochin**

**Popochin**,
a free [[Winboard]] compatible chess engine by [[Miguel Izquierdo]], first released in February 2005 and initially based on [[TSCP]] by [[Tom Kerrigan]] <ref>[[http://www.open-aurec.com/wbforum/viewtopic.php?f=2&t=1702|New engine: Popochin v1.0 from Spain]] by [[Leo Dijksman]], [[Computer Chess Forums|Winboard Forum]], February 18, 2005</ref>.

=Features=
* [[Iterative Deepening]]
* [[Principal Variation Search]]
* [[Aspiration Windows]]
* [[Transposition Table]]
* [[Null Move Pruning]] ([[Depth Reduction R|R=2]])
* [[Extensions]]
** [[Check Extensions]]
** [[Passed Pawn Extensions|Pawn on 7th Rank]]
** [[One Reply Extensions]]
* [[Killer Heuristic]]
* [[Internal Iterative Deepening]]
* [[Evaluation Hash Table]]

=Forum Posts=
* [[http://www.open-aurec.com/wbforum/viewtopic.php?f=2&t=1702|New engine: Popochin v1.0 from Spain]] by [[Leo Dijksman]], [[Computer Chess Forums|Winboard Forum]], February 18, 2005

=External Links=
* [[http://www.computer-chess.org/doku.php?id=computer_chess:wiki:download:engine_download_list|Engine Download List]] from [[Ron Murawski|Ron Murawski's]]  [[http://www.computer-chess.org/doku.php?id=home|Computer Chess Wiki]]
* [[http://www.computerchess.org.uk/ccrl/4040/cgi/engine_details.cgi?match_length=30&each_game=1&print=Details&each_game=1&eng=Popochin%203.2#Popochin_3_2|Popochin 3.2]] in [[CCRL|CCRL 40/40]]
* [[http://kirill-kryukov.com/chess/kcec/cgi/engine_details.cgi?print=Details&each_game=1&eng=Popochin%203.2|Popochin 3.2]] in [[KCEC]]

=References= 
<references />
=What links here?= 
[[include page="Popochin" component="backlinks" limit="20"]]
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