[Event "Alekhine sim "]
[Site "Leiden"]
[Date "1921.11.11"]
[Round "?"]
[White "Alekhine, Alexander"]
[Black "Bosscha, G"]
[Result "1-0"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bg5 Be7 6. Bd3 Bg4 7. Nge2 Bxe2 8. Qxe2 O-O
9. O-O-O c6 10. Rhe1 Bd6 11. Qf3 Nbd7 12. Qh3 h6 13. Bxh6 Qc7 14. Be3 Rfe8 15. g4 Nf8 16.
g5 Ne4 17. Nxe4 dxe4 18. Bc4 b5 19. Bb3 a5 20. g6 Nxg6 21. Rg1 a4 22. Rxg6 axb3 23. Rxg7+
Kxg7 24. Qh6+ Kg8 25. Rg1+ Bg3 26. Bf4 1-0