Blitz Extravaganza Chess Engines Tournament

[Jouni]

Thanks. You test with Balsa.bin and all developers today with UHO book.

[Carlos777]

Hi guys,

The second edition will start in few hours with Promotion League 13. The new engines that will participate in this edition are this:

- Zeppelin
- Chess-rs
- MyGoEngine
- Prune
- Tuna
- Shadowfax
- Thrawn 1.1 (no nnue)
- Scoria
- Reyna
- Soomi
- Kreveta

Best regards,
Carlos

[Carlos777]

Promotion League 13 final results:

https://blitzextravaganza.wordpress.com ... league-13/

The shortest game of the Promotion League 13:

[pgn][Event "Computer Chess Game"]
[Site "DESKTOP-RIBG2B3"]
[Date "2025.11.01"]
[Round "12"]
[White "Blitzter 2.0"]
[Black "Sachy 0.2.0.5 core2"]
[Result "0-1"]
[TimeControl "180+2"]
[Annotator "3... -0.15"]

1.e4 e5 2.Nf3 d6 3.d4 Qd7
{-0.15/6 11}
4.dxe5 dxe5
{-0.14/6 4}
5.Nxe5 Qxd1+
{-0.16/6 2.0 White resigns}
0-1[/pgn]

Not sure why white resigned here, after Kxd1 everything is fine.

[mloftus955]

Hi guys,

The second edition will start in few hours with Promotion League 13. The new engines that will participate in this edition are this:

- Zeppelin
- Chess-rs
- MyGoEngine
- Prune
- Tuna
- Shadowfax
- Thrawn 1.1 (no nnue)
- Scoria
- Reyna
- Soomi
- Kreveta

Best regards,
Carlos

You are able to find many chess engines I never heard of before. That makes it more interesting.

Mark

[Carlos777]

Hi Mark,

I recommend Guenther Simon's chronology:

https://rwbc-chess.de/

There you can find all chess engines.

Regards,
Carlos

You are able to find many chess engines I never heard of before. That makes it more interesting.

Mark

[Carlos777]

Promotion League 12 final results:

https://blitzextravaganza.wordpress.com ... league-12/

The shortest games (not due to bugs, crashes, etc.) of the Promotion League 12:

[pgn][Event "Computer Chess Game"]
[Site "DESKTOP-RIBG2B3"]
[Date "2025.11.01"]
[Round "2"]
[White "Arche 0.3.6"]
[Black "Project Invincible 2.10"]
[Result "1-0"]
[TimeControl "180+2"]
[Annotator "6. -0.25 6... -0.26"]

1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Bf4 Nc6 5.e3 Nf6 6.Bb5
{-0.25/6 7}
6...Bg4
{-0.26/6 5}
7.Bxc6+
{-0.05/7 7}
7...bxc6
{-0.34/6 5}
8.Qc2
{+0.00/7 6}
8...Bd7
{-0.35/6 5}
9.Nd2
{+0.20/7 6}
9...e6
{-0.26/6 5}
10.Ngf3
{+0.35/7 6}
10...Bb4
{-0.27/6 5}
11.Qd3
{+0.30/6 6}
11...O-O
{-0.14/6 5}
12.Ng5
{+0.40/6 6}
12...c5
{-0.07/6 5}
13.dxc5
{+0.65/6 6}
13...Bxc5
{-0.14/6 5}
14.Be5
{+0.70/5 6}
14...Bb4
{+0.04/5 5}
15.Bxf6
{+9.50/6 6}
15...Bxd2+
{-9.95/6 5}
16.Kxd2
{+9.60/5 6}
16...Qa5+
{-9.85/5 5}
17.Bc3
{+9.60/5 5}
17...Qxc3+
{-10.17/6 5 Xboard adjudication}
1-0

[Event "Computer Chess Game"]
[Site "DESKTOP-RIBG2B3"]
[Date "2025.11.01"]
[Round "3"]
[White "Virutor Chess 1.1.2"]
[Black "Tikov 0.6.3 rev2"]
[Result "1-0"]
[TimeControl "180+2"]
[Annotator "2. +0.05 3... +0.83"]

1.d4 f5 2.c4
{+0.05/4 7}
2...Nf6 3.Nc3
{+0.05/4 6}
3...a5
{+0.83/7 5}
4.Nf3
{+0.06/4 6}
4...e6
{+0.83/7 16}
5.Bf4
{+0.04/4 6}
5...d5
{+0.85/7 50}
6.e3
{+0.03/3 6}
6...c5
{+0.80/6 11}
7.cxd5
{+0.02/2 5}
7...Nxd5
{+0.83/6 10}
8.Nxd5
{+0.01/3 6}
8...exd5
{+0.81/6 8}
9.Ne5
{+0.01/3 5}
9...cxd4
{+0.81/6 4}
10.Bb5+
{+0.01/3 6}
10...Bd7
{+1.22/7 10}
11.Nxd7
{+0.09/3 6}
11...Nxd7
{+0.19/9 51}
12.exd4
{+0.09/3 5}
12...Qe7+
{+0.92/6 1.2}
13.Kf1
{+0.12/4 5}
13...Qb4
{+0.85/6 2.4}
14.Qe2+
{+0.11/4 4}
14...Kd8
{+0.85/7 4}
15.Re1
{+0.99/3 5}
15...Nf6
{+1.01/5 0.5}
16.Qe8+ Nxe8
{+1.32/2 0.2}
17.Rxe8#
{Xboard adjudication: Checkmate}
1-0[/pgn]

[Carlos777]

Promotion League 11 final results:

https://blitzextravaganza.wordpress.com ... league-11/

The shortest game (not due to bugs, crashes, loss on time, etc.) of the Promotion League 11:

[pgn][Event "Computer Chess Game"]
[Site "DESKTOP-RIBG2B3"]
[Date "2025.11.02"]
[Round "6"]
[White "Blunders 0.1.0"]
[Black "Piglet 1.3.3 GS"]
[Result "1-0"]
[TimeControl "180+2"]
[Annotator "6. +0.33 6... -0.45"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Bb5+ Nc6 5.Nxd4 Bd7 6.Nc3
{+0.33/8 13}
6...Nxd4
{-0.45/9 7}
7.Qxd4
{+0.40/8 12}
7...Bxb5
{-0.45/8 7}
8.Nxb5
{+0.40/8 11}
8...Qa5+
{-0.35/8 7}
9.Nc3
{+0.49/7 11}
9...Nf6
{-0.35/8 7}
10.O-O
{+0.51/7 10}
10...e5
{-0.30/8 7}
11.Qc4
{+0.33/6 9}
11...Be7
{-0.20/8 6}
12.b4
{+0.42/7 9}
12...Nxe4
{-0.15/8 6}
13.bxa5
{+9.00/7 9}
13...Nc5
{-8.30/8 6}
14.Qd5
{+9.08/7 8}
14...O-O
{-8.15/8 6}
15.Rb1
{+9.29/7 8}
15...Rfc8
{-8.30/8 6 Xboard adjudication}
1-0[/pgn]