C31

King's Gambit Declined: Falkbeer Countergambit, Modern Transfer

Chess diagram: King's Gambit Declined: Falkbeer Countergambit, Modern Transfer after 3…exf4

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Statistics from Lichess

1,351,889 games: White 47.4% / Draw 4.3% / Black 48.3%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
King's Gambit Accepted: Modern Defense 1,057,7811.1M
89,81490K
54,61455K
53,49553K
33,56834K
24,13924K
13,52414K
13,47113K

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 3, 2026

Engine evaluation

−0.11 The position is about equal

Best play: 4. Nf3 Nf6 5. c4 c6 6. d4 cxd5 7. c5 b6 8. b4 Be7

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 45% under 1400, 51% at 2200 and up and 50% in master games (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 69K
1400–1799 588K
1800–2199 834K
2200 and up 96K
Masters, over the board 438

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, Modern Transfer (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 exf4 (3 moves).

In 1,351,889 rated Lichess games between players rated 1600 to 2500, White won 47.4%, Black 48.3% and 4.3% were drawn. White's most played move here is 4. Nf3, in 78% of those games.

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How to play against the King's Gambit Declined: Falkbeer Countergambit, Modern Transfer

The most played answer, 4. Nf3 (King's Gambit Accepted: Modern Defense), also scores best for White: 50.8%, with White winning 48.6% and Black 47.0% of 1.1M games. Of the main answers, 4. Nc3 scores lowest: 43.1%. Stockfish's first choice is also 4. Nf3.

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, Modern Transfer dipped to 0.045% of Lichess games in 2020 and has recovered since: 0.055% in 2025.

Numbers by year
YearShare of gamesGames
20160.06%21,477
20170.06%33,287
20180.062%48,474
20190.052%65,417
20200.045%131,570
20210.045%177,513
20220.052%196,388
20230.054%202,438
20240.056%199,750
20250.055%190,341
2026 (Jan–Apr)0.055%60,005

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

Transpositions

Cite this page

Caissa Codex. “King's Gambit Declined: Falkbeer Countergambit, Modern Transfer (C31)”. Lichess data as of 3 Nov 2026. https://chesscodex.org/openings/kings-gambit-declined-falkbeer-countergambit-modern-transfer