C30

King's Gambit Declined: Miles Defense

Chess diagram: King's Gambit Declined: Miles Defense after 3…f5

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Statistics from Lichess

314,763 games: White 40.9% / Draw 3.3% / Black 55.8%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
123,177123K
44,69245K
35,04935K
34,93235K
33,26433K
28,41428K
5,7865,786
5,3365,336

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 19, 2026

Engine evaluation

+0.38 White is slightly better

Best play: 4. exf5 exf4 5. d4 d5 6. Bd3 Bd6 7. Nc3 Nf6 8. Qe2+ Qe7

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 Black: Black scores 47% under 1400, 57% at 2200 and up (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 26K
1400–1799 125K
1800–2199 205K
2200 and up 25K
Masters, over the board 46

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

King's Gambit Declined: Miles Defense (ECO C30, Open Games) is a declined gambit in the King's Gambit Declined: Queen's Knight Defense, reached after 1. e4 e5 2. f4 Nc6 3. Nf3 f5 (3 moves).

In 314,763 rated Lichess games between players rated 1600 to 2500, White won 40.9%, Black 55.8% and 3.3% were drawn. White's most played move here is 4. exf5, in 39% of those games.

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How to play against the King's Gambit Declined: Miles Defense

4. d3 scores best for White: 51.1%, with White winning 48.9% and Black 46.6% of 45K games. The most played, 4. exf5, scores 44.3% in 123K games, and 4. Nxe5 scores lowest: 27.6%. Stockfish's first choice is 4. exf5.

Main answers: those played in at least 5% of these games. Score: White's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Popularity by year

The King's Gambit Declined: Miles Defense has lost ground since 2016: 0.01% of Lichess games in 2025, down from 0.016% (its peak: 0.019% in 2018).

Numbers by year
YearShare of gamesGames
20160.016%5,593
20170.018%9,878
20180.019%14,906
20190.018%21,969
20200.014%40,600
20210.012%47,469
20220.011%42,661
20230.011%39,914
20240.01%37,619
20250.01%36,183
2026 (Jan–Apr)0.01%11,224

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

Cite this page

Caissa Codex. “King's Gambit Declined: Miles Defense (C30)”. Lichess data as of 19 Oct 2026. https://chesscodex.org/openings/kings-gambit-declined-miles-defense