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ECO D19: Slav Defense

ECO D19 is part of volume D — Closed & Semi-Closed Games. The Lichess chess-openings dataset files 3 named lines under it. The shortest is Slav Defense: Czech Variation, Dutch Variation: 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O.

That position has come up in 213,985 Lichess games between players rated 1600 to 2500: White won 44.9%, 8.1% were drawn and Black won 47.0%.

OpeningMovesPlies
Slav Defense: Czech Variation, Dutch Variation 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O 15
Slav Defense: Czech Variation, Classical System, Main Line 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2 17
Slav Defense: Czech Variation, Dutch Variation, Sämisch Variation 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2 Ne4 10. g4 19