TCEC FRC 4

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2020 FRC 4 - Flowchart of leagues and stages with equal distance seeding

See also TCEC FRC rules.


Explanation of typography

Explanation of special typography:

  • underlined means possible invite
  • italics - invited for this particular event
  • bold - contact has been sought or established with, the author(s)
  • bold italics - engine and/or update received.
  • struck through - declined or not participating



Participating engines

  1. KomodoDragon - Update coming - reminder sent -> update to 2814.0 received
  2. Stockfish - Update coming -> updated to Stockfish dev15_2021121915
  3. Lc0 - Update coming -> received: 0.29-dev with 610826 net
  4. Stoofvlees - no update. Stoofvlees II a18 will play.
  5. Scorpio - Update coming -> 3.0.15 received
  6. Ethereal - reminder sent -> strong update received: v 13.43 network 885D1C58
  7. SlowChess - updated to SlowChess Blitz 2.8 avx. -> updated to SlowChess Blitz 2.82
  8. Rubichess - reminder sent -> update to RubiChess-2.3-dev-TCECfrc4 received
  9. Nemorino - Failed FRC startup test. Update needed. -> Nemorino 6.10 submitted
  10. Defenchess - no update. Defenchess 2.3_dev2 will play
  11. Vajolet - reminder sent -> No update -> Vajolet2 2.9.0-TCEC-S19 will play.
  12. Winter - updated to Winter 0.9.8.
  13. MultiAra ClassicAra - engine file needed - reminder sent -> update incoming -> ClassicAra 0.9.8 with FRC support received
  14. Revenge - updated to Revenge 20211210
  15. Monolith - reminder sent -> No update -> Monolith 20210221 will play.
  16. Minic - no update. Minic 3.17 will play
  17. Weiss - no update. Weiss 2.1-dev will play.
  18. Cheng - no update. Cheng 4.42_dev will play.
  19. Stash - updated to Stash 32.1
  20. Berserk - updated to Berserk 9-dev -> updated to Berserk 9-dev2
  21. Cheese - updated to Cheese 3.0 beta (16 threads -> 104 threads, 16GiB Hash -> 64GiB Hash) -> Update Cheese 3.0 beta2 received -> Update Cheese 3.0 beta3 received. -> final version 3.0 released and received
  22. Critter - Critter 1.6 will play
  23. Wasp - updated to version 5.02 (NNUE)

Bugs and problems found in FRC testing

  1. Nemorino failed FRC startup test. Update received
  2. Cheese - Cheese 3.0 beta tested. 2 x illegal move due to FRC castling bug -> Update Cheese 3.0 beta2 received. Another 2 x illegal move due to FRC castling bug -> Update Cheese 3.0 beta3 received
  3. Nemorino might have some FRC castling blindness (missing opponent long castling?)

Deadline

Engine submission deadline was Sunday, December 19, 2021 23:59 UTC.

Start time

FRC4 started Monday, December 20, 17.00 UTC

Seeding

  1. ...

The Leagues in detail

League A

1. KomodoDragon
5. Scorpio
9. Nemorino
13. ClassicAra
17. Weiss
21. Cheese

League B

3. Lc0
7. SlowChess
11. Vajolet
15. Monolith
19. Stash
23. Wasp

League C

2. Stockfish
6. Ethereal
10. Defenchess
14. Revenge
18. Cheng
22. Critter

League D

4. Stoofvlees
8. Rubichess
12. Winter
16. Minic
20. Berserk

Semileague 1

  1. KomodoDragon
  2. Lc0
  3. Ethereal
  4. Berserk

Semileague 2

  1. Stockfish
  2. RubiChess
  3. Scorpio
  4. SlowChess

Final League

...

Final

...

Results

...

Trivia

Polls

  1. Which four will advance to the Final League?
  2. Who will win the FRC final?
  3. Advance to Semileague 1 & 2 Closed
  4. Overachievers Closed
  5. TCEC FRC starting positions coverage Closed. During League A 112 lost FRC games from the Season 6 FRC Special Event was found and added to the database.