Alekhine, Alexander VS Grigoriev, Nikolay Dmitrievich 1919.08.10

[Event "Casuals Alekhine-Grigoriev +4-0=0"]
[Site "Moscow"]
[Date "1919.08.10"]
[Round "3"]
[White "Alekhine, Alexander"]
[Black "Grigoriev, Nikolay Dmitrievich"]
[Result "1-0"]

1. d4 d5 2. Nf3 c5 3. Bf4 Nc6 4. e3 e6 5. c4 Nf6 6. Nc3 cxd4 7. exd4 Qb6 8. c5 Qxb2 9. Na4
Qa3 10. Bc1 Qb4+ 11. Bd2 Qa3 12. Bb5 Ne4 13. O-O Nxd2 14. Qxd2 a6 15. Bxc6+ bxc6 16. Nb6
Rb8 17. Rab1 Bxc5 18. dxc5 Qxc5 19. Nd7 1-0