Nemorino

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|| [[image:320px-NemorinoLelisirDamore.jpg link="https://commons.wikimedia.org/wiki/File:NemorinoLelisirDamore.jpg"]] ||~ || **Nemorino**,
an [[UCI]] compliant, free [[Open Source Engines|open source chess engine]] by [[Christian Günther]], also supporting the [[Chess Engine Communication Protocol]], written in [[Cpp|C++]] and first released in September 2016 under the [[Free Software Foundation#GPL|GPLv3]] license. Nemorino's [[Board Representation|board representation]] and [[Encoding Moves|move structure]] are taken from [[Stockfish]] <ref> [[https://bitbucket.org/christian_g_nther/nemorino/overview|Christian Günther / Nemorino — Bitbucket]]</ref>. Nemorino supports [[Syzygy Bases]] based on [[Basil Falcinelli|Basil Falcinelli's]] [[Syzygy Bases#Fathom|Fathom API]] <ref>[[https://github.com/basil00/Fathom|GitHub - basil00/Fathom: Syzygy TB probe tool]]</ref>, applies a very [[Parallel Search#Lazy|lazy parallel search]], and is able to play [[Chess960]]. ||
|| Nemorino enjoys the alleged effect of the love potion <ref>Nemorino enjoys the alleged effect of the [[https://en.wikipedia.org/wiki/Love_potion|love potion]], surrounded by the village girls and jealously Adina in the background,  [[https://en.wikipedia.org/wiki/Brown_Opera_Productions|Brown Opera Productions]], [[https://en.wikipedia.org/wiki/Brown_University|Brown University]], Spring 2009 show [[https://en.wikipedia.org/wiki/L%27elisir_d%27amore|L'elisir d'amore]], Image by Joeforemperor, April 07, 2009, [[https://en.wikipedia.org/wiki/Wikimedia_Commons|Wikimedia Commons]]</ref> ||~ ||^ ||
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=Etymology=
Nemorino is named after the a character of [[https://en.wikipedia.org/wiki/Gaetano_Donizetti|Gaetano Donizetti's]] [[https://en.wikipedia.org/wiki/Comic_opera|comic opera]][[https://en.wikipedia.org/wiki/L%27elisir_d%27amore|L'elisir d'amore]], premiered on May 12, 1832 at the [[https://en.wikipedia.org/wiki/Teatro_Lirico_(Milan)|Teatro alla Canobbiana]] in [[https://en.wikipedia.org/wiki/Milan|Milan]]. Nemorino, a poor peasant, in love with [[https://en.wikipedia.org/wiki/Adina|Adina]], asks [[https://en.wikipedia.org/wiki/Quackery|quack doctor]] [[https://en.wikipedia.org/wiki/Dulcamara|Dulcamara]] for [[Tristram|Isolde's]] [[https://en.wikipedia.org/wiki/Love_potion|love potion]], who sells him a bottle of cheap [[https://en.wikipedia.org/wiki/Bordeaux_wine|Bordeaux wine]] instead ...

=Features=
==[[Board Representation]]==
* [[Bitboards]]
* [[Magic Bitboards]]
* [[Copy-Make|Copy/Make]]
==[[Search]]==
* [[Iterative Deepening]] with [[Aspiration Windows]]
* [[Principal Variation Search|PVS]] / [[Alpha-Beta]]
* [[Transposition Table]]
* [[Zobrist Hashing]]
* [[Lazy SMP]] 
* [[Selectivity]]
** [[Mate Distance Pruning]]
** [[Null Move Pruning]]
** [[Late Move Reductions]]
** [[Check Extensions]]
** [[Recapture Extensions]]
** [[Futility Pruning]]
** [[Quiescence Search]]
** [[Delta Pruning]]
** [[Static Exchange Evaluation]]
* [[Move Ordering]]
** [[Hash Move]]
** [[PV-Move]]
** [[Internal Iterative Deepening]]
** [[Killer Heuristic]]
** [[History Heuristic]]
** [[History Heuristic#CMHist|Followup History Heuristic]]
==[[Evaluation]]==
* [[Tapered Eval]]
* [[Material]]
* [[Mobility]]
* [[King Safety]]
* [[Pawn Structure]]
* [[Endgame|Endgame Knowledge]]
==Misc==
* [[Chess960]]
* [[Pondering]]
* [[Syzygy Bases]]

=See also=
* [[Various Classifications#Fiction|Fiction]]
* [[Nemo]]
* [[Peasant]]
* [[Tristram]]

=Forum Posts=
* [[http://www.talkchess.com/forum/viewtopic.php?t=61507|Nemorino - new engine]] by [[Christian Günther]], [[CCC]], September 23, 2016
* [[http://www.talkchess.com/forum/viewtopic.php?t=62845|Nemorino 2.0]] by [[Christian Günther]], [[CCC]], January 16, 2017 
* [[http://www.talkchess.com/forum/viewtopic.php?t=63450|Nemorino 2.0a is available ...]] by [[Frank Quisinsky]], [[CCC]], March 15, 2017
* [[http://www.talkchess.com/forum/viewtopic.php?t=64336|Nemorino 3]] by [[Christian Günther]], [[CCC]], June 18, 2017
* [[http://www.talkchess.com/forum/viewtopic.php?t=65447&start=18|Re: TCEC 10]] by [[Christian Günther]], [[CCC]], October 15, 2017 » [[TCEC Season 10]]
* [[http://www.talkchess.com/forum/viewtopic.php?t=66086|Nemorino 4]] by [[Christian Günther]], [[CCC]], December 21, 2017

=External Links=
==Chess Engine==
* [[https://bitbucket.org/christian_g_nther/nemorino/overview|Christian Günther / Nemorino — Bitbucket]]
* [[http://www.computerchess.org.uk/ccrl/4040/cgi/engine_details.cgi?print=Details&each_game=1&eng=Nemorino%201.02%2064-bit|Nemorino 1.02 64-bit]] in [[CCRL|CCRL 40/40]]
==Misc==
* [[https://en.wikipedia.org/wiki/L%27elisir_d%27amore|L'elisir d'amore from Wikipedia]]
* [[https://en.wikipedia.org/wiki/Una_furtiva_lagrima|Una furtiva lagrima from Wikipedia]]	
* [[Videos#TheSearchers|The Searchers]] - [[https://en.wikipedia.org/wiki/Love_Potion_No._9_(song)|Love potion number 9]] (1963), [[http://en.wikipedia.org/wiki/YouTube|YouTube]] Video
> [[media type="youtube" key="7rXhXLsNJL8"]]

=References= 
<references />
=What links here?= 
[[include page="Nemorino" component="backlinks" limit="40"]]
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