C02

French Defense: Advance Variation, Milner-Barry Gambit, Main Line

Chess diagram: French Defense: Advance Variation, Milner-Barry Gambit, Main Line after 8. O-O

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

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Statistics from Lichess

783,416 games: White 50.9% / Draw 4.1% / Black 45.1%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
717,949718K
25,85026K
16,29316K
9,6309,630
3,9103,910
2,6422,642
1,2791,279
1,1671,167

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 1, 2026

Engine evaluation

−0.10 The position is about equal

Best play: 8... Nxd4 9. Nbd2 Bc5 10. Nxd4 Bxd4 11. Nf3 Ne7 12. Bd2 O-O 13. a4

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

By rating

The stronger the players, the better this line does for White: White scores 46% under 1400, 51% at 2200 and up and 45% in master games (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 22K
1400–1799 197K
1800–2199 546K
2200 and up 93K
Masters, over the board 409

Master games

Rated blitz, rapid and classical Lichess games by rating band, and over-the-board games of players rated 2200+ from the Lichess masters database, updated Sep 27, 2026

Overview

French Defense: Advance Variation, Milner-Barry Gambit, Main Line (ECO C02, Open Games) is a gambit in the French Defense: Advance Variation, Milner-Barry Gambit, reached after 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. O-O (8 moves).

In 783,416 rated Lichess games between players rated 1600 to 2500, White won 50.9%, Black 45.1% and 4.1% were drawn. Black's most played move here is 8…Nxd4, in 92% of those games.

It continues into one named variation, French Defense: Advance Variation, Milner-Barry Gambit, Sørensen Variation.

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Popularity by year

The French Defense: Advance Variation, Milner-Barry Gambit, Main Line peaked in 2018 at 0.042% of Lichess games and has slipped since: 0.029% in 2025.

Numbers by year
YearShare of gamesGames
20160.03%10,797
20170.039%21,313
20180.042%32,920
20190.038%47,101
20200.035%102,053
20210.027%106,686
20220.027%101,451
20230.03%113,332
20240.029%103,350
20250.029%101,069
2026 (Jan–Apr)0.028%31,112

Share of rated Lichess games between players rated 1600 to 2500 (blitz, rapid and classical) that reach this position, by year; 2026: January to April. Which openings are rising and falling

Variations (1)

Cite this page

Caissa Codex. “French Defense: Advance Variation, Milner-Barry Gambit, Main Line (C02)”. Lichess data as of 1 Nov 2026. https://chesscodex.org/openings/french-defense-advance-variation-milner-barry-gambit-main-line