
[Event "Titled Tue 27th Dec Early"]
[Site "chess.com INT"]
[Date "2022.12.27"]
[Round "10"]
[White "Costachi, M"]
[Black "Oparin, G"]
[Result "0-1"]
[WhiteElo "2476"]
[BlackElo "2675"]
[ECO "D37"]
[PlyCount "100"]
1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.Nc3 Nbd7 5.cxd5 exd5 6.Bg5 h6 7.Bh4 c6 8.e3 Be7 9.Bd3 O-O 10.Qc2 Re8 11.h3 a5 12.O-O Ne4 13.Bxe7 Qxe7 14.Nd2 Nxd2 15.Qxd2 Nf6 16.Na4 Be6 17.Nc5 Reb8 18.Rfc1 Ne8 19.a3 Nd6 20.b4 axb4 21.axb4 Bc8 22.b5 cxb5 23.Qb2 b6 24.Nb3 Nc4 25.Qc3 b4 26.Qc2 Be6 27.e4 Rxa1 28.Rxa1 Na3 29.Qe2 Qg5 30.h4 Qxh4 31.exd5 Bxd5 32.Qe5 Rd8 33.Nd2 Qg5 34.Qxg5 hxg5 35.Kf1 Be6 36.Nf3 g4 37.Ne5 Rxd4 38.Ke2 Rd6 39.f4 gxf3+ 40.Nxf3 Bg4 41.Ra2 Bxf3+ 42.gxf3 g5 43.Rb2 Rd4 44.Ke3 Rf4 45.Be4 Nc4+ 46.Kd4 Nxb2 47.Ke5 f6+ 48.Ke6 b3 49.Bd5 Nd3 50.Bxb3 Nc5+ 0-1
[Site "chess.com INT"]
[Date "2022.12.27"]
[Round "10"]
[White "Costachi, M"]
[Black "Oparin, G"]
[Result "0-1"]
[WhiteElo "2476"]
[BlackElo "2675"]
[ECO "D37"]
[PlyCount "100"]
1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.Nc3 Nbd7 5.cxd5 exd5 6.Bg5 h6 7.Bh4 c6 8.e3 Be7 9.Bd3 O-O 10.Qc2 Re8 11.h3 a5 12.O-O Ne4 13.Bxe7 Qxe7 14.Nd2 Nxd2 15.Qxd2 Nf6 16.Na4 Be6 17.Nc5 Reb8 18.Rfc1 Ne8 19.a3 Nd6 20.b4 axb4 21.axb4 Bc8 22.b5 cxb5 23.Qb2 b6 24.Nb3 Nc4 25.Qc3 b4 26.Qc2 Be6 27.e4 Rxa1 28.Rxa1 Na3 29.Qe2 Qg5 30.h4 Qxh4 31.exd5 Bxd5 32.Qe5 Rd8 33.Nd2 Qg5 34.Qxg5 hxg5 35.Kf1 Be6 36.Nf3 g4 37.Ne5 Rxd4 38.Ke2 Rd6 39.f4 gxf3+ 40.Nxf3 Bg4 41.Ra2 Bxf3+ 42.gxf3 g5 43.Rb2 Rd4 44.Ke3 Rf4 45.Be4 Nc4+ 46.Kd4 Nxb2 47.Ke5 f6+ 48.Ke6 b3 49.Bd5 Nd3 50.Bxb3 Nc5+ 0-1
[Event "Titled Tue 27th Dec Early"]
[Site "chess.com INT"]
[Date "2022.12.27"]
[Round "10"]
[White "Costachi, M"]
[Black "Oparin, G"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2476"]
[BlackElo "2675"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[EventDate "2022.12.27"]
[WhiteFideId "1217518"]
[BlackFideId "24125890"]
1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c6
8. e3 Be7 9. Bd3 O-O 10. Qc2 Re8 11. h3 a5 12. O-O Ne4 13. Bxe7 Qxe7 14.
Nd2 Nxd2 15. Qxd2 Nf6 16. Na4 Be6 17. Nc5 Reb8 18. Rfc1 Ne8 19. a3 Nd6 20.
b4 axb4 21. axb4 Bc8 22. b5 cxb5 23. Qb2 b6 24. Nb3 Nc4 25. Qc3 b4 26. Qc2
Be6 27. e4 Rxa1 28. Rxa1 Na3 29. Qe2 Qg5 30. h4 Qxh4 31. exd5 Bxd5 32. Qe5
Rd8 33. Nd2 Qg5 34. Qxg5 hxg5 35. Kf1 Be6 36. Nf3 g4 37. Ne5 Rxd4 38. Ke2
Rd6 39. f4 gxf3+ 40. Nxf3 Bg4 41. Ra2 Bxf3+ 42. gxf3 g5 43. Rb2 Rd4 44. Ke3
Rf4 45. Be4 Nc4+ 46. Kd4 Nxb2 47. Ke5 f6+ 48. Ke6 b3 49. Bd5 Nd3 50. Bxb3
Nc5+ 0-1