[Event "Round 1: Ulises Antonio Vega Castaneda - Sion Radamantys Galaviz Medina"] [Site "https://lichess.org/study/5l2rSxmn/YzCrJo27"] [White "Ulises Antonio Vega Castaneda"] [Black "Sion Radamantys Galaviz Medina"] [Result "0-1"] [BlackTitle "IM"] [UTCDate "2023.09.14"] [UTCTime "22:48:06"] [Variant "Standard"] [ECO "D01"] [Opening "Richter-Veresov Attack: Two Knights System"] [Annotator "https://lichess.org/@/FernandoSalazarJ"] 1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 h6 5. Bh4 e6 6. e4 g5 7. Bg3 Bb4 8. exd5 Nxd5 9. Qd3 c5 10. Nd2 Bxc3 11. bxc3 Qa5 12. Nb3 Qxc3+ 13. Qxc3 Nxc3 14. dxc5 Ne4 15. Bb5 a6 16. Bxd7+ Bxd7 17. Bc7 Rc8 18. Bb6 Ba4 19. O-O Ke7 20. Rfe1 Bxb3 21. Rxe4 Bxc2 22. Rd4 f6 23. Rc1 Bg6 24. Rcd1 Be8 25. f3 Bc6 26. Rd6 Kf7 27. Re1 Bd5 28. Rd7+ Kg6 29. a3 Rh7 30. Rxh7 Kxh7 31. Kf2 Kg6 32. Rd1 h5 33. Rd2 g4 34. Kg3 gxf3 35. gxf3 Kf5 36. Rd4 Rg8+ 37. Kf2 Rg7 38. Ba7 Rd7 39. Bb8 e5 40. Rb4 Bc6 41. Bd6 Rg7 42. Bb8 Ke6 43. Rh4 Rg5 44. Ke3 Rf5 45. Rh3 h4 46. f4 Rxf4 0-1