[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Introduction & History"] [Black "Introduction and Roadmap"] [Result "*"] [GameId "v295y0aO"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit Accepted"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 { D00 Blackmar-Diemer Gambit Accepted } 5. Nxf3 *