Top Engines Unfashionable Openings

[Graham Banks]

The next cycle of games will feature 1. b4

[Graham Banks]

TOP ENGINES UNFASHIONABLE OPENINGS

AMD Ryzen 5950x
ChessGUI
256mb hash each where possible
6 piece tablebases
Ponder off
UnfashionableLines.cgb book
12 minutes with 8 second increments.
10 cycles 140 rounds
All engines 1CPU (64-bit where available)

Each of the following 10 opening lines will be played in each of the 10 cycles:

1. b4
1. Nc3
1. e4 d5 2. exd5
1. e4 e5 2. Nf3 Nc6 3. c3
1. d4 f5
1. f3
1. e4 e5 2. f4
1. e4 Nf6
1. f4 e5 *
1. d4 d5 2. c4 Nc6

Standings after Round 112

68.5 - Stockfish 16.1 64-bit
62.5 - Torch v2 64-bit
60.5 - Dragon 3.3 by Komodo 64-bit
58.5 - Berserk 13 64-bit
52.0 - Obsidian 12.0 64-bit
51.0 - RubiChess 20240112 64-bit
48.0 - PlentyChess 1.0.0 64-bit
47.0 - Caissa 1.18 64-bit

[Graham Banks]

The next cycle will feature 1. e4 Nf6

https://ccrl.live/16069

[Dann Corbit]

TOP ENGINES UNFASHIONABLE OPENINGS

AMD Ryzen 5950x
ChessGUI
256mb hash each where possible
6 piece tablebases
Ponder off
UnfashionableLines.cgb book
12 minutes with 8 second increments.
10 cycles 140 rounds
All engines 1CPU (64-bit where available)

Each of the following 10 opening lines will be played in each of the 10 cycles:

1. b4
1. Nc3
1. e4 d5 2. exd5
1. e4 e5 2. Nf3 Nc6 3. c3
1. d4 f5
1. f3
1. e4 e5 2. f4
1. e4 Nf6
1. f4 e5 *
1. d4 d5 2. c4 Nc6

{snip}

How dare you call my beloved Orangutan Unfashionable, just because it is Unfashionable!


P.S.
1.e3 is surprisingly good

[Graham Banks]

How dare you call my beloved Orangutan Unfashionable, just because it is Unfashionable!


P.S.
1.e3 is surprisingly good

Not much wrong with 1.e3, I agree.
If I'd wanted to include another line, I'd likely have gone for 1. e4 Nc6.

[Graham Banks]

TOP ENGINES UNFASHIONABLE OPENINGS

AMD Ryzen 5950x
ChessGUI
256mb hash each where possible
6 piece tablebases
Ponder off
UnfashionableLines.cgb book
12 minutes with 8 second increments.
10 cycles 140 rounds
All engines 1CPU (64-bit where available)

Each of the following 10 opening lines will be played in each of the 10 cycles:

1. b4
1. Nc3
1. e4 d5 2. exd5
1. e4 e5 2. Nf3 Nc6 3. c3
1. d4 f5
1. f3
1. e4 e5 2. f4
1. e4 Nf6
1. f4 e5 *
1. d4 d5 2. c4 Nc6

Standings after Round 126

77.5 - Stockfish 16.1 64-bit
71.5 - Torch v2 64-bit
68.0 - Dragon 3.3 by Komodo 64-bit
67.0 - Berserk 13 64-bit
57.5 - Obsidian 12.0 64-bit
56.5 - RubiChess 20240112 64-bit
53.5 - Caissa 1.18 64-bit
52.5 - PlentyChess 1.0.0 64-bit

[Graham Banks]

The final cycle will feature 1. e4 e5 2. f4

https://ccrl.live/16069

[Graham Banks]

TOP ENGINES UNFASHIONABLE OPENINGS

AMD Ryzen 5950x
ChessGUI
256mb hash each where possible
6 piece tablebases
Ponder off
UnfashionableLines.cgb book
12 minutes with 8 second increments.
10 cycles 140 rounds
All engines 1CPU (64-bit where available)

Each of the following 10 opening lines will be played in each of the 10 cycles:

1. b4
1. Nc3
1. e4 d5 2. exd5
1. e4 e5 2. Nf3 Nc6 3. c3
1. d4 f5
1. f3
1. e4 e5 2. f4
1. e4 Nf6
1. f4 e5
1. d4 d5 2. c4 Nc6

Final Standings

86.0 - Stockfish 16.1 64-bit
79.0 - Torch v2 64-bit
76.5 - Dragon 3.3 by Komodo 64-bit
73.5 - Berserk 13 64-bit
64.0 - RubiChess 20240112 64-bit
63.0 - Obsidian 12.0 64-bit
60.5 - Caissa 1.18 64-bit
57.5 - PlentyChess 1.0.0 64-bit


The complete tournament pgn (zipped) can be downloaded here:
https://kirill-kryukov.com/chess/discus ... p?id=56087

[Cumnor]

Thanks Graham