C50

Rousseau Gambit: Queen Sweep

1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. exf5 e4 5. Ng1 d5 6. Bb3 Qg5 7. g3 Qxf5

Opening moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. exf5 e4 5. Ng1 d5 6. Bb3 Qg5 7. g3 Qxf5. This position is classified under ECO code C50.

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About This Opening

ECO Code

C50

Category Volume C

Opening Family

Rousseau Gambit

Position (FEN)

r1b1kbnr/ppp3pp/2n5/3p1q2/4p3/1B4P1/PPPP1P1P/RNBQK1NR w KQkq - 0 8

Lichess Stats

Across 5 rapid and classical games on Lichess (1600+ rated), White wins 20%, Black wins 80%, and 0% end in a draw from this position. The most common continuation is Nc3, played in 20% of games, followed by Ne2 and Qe2.

Observation period: 2026-07.

Small sample: 5 games. These percentages are descriptive and are too uncertain to compare opening strength.

20%

80%

White wins 20% Draws 0% Black wins 80%

5 rapid and classical games on Lichess (1600+)

Top Continuations

Nc3

Ne2

Qe2

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