The King's Gambit Declined: Falkbeer Countergambit, Miles Gambit — Playing as Black

ECO C31 20,328 games Stockfish +0.51

You've stepped into one of the sharpest sidelines of the King's Gambit. After 1.e4 e5 2.f4 d5 3.exd5 Bc5, White faces an immediate choice — and many of their natural-looking moves walk into trouble. This is the Falkbeer Countergambit, Miles Gambit, and you're playing Black. Below the interactive drill, you'll find the critical ideas, the engine's verdict, and the mistakes you should be ready to punish. White has a small edge here according to Stockfish (+0.51), but the statistics are remarkably close: White wins 49.6% of games, Black wins 47.9%, and draws are rare at just 2.6%. That tiny edge? You can absolutely overcome it.

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What You're Fighting For

The Miles Gambit is all about activity over material. You've sacrificed a pawn (the d5 pawn) to bring your bishop to c5, where it eyes f2 and puts immediate pressure on White's kingside. In return for the pawn deficit, you get easy development, a lead in piece activity, and attacking chances that can catch unprepared opponents off guard. The engine may say White has a small advantage (+0.51), but the database shows the game is practically level — your compensation is real. Your main task is to keep the initiative alive: develop quickly, castle, and look for ways to target the weakened f2-square or open lines against White's king if they castle short.

The Engine's Recommendation and What It Means

Stockfish's top choice for White is Nc3, planning to continue with Nc3 exf4 Nf3 Ne7. This line develops a piece while keeping the extra pawn on d5 secure, and doesn't give you easy targets. From your perspective, you're slightly worse — but that's a textbook evaluation for a gambit player who knows the position. The engine is suggesting White quietly consolidate; your job is to refuse them that quiet game. In the Nc3 line, your knight to e7 is flexible (preparing to re-route to g6 or f5), and you'll aim to complete development and create imbalances before White can solidify their extra pawn.

Which Moves Should You Hope to See?

Some of White's most popular choices actually work in your favour. The key statistic to know: fxe5 has been played in 3,823 games but it's a clear mistake, losing about 2.7 pawns in evaluation. If White grabs the e-pawn with fxe5, you're already better. Similarly, Bc4 (played 491 times) is also a mistake costing roughly 2.6 pawns. The inaccuracy c4 (936 games) loses about 0.9 pawns. That means in over 5,000 games, White played a suboptimal move. The most common move, Nf3 (10,234 games), scores 53.5% for White — solid but not crushing. Your best chances come when White tries to be too greedy or develops passively.

The Critical Moment and Common Mistakes

The tabiya after 3...Bc5 is your moment of truth. The engine's best continuation (Nc3) is actually only the third most-played move in the database, showing that many White players don't find the most accurate response. Here are the moves to be ready for: Nf3 — the most popular by far, and perfectly playable; develop naturally and you'll have good counterplay. fxe5 — grab it; this is a mistake. Black gets excellent play after ...Qh4+ or ...Bxf2+. Bc4 — also a mistake; you can target the undefended f2-pawn or play ...Qh4 with threats. Your awareness of these patterns turns the Miles Gambit from a speculative sacrifice into a practical weapon — especially at club level, where White rarely finds the precise Nc3 defence.

Results across 20,328 Lichess games

49.6%
2.6%
47.9%
■ White 49.6% ■ Draw 2.6% ■ Black 47.9%
Most-played continuationGamesWhite wins
Nf310,23453.5%
fxe53,82338.9%
Nc32,91653.5%
c493649.9%
Bc449145.4%
d446942.9%

Frequently asked questions

Is the King's Gambit Declined: Falkbeer Countergambit, Miles Gambit good for Black?

Statistically, it's very close to equal in practice. The engine gives White a slight edge (+0.51), but across 20,328 games Black wins 47.9% of the time versus White's 49.6%. For a gambit where you're down a pawn, those numbers are excellent — your activity fully compensates, especially at club level where White often makes one of the known mistakes.

What is White's best move against the Miles Gambit?

Stockfish recommends Nc3, aiming to continue with ...exf4 Nf3 Ne7. This develops a piece and maintains the extra pawn on d5 without giving Black immediate counterplay. Even so, White only scores 53.5% from this position — hardly a refutation.

Which White moves are mistakes in this position?

Three moves to watch for: fxe5 (a mistake losing about 2.7 pawns), Bc4 (a mistake losing roughly 2.6 pawns), and c4 (an inaccuracy losing about 0.9 pawns). If White plays any of these, you can seize the advantage with energetic play.

How do I continue if White plays the most common move Nf3?

Nf3 is played in about half of all games (10,234 of 20,328). Just develop naturally — your bishop on c5 is already well-placed. You can consider exf4 to open lines, and follow up with Nc6, Nge7, and castling. White scores 53.5% here, so the position remains sharp and playable for you.