D44

Stonewall Defense, Semi-Slav

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Ne4 6. Bd3 f5

Opening moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Ne4 6. Bd3 f5. This position is classified under ECO code D44.

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About This Opening

ECO Code

D44

Category Volume D

Opening Family

Semi-Slav Defense Slav Defense

Position (FEN)

rnbqkb1r/pp4pp/2p1p3/3p1p2/2PPn3/2NBPN2/PP3PPP/R1BQK2R w KQkq - 0 7

Lichess Stats

Across 21 rapid and classical games on Lichess (1600+ rated), White wins 57%, Black wins 38%, and 5% end in a draw from this position. The most common continuation is O-O, played in 57% of games, followed by Ne5 and Bxe4.

Observation period: 2026-07.

Small sample: 21 games. These percentages are descriptive and are too uncertain to compare opening strength.

57%

38%

White wins 57% Draws 5% Black wins 38%

21 rapid and classical games on Lichess (1600+)

Top Continuations

O-O

Ne5

Bxe4

cxd5

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