C31

King's Gambit Declined: Falkbeer Countergambit, Staunton Line

Chess diagram: King's Gambit Declined: Falkbeer Countergambit, Staunton Line after 3…e4

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Statistics from Lichess

1,760,744 games: White 45.9% / Draw 3.8% / Black 50.3%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit 570,176570K
507,340507K
214,958215K
149,963150K
137,039137K
54,09654K
King's Gambit Declined: Falkbeer Countergambit, Anderssen Attack 48,02348K
33,11233K

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 28, 2026

Engine evaluation

+0.25 The position is about equal

Best play: 4. d3 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Ne7 8. dxe4 Qxe4+

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

By rating

Rating changes little here: Black scores 50% under 1400, 48% at 2200 and up (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 36K
1400–1799 622K
1800–2199 1.2M
2200 and up 86K
Masters, over the board 193

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: Falkbeer Countergambit, Staunton Line (ECO C31, Open Games) is a gambit in the King's Gambit Declined: Falkbeer Countergambit Accepted, reached after 1. e4 e5 2. f4 d5 3. exd5 e4 (3 moves).

In 1,760,744 rated Lichess games between players rated 1600 to 2500, White won 45.9%, Black 50.3% and 3.8% were drawn. White's most played move here is 4. d3, in 32% of those games.

It branches into 3 named variations; the most played are King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit and King's Gambit Declined: Falkbeer Countergambit, Rubinstein Variation. In all, 11 named lines continue from it.

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How to play against the King's Gambit Declined: Falkbeer Countergambit, Staunton Line

The most played answer, 4. d3 (King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit), also scores best for White: 51.0%, with White winning 48.7% and Black 46.6% of 570K games. Of the main answers, 4. c4 scores lowest: 45.1%. Stockfish's first choice is also 4. d3.

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: Falkbeer Countergambit, Staunton Line has lost ground since 2016: 0.063% of Lichess games in 2025, down from 0.092% (its peak: 0.1% in 2017).

Numbers by year
YearShare of gamesGames
20160.092%32,993
20170.1%57,736
20180.098%77,110
20190.083%103,741
20200.067%195,495
20210.063%247,132
20220.067%250,163
20230.064%240,347
20240.064%229,264
20250.063%218,802
2026 (Jan–Apr)0.064%70,081

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 (3)

All 11 named lines that continue from here

Cite this page

Caissa Codex. “King's Gambit Declined: Falkbeer Countergambit, Staunton Line (C31)”. Lichess data as of 28 Oct 2026. https://chesscodex.org/openings/kings-gambit-declined-falkbeer-countergambit-staunton-line