[Event "Blunders in de opening: Fout in het Boedapest gambiet."] [Site "https://lichess.org/study/76z9tIY7/GbNf7gad"] [Date "????.??.??"] [Result "*"] [Variant "Standard"] [ECO "A52"] [Opening "Indian Defense: Budapest Defense, Adler Variation"] [Annotator "https://lichess.org/@/Sijbesma"] [StudyName "Blunders in de opening"] [ChapterName "Fout in het Boedapest gambiet."] [Source "https://lichess.org/study/76z9tIY7/GbNf7gad"] [Orientation "white"] 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nbd2 Qe7 7. a3 Ngxe5 8. axb4?? { 8. e3 moet gespeeld worden. } 8... Nd3# { 0-1 Black wins by checkmate. } *