HugoChess

2018.12.29 Pan-Am Intercoll.
98903	Kovalyov, Anton (2621)	Shimanov, Alexandr (2611)	1/2-1/2
1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 g6 7. d3 Bg7 8. Bd2 O-O 9. O-O e6 10. Qc1 b6 11. Bh6 Bb7 12. Bxg7 Kxg7 13. Rd1 Rc8 14. Qd2 Nf6 15. d4 Qe7 1/2-1/2

2018.12.30 Pan-Am Intercoll.
98904	Kovalyov, Anton (2621)	Ringoir, Tanguy (2516)	1/2-1/2
1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 4. e3 b6 5. b3 Bb7 6. Bb2 Bd6 7. cxd5 exd5 8. Nb5 Be7 9. Be5 Na6 10. Be2 O-O 11. O-O c5 12. d4 Nb4 13. dxc5 bxc5 14. Bb2 Qb6 15. Nc3 Qe6 16. a3 Nc6 17. Qc2 h6 18. Rad1 Rfd8 19. Rfe1 Bf8 20. Bf1 Na5 1/2-1/2

2018.12.29 Pan-Am Intercoll.
199644	Preotu, Razvan (2524)	Durarbayli, Vasif (2620)	0-1
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c4 Be7 6. Nc3 O-O 7. h3 Nd4 8. Nxd4 exd4 9. Ne2 c6 10. Ba4 d5 11. cxd5 Qa5+ 12. Bd2 Bb4 13. Bb3 cxd5 14. f3 dxe4 15. dxe4 Be6 16. Bxb4 Qxb4+ 17. Qd2 Qb6 18. Bxe6 fxe6 19. Qxd4 Qa6 20. Rd1 Rad8 21. Qxd8 Rxd8 22. Rxd8+ Kf7 23. Rd2 Qxa2 24. O-O Qa5 25. Nc3 Qc5+ 26. Rff2 b5 27. g4 b4 28. Ne2 h5 29. Ng3 h4 30. Nf1 Ke7 31. Rc2 Qb6 32. Kg2 Nd7 33. Rfd2 g5 34. Rc8 Ne5 35. Rg8 Kf6 36. Re8 Ng6 37. e5+ Kxe5 38. Re2+ Kf6 39. R8xe6+ Qxe6 40. Rxe6+ Kxe6 41. Nd2 Nf4+ 42. Kf2 Nxh3+ 43. Ke3 Kd5 44. b3 Nf4 45. Ne4 h3 0-1

2018.12.30 Pan-Am Intercoll.
199645	Preotu, Razvan (2524)	Marek, Matyas (2358)	1-0
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 b5 10. Bxf6 gxf6 11. f5 Qb6 12. Nxc6 Bxc6 13. Kb1 b4 14. Ne2 e5 15. Ng3 Qc5 16. Bd3 h5 17. h4 Bh6 18. Qe2 Qe3 19. Rh3 Ke7 20. Qf1 Qf4 21. Qe1 a5 22. Nxh5 Qg4 23. Ng3 Rhb8 24. Be2 Qg8 25. Bc4 a4 26. Qe2 b3 27. cxb3 axb3 28. axb3 Rb6 29. Nh5 Ra5 30. Nxf6 Kxf6 31. Rxd6+ Ke7 32. Rxh6 Qa8 33. Rd3 Ra1+ 34. Kc2 Bxe4 35. Rxb6 Qa2 36. f6+ 1-0