Changes

[[FILE:TCEClogo.png|border|right|thumb|link=https://tcec-chess.com/| TCEC Logo <ref>Image from [https://github.com/TCEC-Chess TCEC - Official github · GitHub]</ref> ]]  '''TCEC Season 17''',<br/>the Top Chess Engine Championship (TCEC) Season 17 from January 02 until April 21, 2020. It was the first time, TCEC differentiated between a CPU League and a [[GPU]] League - the latter cancelled so far, since only two participants met the uniqueness criteria, to become default qualifiers for the [[#Playoff1|Playoff for the Premier Division]] along with the four top engines of [[#First|CPU League 1]].The number of available CPU cores tournament hardware was enhanced to for the CPU server with 4 x [[Intel]] [https://en.wikipedia.org/wiki/Xeo Xeon] 4xE5-4669v4 @ 2.8 GHzwith 88physical cores, engines and the GPU Server with 2x Intel Xeon E5-2630V4 @ 2.2 GHz and 4 x [[Nvidia]] [https://en.wikipedia.org/wiki/GeForce_20_series RTX 2080 ti].Engines were running under [[Linux]] , either natively or its as [[Windows]] engine under the [https://en.wikipedia.org/wiki/Compatibility_layer compatibility layer] [https://en.wikipedia.org/wiki/Wine_(software) Wine],.6-man [[Syzygy Bases|Syzygy bases]] were cached in [[Memory#RAM|RAM]] <ref>[http://www.chessdom.com/tcec-s17-detailed-information/ TCEC S17 – detailed information], [[Chessdom]], December 21, 2019</ref>.{| class="wikitable" style="margin: auto;"! [[#Superfinal|Superfinal]] :| [[Leela Chess Zero|LCZero v0.24-sv-t60-3010]]| - | [[Stockfish|Stockfish 20200407DC]] ! 52½-47½|}=Participants= {| class="wikitable"! rowspan="2" | Engine ! rowspan="2" | CC ! rowspan="2" | Authors ! colspan="6" | Divisions and Ranking|-! [[#Third|Q]]! [[#Second|2nd]]! [[#First|1st]]! [[#Playoff1|PO]]! [[#Premier|P]]! [[#Superfinal|Sufi]] |-| [[Allie#AllieStein|AllieStein]] ! US/<br/>IN/++ | [[Adam Treat]], [[Mark Jordan]],<br/>[[Ankan Banerjee]], [[Leela Chess Zero|Lc0]] team | | | | | style="text-align:center;" | 3rd| |-| [[Andscacs]] ! AD | [[Daniel José Queraltó]] ||| style="text-align:center;" | 8th| | | |-| [[Arasan]] ! US | [[Jon Dart]]| | | style="text-align:center;" | 10th| | | |-| [[Asymptote]] ! DE | [[Maximilian Lupke]]| style="text-align:center;" | 15th| | | | | |-| [[Cheese]] ! FR | [[Patrice Duhamel]]| style="text-align:center;" | 16th| || | | |-| [[Chess Fighter|ChessFighter]] ! * | [[Alexander Lim]]| | || style="text-align:center;" | 6th| ||-| [[Counter]] ! RU | [[Vadim Chizhov]]| style="text-align:center;" | 12th| || | ||-| [[Defenchess]] ! TR| [[Can Cetin]], [[Dogac Eldenk]]| style="text-align:center;" | 1st| style="text-align:center;" | 2nd| style="text-align:center;" | 6th | | ||-| [[Demolito]] ! FR| Lucas Braesch| style="text-align:center;" | 2nd| style="text-align:center;" | 11th | | | ||-| [[Ethereal]] ! US| [[Andrew Grant]]||| style="text-align:center;" | 1st| style="text-align:center;" | 4th| style="text-align:center;" | 6th ||-| [[FabChess]] ! DE | [[Fabian von der Warth]]| style="text-align:center;" | 13th || | | | |-| [[Fire]] ! US | [[Norman Schmidt]] et al.|| style="text-align:center;" | 1st| style="text-align:center;" | 2nd| style="text-align:center;" | 1st | style="text-align:center;" | 7th | |-| [[Fizbo]] ! US | [[Youri Matiounine]] ||| style="text-align:center;" | 16th| | | |-| [[Gogobello]] ! IT| [[Salvatore Giannotti]] | style="text-align:center;" | 10th| | | | | |-| [[Gull]] ! RU | [[ThinkingALot]] || style="text-align:center;" | 9th| | | | |-| [[Houdini]] ! BE | [[Robert Houdart]]|||| | style="text-align:center;" | 9th| |-| [[ICE|iCE]] ! DE | [[ Thomas Petzke]]| style="text-align:center;" | 6th| style="text-align:center;" | 14th| | | | |-| [[Igel]] ! UA | [[Volodymyr Shcherbyna]]| style="text-align:center;" | 5th| style="text-align:center;" | 15th| | | | |-| [[Komodo]] ! US| [[Don Dailey]], [[Larry Kaufman]], [[Mark Lefler]]||||| style="text-align:center;" | 4th | |-| [[Komodo#MCTS|Komodo MCTS]] ! US| [[Larry Kaufman]], [[Mark Lefler]]||| style="text-align:center;" | 3rd| style="text-align:center;" | 2nd| style="text-align:center;" | 8th | |-| [[Laser]] ! US | [[Jeffrey An]], [[Michael An]]||| style="text-align:center;" | 9th| | ||-| [[Leela Chess Zero|LCZero]]! BE/CA/<br/>CH/IN/++| [[Gian-Carlo Pascutto]], [[Gary Linscott]],<br/>[[Alexander Lyashuk]], [[Ankan Banerjee]] et al.| | || | style="text-align:center;" | 1st| style="text-align:center;" | '''1st'''|-| [[Marvin]] ! SE | [[Martin Danielsson]]| style="text-align:center;" | 9th| || | | |-| [[Minic]] ! FR | [[Vivien Clauzon]]| style="text-align:center;" | 7th| style="text-align:center;" | 13th|| | | |-| [[Nemorino]] ! DE | [[Christian Günther]]| | style="text-align:center;" | 8th| style="text-align:center;" | 13th| | | |-| [[Pedone]] ! IT | [[Fabio Gobbato]]|| style="text-align:center;" | 5th| style="text-align:center;" | 12th| | | |-| [[PeSTO]] ! NL | [[Ronald Friederich]]| style="text-align:center;" | 8th| style="text-align:center;" | 7th| style="text-align:center;" | 15th| | | |-| [[Pirarucu]] ! BR | [[Raoni Campos]]| style="text-align:center;" | 4th| style="text-align:center;" | 16th|| | | |-| [[RofChade]] ! NL | [[Ronald Friederich]]||| style="text-align:center;" | 4th| style="text-align:center;" | 5th| | |-| [[RubiChess]] ! DE | [[Andreas Matthies]]| | style="text-align:center;" | 3rd| style="text-align:center;" | 7th| || |-| [[Scorpio#ScorpioNN|ScorpioNN]] ! ET | [[Daniel Shawul]]| | | | style="text-align:center;" | 3rd| style="text-align:center;" | 10th| |-| [[Stockfish]] ! NO/IT/<br/>FI/CA| [[Tord Romstad]], [[Marco Costalba]],<br/>[[Joona Kiiski]], [[Gary Linscott]] et al.|||| | style="text-align:center;" | 2nd| style="text-align:center;" | 2nd|-| [[Stoofvlees|Stoofvlees II]] ! BE | [[Gian-Carlo Pascutto]]| | | | | style="text-align:center;" | 5th| |-| [[Texel]] ! SE | [[Peter Österlund]]| | style="text-align:center;" | 12th| | | | |-| [[Topple]] ! GB | [[Vincent Tang]]| style="text-align:center;" | 11th| || | | |-| [[Tucano]] ! BR | [[Alcides Schulz]]| style="text-align:center;" | 14th| | | | | |-| [[Vajolet|Vajolet2]] ! IT | [[Marco Belli]]|| style="text-align:center;" | 4th| style="text-align:center;" | 11th| | | |-| [[Wasp]] ! US | [[John Stanback]]| | style="text-align:center;" | 10th|| | | |-| [[Winter]] ! CH | [[Jonathan Rosenthal]]| style="text-align:center;" | 3rd| style="text-align:center;" | 6th| style="text-align:center;" | 14th| | | |-| [[Xiphos]] ! RS | [[Milos Tatarevic]]|| | style="text-align:center;" | 5th| | | |}* [https://en.wikipedia.org/wiki/ISO_3166-1 CC Country Codes] =Divisions=<span id="Third"></span>==CPU Qualification=='''[[TCEC Season 16#Third|< Prev]] [[TCEC Season 18#ThirdFourth|Next >]]'''<br/>CPU Qualification League, January 02 - January 12, 2020, timecontrol 30' + 5<nowiki>''</nowiki> <ref>[https://www.tcec-chess.com/archive.html?season=17&div=ql&game=1 S17 - Qualification League | TCEC - Computer Chess Broadcast]</ref>. {| class="wikitable"! # ! Engine ! De! Dm ! Wi! Pi ! Ig! iC! Mi ! PS ! Ma! Go! To! Co! Fa! Tu! As! Ch! P<span style="font-size: 80%; vertical-align: sub;">30</span>|- style="background-color:#ccffcc;"! 1 | [[Defenchess|Defenchess 2.3_dev]]| style="text-align:center;" | '''x'''| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1! 24|- style="background-color:#ccffcc;"! 2 | [[Demolito|Demolito 2019122]]| style="text-align:center;" | ½ ½| style="text-align:center;" | '''x'''| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ 1! 20½|- style="background-color:#ccffcc;"! 3 | [[Winter|Winter 0.7.4]]| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 1| style="text-align:center;" | '''x'''| style="text-align:center;" | 0 1| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | 1 1! 20|- style="background-color:#ccffcc;"! 4 | [[Pirarucu|Pirarucu 3.2.4]]| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 1 0| style="text-align:center;" | '''x'''| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 1| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½! 18|- style="background-color:#ccffcc;"! 5 | [[Igel|Igel 2.3.0]]| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 0| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 1| style="text-align:center;" | 1 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1! 18|- style="background-color:#ccffcc;"! 6 | [[ICE|iCE 4.0.853]]| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 0| style="text-align:center;" | '''x'''| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 1! 17½|- style="background-color:#ccccff;"! 7 | [[Minic|Minic 1.26]]| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 1| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 0| style="text-align:center;" | '''x'''| style="text-align:center;" | 0 1| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 0| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½! 17½|- style="background-color:#ccccff;"! 8 | [[PeSTO|PeSTO 2.210]]| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 0| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 0| style="text-align:center;" | '''x'''| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 1| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 0! 16½|-! 9 | [[Marvin|Marvin 3.5.0-a8]]| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 1| style="text-align:center;" | '''x'''| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | 1 1| style="text-align:center;" | 1 1! 16|-! 10 | [[Gogobello|Gogobello 2.1_dev]]| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 0| style="text-align:center;" | 1 ½| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 1| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 1| style="text-align:center;" | 0 ½! 15|-! 11 | [[Topple|Topple 0.7.4]]| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 0| style="text-align:center;" | 1 0| style="text-align:center;" | 1 ½| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 0| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 1! 14|-! 12 | [[Counter|Counter 3.4]]| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 1| style="text-align:center;" | ½ 1| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 1! 10|-! 13 | [[FabChess|FabChess 1.13.5_dev]]| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 1 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | '''x'''| style="text-align:center;" | 0 ½| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 ½! 10|-! 14 | [[Tucano|Tucano 8.07_dev2]]| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 0| style="text-align:center;" | 1 ½| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 ½| style="text-align:center;" | 1 1! 8½|-! 15 | [[Asymptote|Asymptote 0.7_dev3]]| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | ½ ½| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | ½ 1| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 ½| style="text-align:center;" | '''x'''| style="text-align:center;" | 1 ½! 8½|-! 16 | [[Cheese|Cheese 2.1]]| style="text-align:center;" | ½ 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 1| style="text-align:center;" | 0 0| style="text-align:center;" | 1 ½| style="text-align:center;" | 0 0| style="text-align:center;" | ½ 0| style="text-align:center;" | 0 ½| style="text-align:center;" | 0 0| style="text-align:center;" | 0 ½| style="text-align:center;" | '''x'''! 6|}<span id="Second"></span>==Second Division=='''[[TCEC Season 16#Second|< Prev]] [[TCEC Season 18#Second|Next >]]'''<br/>CPU League 2, January 15 - January 25, 2020, timecontrol 30' + 5<nowiki>''</nowiki><ref>[https://www.tcec-chess.com/archive.html?season=17&div=l2&game=1 S17 - CPU League 2 | TCEC - Computer Chess Broadcast]</ref>.Two engines, [[Chess22k]] and [[Fritz]] crashed three times during testing for this division, resulting in [[Minic]] and [[PeSTO]] promoting <ref>[https://en.wikipedia.org/wiki/TCEC_Season_17#CPU_Qualification_League TCEC Season 17 - CPU Qualification League from Wikipedia]</ref>. {| class="wikitable"! # ! Engine ! Fi! De ! Ru! Va ! Pe! Wi! PS ! Ne ! Gu! Wa! Dm

 <span id="SuperfinalSufi"></span>

| style="text-align:center;" | 1 1½

| style="text-align:center;" | 1 ½

| style="text-align:center;" | [https://www.tcec-chess.com/archive.html?season=17&div=sf&game=24 ½-½]]

* [http://blogchess2016.blogspot.com/2020/03/opening-selection-tcec-17-superfinal.html Opening selection TCEC 17 superfinal] by [[Jeroen Noomen]], March 27, 2020* [https://groups.google.com/d/msg/lczero/a66u5_FEtmg/_D9GIMgeAAAJ tcec 17 superfinal] by [[Warren D. Smith]], [[Computer Chess Forums|LCZero Forum]], April 08, 2020 » [[TCEC Season 17#Superfinal|TCEC Season 17 Sufi]] * [https://lczero.org/blog/2020/04/wdl-head/ Win-Draw-Loss evaluation] by [[Alexander Lyashuk|crem]], [[Leela Chess Zero|LCZero blog]], April 2120, 2020 » [[Pawn Advantage, Win Percentage, and Elo]]