Juan Lepp, Jaime Boris vs Davtyan, David Arm.

1. b3 1... d5 2. Bb2 2... Nf6 3. e3 3... Bf5 4. Nf3 4... e6 5. d4 5... Nbd7 6. Nbd2 6... a5 7. Be2 7... h6 8. O-O 8... c6 9. c4 9... Bd6 10. Re1 10... Qb8 11. a3 11... O-O 12. Nf1?! 12... Bh7 13. Bd3 13... Ne4 14. Qc2 14... f5 15. N3d2 15... Qd8 16. f3 16... Nxd2 17. Qxd2 17... Nf6 18. Qc2 18... Qe7 19. a4 19... Rae8 20. Rad1 20... g5 21. Kh1 21... Qf7 22. Qf2?! 22... Bg6 23. Nd2?! 23... Qc7?! 24. c5 24... Be7 25. Qe2 25... Bh5?! 26. Nf1 26... b6 27. cxb6?! 27... Qxb6 28. Rc1 28... Rb8 29. Nd2 29... Bb4 30. Bc3 30... Ba3 31. Ra1 31... Bd6 32. Bc2 32... Qc7 33. Nf1 33... Nd7?! 34. Qd2 34... Bb4 35. Bxb4 35... Rxb4 36. Rac1 36... Qb6 37. Red1 37... c5 38. Ng3 38... Be8 39. Ne2 39... cxd4 40. Nxd4 40... Ne5? 41. Bb1? 41... Bd7 42. Rc3 42... Qd6?! 43. Rdc1 43... Rfb8 44. Ba2?! 44... Ng6 45. Nc6?! 45... Bxc6 46. Rxc6 46... Qe5 47. Qc3? 47... Qxc3 48. R1xc3 48... d4 49. Rc1 49... Kf7 50. exd4 50... Rd8 51. g3?? 51... Rdxd4?! 52. R6c5 52... Kf6 53. R1c2 53... Rd1+?! 54. Kg2 54... Rbd4 55. Re2 55... R4d2 56. Rc2 56... Rxc2 57. Rxc2 57... Ne5 58. Re2 58... f4 59. gxf4? 59... Nd3 60. fxg5+ 60... hxg5 61. Kg3 61... Nf4 62. Rc2 62... Rg1+