Blackmar-Diemer Gambit Declined: Weinsbach Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6
The Blackmar-Diemer Gambit Declined: Weinsbach Defense is a chess opening classified as ECO D00, reached after 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6. It is a line of the Blackmar-Diemer Gambit Declined. White is to move. 1 named line continues from this position.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 312 times by this move order. White won 59%, 2% were drawn and Black won 39%. The most popular continuation is 5. fxe4 (76% of games).
Engine evaluation: +0.35 (Stockfish, depth 55; best line 5. fxe4 c5 6. d5 exd5 7. exd5 Bd6)
- ECO
- D00
- Moves
- 8 plies
- FEN
rnbqkb1r/ppp2ppp/4pn2/8/3Pp3/2N2P2/PPP3PP/R1BQKBNR w KQkq - 0 5- PGN
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 113 | |
| 1500-1999 | 183 | |
| 2000+ | 16 | |
| All | 312 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 5. fxe4 Weinsbach Defense, Pfrang Gambit | 237 (76%) | |
| 5. Bg5 | 30 (10%) | |
| 5. Be3 | 14 (4%) | |
| 5. a3 | 11 (4%) | |
| 5. Bf4 | 8 (3%) | |
| 5. Nxe4 | 5 (2%) | |
| 5. Bc4 | 3 (1%) | |
| 5. f4 | 1 (0%) |
Master games
1 over-the-board game is classified under this line (White 0%, draw 100%, Black 0%). The strongest:
- CM Michael Wiander (2235) – Hampus Sorensen (2103) 1/2-1/2 · Deltalift Open 2017 · 2017-05-26
Search all games of the Blackmar-Diemer Gambit Declined: Weinsbach Defense and its sub-variations
Highest-rated Lichess games
- REXDINGANI (2293) – MonsterFrench (2301) 1-0 · 2026-09-05 · 180 + 0s
- wiessyjr (2256) – isaaclg2017 (2106) 1-0 · 2026-09-02 · 180 + 0s
- Smile_in_your_sleep (2169) – bishoph7wins (2181) 1-0 · 2026-09-07 · 180 + 0s
Comes from
Blackmar-Diemer Gambit (3. Nc3 Nf6) 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6
Continuations
- Blackmar-Diemer Gambit Declined: Weinsbach Defense, Pfrang Gambit D00 · 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6 5. fxe4
More Blackmar-Diemer Gambit Declined lines (all)
- Blackmar-Diemer Gambit Declined: Brombacher Countergambit D00
- Blackmar-Diemer Gambit Declined: Elbert Countergambit D00
- Blackmar-Diemer Gambit Declined: Gedult Defense D00
- Blackmar-Diemer Gambit Declined: Lamb Defense D00
- Blackmar-Diemer Gambit Declined: Langeheinicke Defense D00
- Blackmar-Diemer Gambit Declined: O'Kelly Defense D00
- Blackmar-Diemer Gambit Declined: Vienna Defense D00
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.