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Ortiz Calderon, Elio Rafael vs Obregon, Andres Carlos

0-1 · English Opening: Symmetrical Variation, Ultra-Symmetrical Variation (A36) · 2026-08-25 · ratings 2120 / 2506

Players: Ortiz Calderon, Elio Rafael vs Obregon, Andres Carlos

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Moves

[White "Ortiz Calderon, Elio Rafael"]
[Black "Obregon, Andres Carlos"]
[Result "0-1"]
[ECO "A36"]
[Opening "English Opening: Symmetrical Variation, Ultra-Symmetrical Variation"]
[Date "2026-08-25"]

1. c4 1... c5 2. Nc3 2... Nc6 3. g3 3... g6 4. Bg2 4... Bg7 5. d3 5... e6 6. e4 6... Nge7 7. Nge2 7... d6 8. O-O 8... O-O 9. Be3 9... Nd4 10. Rb1 10... Qd7 11. Qd2 11... b6 12. Bh6 12... Bxh6 13. Qxh6 13... Nec6 14. Qd2 14... Bb7 15. Nxd4 15... cxd4 16. Ne2 16... e5 17. a3 17... b5?! 18. cxb5 18... Nd8 19. f4 19... f6 20. h4?! 20... Qxb5 21. f5 21... Kg7?! 22. fxg6?? 22... hxg6 23. Bh3?! 23... d5 24. a4 24... Qxa4 25. exd5 25... Qb5 26. Rbc1 26... Qxd5 27. Kh2 27... Ne6 28. Rf2 28... Rf7 29. Qb4 29... a5 30. Qa3 30... Ra6 31. Bg2 31... Qd6 32. Qa2 32... Bxg2 33. Kxg2 33... Rc6 34. Rd1 34... Rc5 35. Ng1?! 35... Qd5+?! 36. Qxd5 36... Rxd5 37. Rc2 37... Rc5 38. Rdd2 38... Rfc7 39. Rxc5 39... Rxc5 40. Kf2 40... Nc7 41. Nf3 41... Nd5 42. Ne1?! 42... Ne3 43. Ng2 43... Ng4+ 44. Kf3 44... f5 45. Ne1 45... Rc1 46. Nc2 46... Kf6 47. Ke2 47... Ke6 48. Ne1 48... Ne3 49. Kf2 49... Rb1 50. Ke2 50... Kd5 51. Nc2 51... Nf1

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