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Created page with "'''Home * Engines * Sinobyl''' '''Sinobyl''', <br/> initially called '''Latista''' and in 2008 renamed to Sinobyl due to trademark issues <ref>[http://www...."
'''[[Main Page|Home]] * [[Engines]] * Sinobyl'''
'''Sinobyl''', <br/>
initially called '''Latista''' and in 2008 renamed to Sinobyl due to trademark issues
<ref>[http://www.open-aurec.com/wbforum/viewtopic.php?p=187799&start=1#p187822 Re: new/updated engines: 2008/11/28-29] by [[Eric Oldre]], [[Computer Chess Forums|Winboard Forum]], December 01, 2008</ref>,
is a [[WinBoard]] compliant chess engine by [[Eric Oldre]], written in [[Cpp|C++]], and first released in 2004
<ref>[http://wbec-ridderkerk.nl/html/details1/Latista.html Latista] from [[WBEC|WBEC Ridderkerk]]</ref>.
Sinobyl, aka Latista 1.4, was one of the first engines besides [[Scorpio]] and [[Gambit Fruit]],
to use [[Daniel Shawul|Daniel Shawul's]] [[Scorpio Bitbases]].
Sinobyl was later ported to [[C sharp|C#]], with [[Rotated Bitboards|rotated bitboards]] replaced by [[Magic Bitboards|magics]] <ref>[https://www.assembla.com/code/sinobyl/subversion/nodes/129/trunk/Sinobyl trunk/Sinobyl | SVN | Assembla]</ref>,
released in 2014 as [[NoraGrace]], dedicated to ''Nora Grace Oldre'' who was taken from Eric and his wife unexpectedly a few days before she was due to be born <ref>[http://www.talkchess.com/forum/viewtopic.php?t=52700 New open source engine in C# - NoraGrace] by [[Eric Oldre]], [[CCC]], June 20, 2014</ref>.
=Description=
''based on Latista 1.5'' <ref>[https://www.stmintz.com/ccc/index.php?id=479324 Latista 1.5] by [[Eric Oldre]], [[CCC]], January 13, 2006</ref>
==[[Board Representation]]==
* [[Bitboards]]
* [[Rotated Bitboards]]
==[[Search]]==
* [[Iterative Deepening]]
* [[Aspiration Windows]]
* [[Alpha-Beta]]
* [[Transposition Table]]
* [[Move Ordering]]
** [[Hash Move]]
** [[Internal Iterative Deepening]]
** [[Killer Move]]
** [[Static Exchange Evaluation]]
* [[Selectivity]]
** [[Null Move Pruning]]
*** [[Depth Reduction R|R]]=3
*** [[Null Move Pruning#ZugzwangVerification|Verification Search]] in [[Endgame]]
** [[Extensions#FractionalExtensions|Fractional Extensions]]
*** [[Check Extensions]]
*** [[Passed Pawn Extensions|Passed Pawn to 7th Rank Extensions]]
*** [[Horizon Node|Horizon]] [[Mate Threat Extensions#Threat Extensions|Threat Extensions]]
** [[Futility Pruning]]
** [[Reductions]]
** [[Quiescence Search]]
:: To avoid [[Quiescence Search#StandPat|standing pat]] in [[Quiescence Search|quiescence]] where pieces of the [[Side to move|side to move]] were just attacked and [[En prise|en prise]], Eric Oldre introduced [[Horizon Node|Horizon]] [[Mate Threat Extensions#Threat Extensions|Threat Extensions]] in Latista 1.4 <ref>[https://www.stmintz.com/ccc/index.php?id=472863 Latista 1.4 released. (Rybka killer edition!)] by [[Eric Oldre]], [[CCC]], December 23, 2005</ref>.
==[[Evaluation]]==
* [[Material]]
* [[Pawn Hash Table]]
* [[Piece-Square Tables]]
* [[King Safety]]
: [[King Safety#PawnShield|Pawn Shelter]]
* [[Pawn Race|Pawn Races]]
* [[Development]]
* [[Mobility|Piece Activity]]
=See also=
* [[NoraGrace]]
=Forum Posts=
* [https://www.stmintz.com/ccc/index.php?id=405590 Bitboard board representation] by [[Eric Oldre]], [[CCC]], January 13, 2005
* [https://www.stmintz.com/ccc/index.php?id=405910 An interesting bug i found tonight in latista] by [[Eric Oldre]], [[CCC]], January 16, 2005
* [https://www.stmintz.com/ccc/index.php?id=407347 Idea i'm been using to help tune latista] by [[Eric Oldre]], [[CCC]], January 24, 2005
* [https://www.stmintz.com/ccc/index.php?id=434691 Latista 1.3 released] by [[Eric Oldre]], [[CCC]], July 02, 2005
* [https://www.stmintz.com/ccc/index.php?id=472863 Latista 1.4 released. (Rybka killer edition!)] by [[Eric Oldre]], [[CCC]], December 23, 2005
* [https://www.stmintz.com/ccc/index.php?id=479324 Latista 1.5] by [[Eric Oldre]], [[CCC]], January 13, 2006
* [http://www.open-aurec.com/wbforum/viewtopic.php?p=187799&start=1#p187822 Re: new/updated engines: 2008/11/28-29] by [[Eric Oldre]], [[Computer Chess Forums|Winboard Forum]], December 01, 2008
* [http://www.talkchess.com/forum/viewtopic.php?t=52700 New open source engine in C# - NoraGrace] by [[Eric Oldre]], [[CCC]], June 20, 2014
=External Links=
==Chess Engine==
* [http://kirr.homeunix.org/chess/engines/Norbert%27s%20Collection/Sinobyl%201.5%20release%2029.11.2008/ Index of /chess/engines/Norbert's Collection/Sinobyl 1.5 release 29.11.2008] by [[Norbert Raimund Leisner]], hosted by [[Kirill Kryukov]]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?match_length=30&print=Details&each_game=1&eng=Latista%20%28Sinobyl%29%201.5#Latista_%28Sinobyl%29_1_5 Latista (Sinobyl) 1.5] in [[CCRL|CCRL 40/4]]
* [http://kirill-kryukov.com/chess/kcec/cgi/engine_details.cgi?print=Details&each_game=1&eng=Latista%20%28Sinobyl%29%201.5 Latista (Sinobyl) 1.5] in [[KCEC]]
* [https://www.assembla.com/code/sinobyl/subversion/nodes/129/trunk/Sinobyl trunk/Sinobyl | SVN | Assembla] ([[NoraGrace]])
==Misc==
* [http://en.wiktionary.org/wiki/latista latista - Wiktionary]
: [http://en.wiktionary.org/wiki/latistaa latistaa - Wiktionary]
* [http://en.wiktionary.org/wiki/Sino- Sino- - Wiktionary]
* [http://www.rhyddiaithganoloesol.caerdydd.ac.uk/en/wordlist.php?prefix=sinobyl Wordlist sinobyl... | Welsh Prose 1300-1425]
* [https://en.wikipedia.org/wiki/Chernobyl#Name_origin Chernobyl - Name origin | byllia (билля, grass blades or stalks)]
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:WinBoard]]
[[Category:X86]]
[[Category:X64]]
[[Category:Windows]]
'''Sinobyl''', <br/>
initially called '''Latista''' and in 2008 renamed to Sinobyl due to trademark issues
<ref>[http://www.open-aurec.com/wbforum/viewtopic.php?p=187799&start=1#p187822 Re: new/updated engines: 2008/11/28-29] by [[Eric Oldre]], [[Computer Chess Forums|Winboard Forum]], December 01, 2008</ref>,
is a [[WinBoard]] compliant chess engine by [[Eric Oldre]], written in [[Cpp|C++]], and first released in 2004
<ref>[http://wbec-ridderkerk.nl/html/details1/Latista.html Latista] from [[WBEC|WBEC Ridderkerk]]</ref>.
Sinobyl, aka Latista 1.4, was one of the first engines besides [[Scorpio]] and [[Gambit Fruit]],
to use [[Daniel Shawul|Daniel Shawul's]] [[Scorpio Bitbases]].
Sinobyl was later ported to [[C sharp|C#]], with [[Rotated Bitboards|rotated bitboards]] replaced by [[Magic Bitboards|magics]] <ref>[https://www.assembla.com/code/sinobyl/subversion/nodes/129/trunk/Sinobyl trunk/Sinobyl | SVN | Assembla]</ref>,
released in 2014 as [[NoraGrace]], dedicated to ''Nora Grace Oldre'' who was taken from Eric and his wife unexpectedly a few days before she was due to be born <ref>[http://www.talkchess.com/forum/viewtopic.php?t=52700 New open source engine in C# - NoraGrace] by [[Eric Oldre]], [[CCC]], June 20, 2014</ref>.
=Description=
''based on Latista 1.5'' <ref>[https://www.stmintz.com/ccc/index.php?id=479324 Latista 1.5] by [[Eric Oldre]], [[CCC]], January 13, 2006</ref>
==[[Board Representation]]==
* [[Bitboards]]
* [[Rotated Bitboards]]
==[[Search]]==
* [[Iterative Deepening]]
* [[Aspiration Windows]]
* [[Alpha-Beta]]
* [[Transposition Table]]
* [[Move Ordering]]
** [[Hash Move]]
** [[Internal Iterative Deepening]]
** [[Killer Move]]
** [[Static Exchange Evaluation]]
* [[Selectivity]]
** [[Null Move Pruning]]
*** [[Depth Reduction R|R]]=3
*** [[Null Move Pruning#ZugzwangVerification|Verification Search]] in [[Endgame]]
** [[Extensions#FractionalExtensions|Fractional Extensions]]
*** [[Check Extensions]]
*** [[Passed Pawn Extensions|Passed Pawn to 7th Rank Extensions]]
*** [[Horizon Node|Horizon]] [[Mate Threat Extensions#Threat Extensions|Threat Extensions]]
** [[Futility Pruning]]
** [[Reductions]]
** [[Quiescence Search]]
:: To avoid [[Quiescence Search#StandPat|standing pat]] in [[Quiescence Search|quiescence]] where pieces of the [[Side to move|side to move]] were just attacked and [[En prise|en prise]], Eric Oldre introduced [[Horizon Node|Horizon]] [[Mate Threat Extensions#Threat Extensions|Threat Extensions]] in Latista 1.4 <ref>[https://www.stmintz.com/ccc/index.php?id=472863 Latista 1.4 released. (Rybka killer edition!)] by [[Eric Oldre]], [[CCC]], December 23, 2005</ref>.
==[[Evaluation]]==
* [[Material]]
* [[Pawn Hash Table]]
* [[Piece-Square Tables]]
* [[King Safety]]
: [[King Safety#PawnShield|Pawn Shelter]]
* [[Pawn Race|Pawn Races]]
* [[Development]]
* [[Mobility|Piece Activity]]
=See also=
* [[NoraGrace]]
=Forum Posts=
* [https://www.stmintz.com/ccc/index.php?id=405590 Bitboard board representation] by [[Eric Oldre]], [[CCC]], January 13, 2005
* [https://www.stmintz.com/ccc/index.php?id=405910 An interesting bug i found tonight in latista] by [[Eric Oldre]], [[CCC]], January 16, 2005
* [https://www.stmintz.com/ccc/index.php?id=407347 Idea i'm been using to help tune latista] by [[Eric Oldre]], [[CCC]], January 24, 2005
* [https://www.stmintz.com/ccc/index.php?id=434691 Latista 1.3 released] by [[Eric Oldre]], [[CCC]], July 02, 2005
* [https://www.stmintz.com/ccc/index.php?id=472863 Latista 1.4 released. (Rybka killer edition!)] by [[Eric Oldre]], [[CCC]], December 23, 2005
* [https://www.stmintz.com/ccc/index.php?id=479324 Latista 1.5] by [[Eric Oldre]], [[CCC]], January 13, 2006
* [http://www.open-aurec.com/wbforum/viewtopic.php?p=187799&start=1#p187822 Re: new/updated engines: 2008/11/28-29] by [[Eric Oldre]], [[Computer Chess Forums|Winboard Forum]], December 01, 2008
* [http://www.talkchess.com/forum/viewtopic.php?t=52700 New open source engine in C# - NoraGrace] by [[Eric Oldre]], [[CCC]], June 20, 2014
=External Links=
==Chess Engine==
* [http://kirr.homeunix.org/chess/engines/Norbert%27s%20Collection/Sinobyl%201.5%20release%2029.11.2008/ Index of /chess/engines/Norbert's Collection/Sinobyl 1.5 release 29.11.2008] by [[Norbert Raimund Leisner]], hosted by [[Kirill Kryukov]]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?match_length=30&print=Details&each_game=1&eng=Latista%20%28Sinobyl%29%201.5#Latista_%28Sinobyl%29_1_5 Latista (Sinobyl) 1.5] in [[CCRL|CCRL 40/4]]
* [http://kirill-kryukov.com/chess/kcec/cgi/engine_details.cgi?print=Details&each_game=1&eng=Latista%20%28Sinobyl%29%201.5 Latista (Sinobyl) 1.5] in [[KCEC]]
* [https://www.assembla.com/code/sinobyl/subversion/nodes/129/trunk/Sinobyl trunk/Sinobyl | SVN | Assembla] ([[NoraGrace]])
==Misc==
* [http://en.wiktionary.org/wiki/latista latista - Wiktionary]
: [http://en.wiktionary.org/wiki/latistaa latistaa - Wiktionary]
* [http://en.wiktionary.org/wiki/Sino- Sino- - Wiktionary]
* [http://www.rhyddiaithganoloesol.caerdydd.ac.uk/en/wordlist.php?prefix=sinobyl Wordlist sinobyl... | Welsh Prose 1300-1425]
* [https://en.wikipedia.org/wiki/Chernobyl#Name_origin Chernobyl - Name origin | byllia (билля, grass blades or stalks)]
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:WinBoard]]
[[Category:X86]]
[[Category:X64]]
[[Category:Windows]]
