TCEC_Season_19 - peregrineshahin/ChessProgrammingWiki GitHub Wiki

title: TCEC Season 19

Home * Tournaments and Matches * TCEC * Season 19

TCEC Logo [1] TCEC Season 19,

the Top Chess Engine Championship (TCEC) Season 19 from August 06 until October 16, 2020. After 93 games the Superfinal was decided, when Stockfish aka Stockfish NNUE reached 50½ of 100 points of 50 game pairs to defend its TCEC title! In total Stockfish won 18 and lost 9 games, 8 game pairs with both White wins, 10 game pairs in favour to Stockfish - one game pair won by Leela. There was no win by Black.


Superfinal :
Stockfish 202009282242_nn-baeb9ef2d183	-
LCZero v0.26.3-rc1_T60.SV.JH.92-190	54½-45½

Divisions

Qualification

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Qualification League, August 06 - August 12, 2020, timecontrol 30' + 5'' [3].

| # | Engine | Sl | Ro | Co | Mo | C22 | Ch | Fa | We | As | Tu | Ba | A0 | P22 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | SlowChess Blitz Classic 2.25 | x | 1 ½ | 1 ½ | 1 1 | 1 1 | ½ 1 | ½ 1 | ½ 1 | ½ 1 | 1 1 | 1 1 | 1 1 | 19 | | 2 | Roc 20200804 | 0 ½ | x | 0 0 | 1 ½ | ½ ½ | ½ 1 | ½ 1 | 1 1 | 1 1 | 1 1 | ½ 1 | 1 ½ | 15 | | 3 | Combusken 1.3.0-TCEC19 | 0 ½ | 1 1 | x | ½ ½ | 0 1 | ½ ½ | ½ ½ | ½ 1 | ½ ½ | 1 ½ | ½ 1 | 1 1 | 14 | | 4 | Monolith 20200804 | 0 0 | 0 ½ | ½ ½ | x | ½ ½ | 1 ½ | 1 1 | ½ 1 | ½ ½ | 1 1 | 1 ½ | 1 ½ | 13½ | | 5 | chess22k 1.14 | 0 0 | ½ ½ | 1 0 | ½ ½ | x | ½ ½ | ½ ½ | ½ ½ | ½ 1 | 0 ½ | 1 1 | 1 1 | 12 | | 6 | ChessFighter 3.5.1 | ½ 0 | ½ 0 | ½ ½ | 0 ½ | ½ ½ | x | ½ ½ | 1 ½ | ½ ½ | 1 ½ | ½ 1 | ½ 1 | 11½ | | 7 | FabChess 1.15 | ½ 0 | ½ 0 | ½ ½ | 0 0 | ½ ½ | ½ ½ | x | ½ 0 | 1 ½ | 1 ½ | 1 ½ | 1 ½ | 10½ | | 8 | Weiss 1.0-dev | ½ 0 | 0 0 | ½ 0 | ½ 0 | ½ ½ | 0 ½ | ½ 1 | x | 0 ½ | 1 ½ | 1 1 | ½ 1 | 10 | | 9 | Asymptote 0.9-dev_20200804 | ½ 0 | 0 0 | ½ ½ | ½ ½ | ½ 0 | ½ ½ | 0 ½ | 1 ½ | x | ½ ½ | ½ 1 | ½ 0 | 9 | | 10 | Tucano 8.28_dev_16GiB | 0 0 | 0 0 | 0 ½ | 0 0 | 1 ½ | 0 ½ | 0 ½ | 0 ½ | ½ ½ | x | ½ 1 | 1 ½ | 7½ | | 11 | Bagatur 2.2 | 0 0 | ½ 0 | ½ 0 | 0 ½ | 0 0 | ½ 0 | 0 ½ | 0 0 | ½ 0 | ½ 0 | x | ½ 1 | 5 | | 12 | A0lite v0.1.1_BadGyal9_LittleEnder12p | 0 0 | 0 ½ | 0 0 | 0 ½ | 0 0 | ½ 0 | 0 ½ | ½ 0 | ½ 1 | 0 ½ | ½ 0 | x | 5 |

League 3

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League 3, August 12 - August 16, 2020, timecontrol 30' + 5'' [4].

| # | Engine | Sl | Ig | Mi | Pi | Go | Ma | To | Ro | Co | iC | P18 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | SlowChess Blitz Classic 2.25 | x | ½ ½ | ½ ½ | 1 ½ | ½ ½ | ½ 1 | 1 1 | ½ 1 | ½ 1 | 1 1 | 13 | | 2 | Igel 2.6.0 | ½ ½ | x | 1 ½ | ½ ½ | ½ ½ | ½ 1 | ½ ½ | ½ ½ | 1 1 | ½ 1 | 11½ | | 3 | Minic 2.46 | ½ ½ | 0 ½ | x | ½ 1 | ½ ½ | ½ 1 | 1 ½ | ½ ½ | 1 ½ | 1 1 | 11½ | | 4 | Pirarucu 3.3.5 | 0 ½ | ½ ½ | ½ 0 | x | 1 ½ | 1 ½ | 0 ½ | ½ ½ | 1 ½ | ½ ½ | 9 | | 5 | Gogobello 2.2 | ½ ½ | ½ ½ | ½ ½ | 0 ½ | x | ½ ½ | ½ 0 | ½ 1 | ½ 1 | ½ ½ | 9 | | 6 | Marvin 4.0.0-a13 | ½ 0 | ½ 0 | ½ 0 | 0 ½ | ½ ½ | x | 1 ½ | ½ 1 | ½ ½ | ½ 1 | 8½ | | 7 | Topple 0.7.5-20200605 | 0 0 | ½ ½ | 0 ½ | 1 ½ | ½ 1 | 0 ½ | x | ½ ½ | ½ 1 | ½ ½ | 8½ | | 8 | Roc 20200804 | ½ 0 | ½ ½ | ½ ½ | ½ ½ | ½ 0 | ½ 0 | ½ ½ | x | ½ ½ | ½ 1 | 8 | | 9 | Counter 3.6dev2 | ½ 0 | 0 0 | 0 ½ | 0 ½ | ½ 0 | ½ ½ | ½ 0 | ½ ½ | x | ½ ½ | 5½ | | 10 | iCE 4.0.853 | 0 0 | ½ 0 | 0 0 | ½ ½ | ½ ½ | ½ 0 | ½ ½ | ½ 0 | ½ ½ | x | 5½ |

League 2

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League 2, August 19 - August 23, 2020, timecontrol 30' + 5'' [5].

| # | Engine | Ig | Sl | Ru | Pe | Va | Wi | Ch | De | Wa | Ne | P18 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | Igel 2.7.2-dev_nn-night-nurse1.5-dkappe | x | 1 ½ | 1 0 | 1 1 | 1 1 | ½ 1 | ½ 1 | 1 ½ | 1 ½ | 1 ½ | 14 | | 2 | SlowChess Blitz Classic 2.26 | 0 ½ | x | ½ ½ | ½ ½ | ½ 1 | 1 1 | 1 ½ | 1 1 | ½ 1 | 1 1 | 13 | | 3 | RubiChess 1.8 [6] | 0 1 | ½ ½ | x | 0 1 | ½ ½ | ½ ½ | ½ 1 | ½ ½ | 1 1 | 1 ½ | 11 | | 4 | Pedone 20200814 | 0 0 | ½ ½ | 1 0 | x | 1 ½ | ½ ½ | ½ ½ | ½ ½ | ½ 0 | ½ 1 | 8½ | | 5 | Vajolet2 2.9.0-TCEC-S17 | 0 0 | ½ 0 | ½ ½ | 0 ½ | x | 0 1 | 1 1 | 1 0 | ½ ½ | ½ ½ | 8 | | 6 | Winter 0.8.4a | ½ 0 | 0 0 | ½ ½ | ½ ½ | 1 0 | x | ½ ½ | 0 ½ | ½ 1 | 1 ½ | 8 | | 7 | Chiron TCEC16 | ½ 0 | 0 ½ | ½ 0 | ½ ½ | 0 0 | ½ ½ | x | ½ 1 | 1 0 | ½ ½ | 7 | | 8 | Demolito 20200816 | 0 ½ | 0 0 | ½ ½ | ½ ½ | 0 1 | 1 ½ | ½ 0 | x | 0 ½ | ½ ½ | 7 | | 9 | Wasp 4.01 | 0 ½ | ½ 0 | 0 0 | ½ 1 | ½ ½ | ½ 0 | 0 1 | 1 ½ | x | ½ 0 | 7 | | 10 | Nemorino 5.40 | 0 ½ | 0 0 | 0 ½ | ½ 0 | ½ ½ | 0 ½ | ½ ½ | ½ ½ | ½ 1 | x | 6½ |

League 1

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League 1, August 23 - August 28, 2020, timecontrol 45' + 5'' [7].

| # | Engine | Fi | Sc | Sl | Xi | Ru | Ro | Ig | De | Fr | Ar | P18 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | Fire 8_beta | x | ½ ½ | ½ ½ | ½ ½ | 1 ½ | 1 0 | ½ ½ | ½ ½ | 1 ½ | 1 1 | 11 | | 2 | ScorpioNN 3.0.8.3 | ½ ½ | x | 1 0 | ½ 1 | 0 ½ | ½ ½ | ½ 1 | ½ ½ | 1 ½ | 1 ½ | 10½ | | 3 | SlowChess Blitz Classic 2.26 | ½ ½ | 0 1 | x | ½ ½ | ½ ½ | ½ ½ | ½ ½ | 1 ½ | ½ ½ | 1 ½ | 10 | | 4 | Xiphos 0.6.1 | ½ ½ | ½ 0 | ½ ½ | x | 1 ½ | ½ ½ | ½ ½ | 1 ½ | ½ ½ | ½ 1 | 10 | | 5 | RubiChess 1.8 | 0 ½ | 1 ½ | ½ ½ | 0 ½ | x | ½ ½ | ½ ½ | ½ ½ | ½ 1 | ½ 1 | 9½ | | 6 | rofChade 2.306 | 0 1 | ½ ½ | ½ ½ | ½ ½ | ½ ½ | x | 0 ½ | ½ ½ | ½ ½ | 1 1 | 9½ | | 7 | Igel 2.7.2-dev_nn-night-nurse1.5-dkappe | ½ ½ | ½ 0 | ½ ½ | ½ ½ | ½ ½ | 1 ½ | x | ½ ½ | ½ ½ | ½ ½ | 9 | | 8 | Defenchess 2.3_dev2 | ½ ½ | ½ ½ | 0 ½ | 0 ½ | ½ ½ | ½ ½ | ½ ½ | x | 1 0 | ½ 1 | 8½ | | 9 | Fritz 17_20200130 | 0 ½ | 0 ½ | ½ ½ | ½ ½ | ½ 0 | ½ ½ | ½ ½ | 0 1 | x | ½ ½ | 7½ | | 10 | Arasan 22.1_7982ba9 | 0 0 | 0 ½ | 0 ½ | ½ 0 | ½ 0 | 0 0 | ½ ½ | ½ 0 | ½ ½ | x | 4½ |

Premier Division

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August 30 - September 26, 2020, timecontrol 90' + 10'' [8], quad double round robin, in total 224 games [9].

| # | Engine | St | Lc | Al | So | Ko | Sc | Fi | Et | P56 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | Stockfish 202008260719_nn-82215d0fd0df | x | ½½ ½½½½ 1½ | ½1 ½½½½ ½½ | ½½ 1½½½ ½½ | ½1 ½½1½ 01 | ½½ ½½½½ 1½ | ½1 ½1½1 ½½ | ½1 1½1½ 1½ | 34½ | | 2 | LCZero v0.26.2-rc1_J92-100 | ½½ ½½½½ 0½ | x | ½½ ½½½½ ½½ | ½½ ½½½½ ½1 | ½½ 1½½½ ½½ | 1½ 1½1½ ½½ | ½½ 1½½½ ½½ | 1½ ½1 ½1 ½1 | 32½ | | 3 | AllieStein v0.8-120f959_net-15.0 | ½0 ½½½½ ½½ | ½½ ½½½½ ½½ | x | ½½ ½½½½ ½½ | ½1 ½½½½ ½½ | ½1 ½½½½ ½½ | ½½ ½1½½ ½½ | ½½ ½½½½ ½½ | 29 | | 4 | Stoofvlees II a14 | ½½ 0½½½ ½½ | ½½ ½½½½ ½0 | ½½ ½½½½ ½½ | x | 1½ 10½½ ½½ | ½½ ½½0½ ½0 | ½½ ½½½½ 1½ | 01 ½½½½ ½½ | 27 | | 5 | Komodo 2576.00 | ½0 ½½0½ 10 | ½½ 0½½½ ½½ | ½0 ½½½½ ½½ | 0½ 01½½ ½½ | x | ½½ ½½½½ ½1 | ½½ ½½½½ ½1 | ½½ ½½½½ ½½ | 26½ | | 6 | ScorpioNN 3.0.8.3 | ½½ ½½½½ 0½ | 0½ 0½0½ ½½ | ½0 ½½½½ ½½ | ½½ ½½1½ ½1 | ½½ ½½½½ ½0 | x | ½½ ½½½½ ½0 | ½½ ½½½½ ½½ | 25½ | | 7 | Fire 8_beta | ½0 ½0½0 ½½ | ½½ 0½½½ ½½ | ½½ ½0½½ ½½ | ½½ ½½½½ 0½ | ½½ ½½½½ ½0 | ½½ ½½½½ ½1 | x | ½½ ½½½1 0½ | 25 | | 8 | Ethereal 12.43 | ½0 0½0½ 0½ | 0½ ½0½0 ½0 | ½½ ½½½½ ½½ | 10 ½½½½ ½½ | ½½ ½½½½ ½½ | ½½ ½½½½ ½½ | ½½ ½½½0 1½ | x | 24 |

Superfinal

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September 30 - October 16, 2020, timecontrol 120'+10"

Stockfish 202009282242_nn-baeb9ef2d183 - LCZero v0.26.3-rc1_T60.SV.JH.92-190 +18 =73 -9, 54½-45½ [10]

| Games | Opening | Results | Points | | --- | --- | --- | --- | | | ECO | Name | Lc-St | St-Lc | Lc | - | St | Lc | - | St | | 1 | 2 | B90 | Sicilian | ½-½ | ½-½ | 1 | - | 1 | 1 | - | 1 | | 3 | 4 | E97 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 2 | - | 2 | | 5 | 6 | C11 | French | 1-0 | 1-0 | 1 | - | 1 | 3 | - | 3 | | 7 | 8 | D15 | QGD, Slav | ½-½ | ½-½ | 1 | - | 1 | 4 | - | 4 | | 9 | 10 | C37 | KGA | ½-½ | ½-½ | 1 | - | 1 | 5 | - | 5 | | 11 | 12 | A80 | Dutch, 2.Bg5 variation | 1-0 | 1-0 | 1 | - | 1 | 6 | - | 6 | | 13 | 14 | B06 | Robatsch defence | ½-½ | ½-½ | 1 | - | 1 | 7 | - | 7 | | 15 | 16 | D99 | Gruenfeld defence | ½-½ | ½-½ | 1 | - | 1 | 8 | - | 8 | | 17 | 18 | B45 | Sicilian | ½-½ | 1-0 | ½ | - | 1½ | 8½ | - | 9½ | | 19 | 20 | E90 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 9½ | - | 10½ | | 21 | 22 | C67 | Ruy Lopez | ½-½ | ½-½ | 1 | - | 1 | 10½ | - | 11½ | | 23 | 24 | E12 | Queen's Indian, Petrosian system | 1-0 | ½-½ | 1½ | - | ½ | 12 | - | 12 | | 25 | 26 | B01 | Scandinavian defence | ½-½ | ½-½ | 1 | - | 1 | 13 | - | 13 | | 27 | 28 | E10 | Blumenfeld counter-gambit accepted | ½-½ | ½-½ | 1 | - | 1 | 14 | - | 14 | | 29 | 30 | B07 | Pirc defence | ½-½ | ½-½ | 1 | - | 1 | 15 | - | 15 | | 31 | 32 | A61 | Benoni | ½-½ | ½-½ | 1 | - | 1 | 16 | - | 16 | | 33 | 34 | B48 | Sicilian | 1-0 | 1-0 | 1 | - | 1 | 17 | - | 17 | | 35 | 36 | E94 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 18 | - | 18 | | 37 | 38 | C19 | French | ½-½ | ½-½ | 1 | - | 1 | 19 | - | 19 | | 39 | 40 | A45 | Trompovsky attack (Ruth, Opovcensky opening) | ½-½ | ½-½ | 1 | - | 1 | 20 | - | 20 | | 41 | 42 | C72 | Ruy Lopez | ½-½ | ½-½ | 1 | - | 1 | 21 | - | 21 | | 43 | 44 | E42 | Nimzo-Indian | ½-½ | ½-½ | 1 | - | 1 | 22 | - | 22 | | 45 | 46 | B06 | Robatsch (modern) defence | ½-½ | ½-½ | 1 | - | 1 | 23 | - | 23 | | 47 | 48 | A50 | Queen's Indian accelerated | ½-½ | 1-0 | ½ | - | 1½ | 23½ | - | 24½ | | 49 | 50 | A02 | Bird | ½-½ | ½-½ | 1 | - | 1 | 24½ | - | 25½ | | 51 | 52 | B81 | Sicilian | 1-0 | 1-0 | 1 | - | 1 | 25½ | - | 26½ | | 53 | 54 | E94 | King's Indian | ½-½ | 1-0 | ½ | - | 1½ | 26 | - | 28 | | 55 | 56 | C30 | KGD | 1-0 | 1-0 | 1 | - | 1 | 27 | - | 29 | | 57 | 58 | A81 | Dutch defence | ½-½ | ½-½ | 1 | - | 1 | 28 | - | 30 | | 59 | 60 | B05 | Alekhine's defence | ½-½ | 1-0 | ½ | - | 1½ | 28½ | - | 31½ | | 61 | 62 | A56 | Czech Benoni defence | ½-½ | ½-½ | 1 | - | 1 | 29½ | - | 32½ | | 63 | 64 | C10 | French, Paulsen variation | ½-½ | ½-½ | 1 | - | 1 | 30½ | - | 33½ | | 65 | 66 | A59 | Benko gambit | ½-½ | ½-½ | 1 | - | 1 | 31½ | - | 34½ | | 67 | 68 | B60 | Sicilian | 1-0 | 1-0 | 1 | - | 1 | 32½ | - | 35½ | | 69 | 70 | E71 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 33½ | - | 36½ | | 71 | 72 | C46 | Four knights | ½-½ | ½-½ | 1 | - | 1 | 34½ | - | 37½ | | 73 | 74 | D16 | QGD Slav | ½-½ | 1-0 | ½ | - | 1½ | 35 | - | 39 | | 75 | 76 | B12 | Caro-Kann | ½-½ | 1-0 | ½ | - | 1½ | 35½ | - | 40½ | | 77 | 78 | A34 | English | 1-0 | 1-0 | 1 | - | 1 | 36½ | - | 41½ | | 79 | 80 | B06 | Robatsch defence | ½-½ | 1-0 | ½ | - | 1½ | 37 | - | 43 | | 81 | 82 | E86 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 38 | - | 44 | | 83 | 84 | B48 | Sicilian | ½-½ | 1-0 | ½ | - | 1½ | 38½ | - | 45½ | | 85 | 86 | D07 | QGD | ½-½ | ½-½ | 1 | - | 1 | 39½ | - | 46½ | | 87 | 88 | C92 | Ruy Lopez | ½-½ | ½-½ | 1 | - | 1 | 40½ | - | 47½ | | 89 | 90 | A60 | Benoni defence | 1-0 | 1-0 | 1 | - | 1 | 41½ | - | 48½ | | 91 | 92 | C16 | French | ½-½ | 1-0 | ½ | - | 1½ | 42 | - | 50 | | 93 | 94 | A80 | Dutch | ½-½ | 1-0 | ½ | - | 1½ | 42½ | - | 51½ | | 95 | 96 | C27 | Vienna | ½-½ | ½-½ | 1 | - | 1 | 43½ | - | 52½ | | 97 | 98 | E98 | King's Indian | ½-½ | ½-½ | 1 | - | 1 | 44½ | - | 53½ | | 99 | 100 | B72 | Sicilian | ½-½ | ½-½ | 1 | - | 1 | 45½ | - | 54½ |

Publications

Guy Haworth, Nelson Hernandez (2020). The 19th Top Chess Engine Championship, TCEC19. ICGA Journal, Vol. 42, No. 4, pdf
Matthew Sadler (2020). The TCEC19 Computer Chess Superfinal: A perspective. ICGA Journal, Vol. 42, No. 4, pdf

Forum Posts

Re: Introducing Igel chess engine - Igel and NNUE by Volodymyr Shcherbyna, CCC, August 19, 2020 » Igel, NNUE
Night Nurse 0.2 by Dietrich Kappe, CCC, August 19, 2020 » A0lite, Igel
TCEC S19 by Warren D. Smith, FishCooking, September 03, 2020
87% of the poll voted that SF will win Tcec Sufi 19 by Nay Lin Tun, CCC, October 04, 2020
Why does TCEC use unbalanced opening? by Marco Giorgio, CCC, October 14, 2020

External Links

TCEC - Live Mode
TCEC - Live Old Mode
TCEC Season 19 from Wikipedia
TCEC Web Gui Archive Season 19
TCEC Season 19 - TCEC wiki
TCEC Season 19 Engines - TCEC wiki
Opening selection TCEC 19 superfinal by Jeroen Noomen, September 19, 2020

References

↑ Image from TCEC - Official github · GitHub
↑ Booot not playing L1 due to missing crash fix, therefor RubiChess promoted
↑ S19 - Qualification League | TCEC - Computer Chess Broadcast
↑ S19 - League 3 | TCEC - Computer Chess Broadcast
↑ S19 - League 2 | TCEC - Computer Chess Broadcast
↑ Promotion due to missing crash fix of Booot
↑ S19 - League 1 | TCEC - Computer Chess Broadcast
↑ S19 - Premier Division | TCEC - Computer Chess Broadcast
↑ News in TCEC - Live Mode Chat by Nightbot, Spetember 03, 2020: Some (19 out of 28) openings in the first DRR were not meant for Div P. Solution: 1. This DRR will be played with the current openings, as there is no major drama 2. From the new DRR the correct openings will be in play 3. To reduce SSS an extra 4th DRR will be added. Total number of games 224 (instead of 168)
↑ Opening selection TCEC 19 superfinal by Jeroen Noomen, September 19, 2020

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