Tree path 5 levels Queen's Pawn Game › Blackmar-Diemer Gambit › Blackmar-Diemer Gambit › Blackmar-Diemer Gambit Accepted › Kaulich Defense
- Caissa Codex
- Queen's Pawn Game D00
- Blackmar-Diemer Gambit D00
- Blackmar-Diemer Gambit D00
- Blackmar-Diemer Gambit Accepted D00
- Kaulich Defense D00 you are here
Blackmar-Diemer Gambit Accepted: Kaulich Defense
Overview
Blackmar-Diemer Gambit Accepted: Kaulich Defense is a gambit, classified under ECO code D00 within the Closed & Semi-Closed Games family. As with all gambits, one side sacrifices material early — usually a pawn — in exchange for development, open lines, or initiative.
The Closed & Semi-Closed Games group covers closed and semi-closed games — 1.d4 systems characterised by long strategic manoeuvring rather than early tactics.
Play reaches this position via 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c5, after 10 plies of opening development.
It is a variation of Blackmar-Diemer Gambit Accepted, which itself descends from the root opening Queen's Pawn Game.
Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.
- ECO code
- D00
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 10
This overview is generated automatically from the opening's metadata. Know this line well? Write a description — submissions are reviewed before publishing.
Statistics from Lichess
20,091 games · White 48.7% / Draw 5.2% / Black 46.1%
| Moves | Games | W / D / B |
|---|---|---|
| d5 | 12,967 | |
| Bb5+ | 1,689 | |
| Be3 | 1,360 | |
| Bc4 | 1,348 | |
| Bd3 | 1,148 | |
| dxc5 | 810 | |
| Bg5 | 380 | |
| Bf4 | 306 |
Source: Lichess Opening Explorer · cached 2026-09-26 02:19:52
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