[Event "Moscow op-A 19th"]
[Site "Moscow"]
[Date "2023.07.18"]
[Round "2"]
[White "Nesterov, Arseniy"]
[Black "Demkin, Igor"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2554"]
[BlackElo "2082"]
[PlyCount "70"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Na3 c5 4. Nxc4 Nc6 5. d3 f6 6. g3 e5 7. Bg2 Be6 8. Be3 Qd7 9. 0-0 Rc8 10. a4 g6 11. Nfd2 Bd5 12. Ne4 f5 13. Nxc5 Bxc5 14. Bxc5 Bxg2 15. Nd6+ Kd8 16. Kxg2 Rc7 17. Rc1 Nf6 18. Qd2 Qe6 19. Nb5 Rd7 20. Nxa7 Nxa7 21. Qa5+ Ke8 22. Bxa7 Kf7 23. Rc7 Ra8 24. Rfc1 Nd5 25. Rxd7+ Qxd7 26. e4 Ne7 27. Rc7 Rxa7 28. Qc5 Qd8 29. Rxe7+ Qxe7 30. Qxa7 fxe4 31. Qe3 Qb4 32. Qxe4 Qxb2 33. Qd5+ Ke7 34. Qg8 Qd4 35. Qxh7+ Kf6 1-0

[Event "Moscow op-A 18th"]
[Site "Moscow"]
[Date "2022.07.16"]
[Round "4"]
[White "Demkin, Igor"]
[Black "Pershin, Denis"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2076"]
[BlackElo "2394"]
[PlyCount "70"]
[EventDate "2022.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. cxd5 Nxd5 7. Nf3 Nxc3 8. bxc3 Qc7 9. Bd2 Bd6 10. Bd3 0-0 11. Rb1 Nd7 12. 0-0 b6 13. Re1 Bb7 14. c4 Rfe8 15. Rb3 e5 16. d5 Nc5 17. Bb1 Nxb3 18. axb3 Bc8 19. Qc2 g6 20. Bc3 Bf5 21. Qb2 Bxb1 22. Qxb1 b5 23. Nd2 f5 24. Qa1 e4 25. cxb5 Bxh2+ 26. Kh1 Be5 27. Nc4 Bxc3 28. Qxc3 Qc5 29. Qd2 Rab8 30. g4 Rxb5 31. d6 Rxb3 32. Rc1 Rd3 33. Qf4 e3 34. gxf5 Rd4 35. d7 Qc6+ 0-1

