[Event "Pan American prep"]
[Site "Santiago de Chile"]
[Date "2018.06.30"]
[Round "1.3"]
[White "Lopez Langenbach, Rodrigo"]
[Black "Valderrama Troncoso, Mauricio"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1358"]
[BlackElo "1854"]
[PlyCount "67"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Bf4 b6 5. Rc1 Bb7 6. Nf3 0-0 7. e3 d6 8. Be2 Ne4 9. Qb3 Bxc3+ 10. bxc3 Nc6 11. 0-0 Na5 12. Qc2 c5 13. dxc5 bxc5 14. Rfd1 Qc7 15. Nd2 Nxd2 16. Rxd2 e5 17. Bg3 f5 18. f4 e4 19. Rcd1 Rfd8 20. Bf2 Rd7 21. g4 g6 22. gxf5 gxf5 23. Kh1 Bc6 24. Rg1+ Rg7 25. Rxg7+ Kxg7 26. Qd1 Nb7 27. Qg1+ Kh8 28. Bh4 Rf8 29. Bg5 Qg7 30. Bh5 Qxc3 31. Rg2 Qg7 32. Bh4 Qc3 33. Be7 Rb8 34. Bf7 1-0

[Event "Pan American prep"]
[Site "Santiago de Chile"]
[Date "2018.06.30"]
[Round "2.1"]
[White "Nauto Munoz, Isaias Ignacio"]
[Black "Lopez Langenbach, Rodrigo"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1988"]
[BlackElo "1358"]
[PlyCount "89"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Nd7 5. g3 d4 6. Bg2 Ngf6 7. 0-0 Bd6 8. h3 0-0 9. Nc4 Bc7 10. Re1 Re8 11. Nh4 b5 12. Nd2 Ba5 13. Rf1 h6 14. Qf3 Nh7 15. Nb3 Ng5 16. Bxg5 hxg5 17. Nf5 Bc7 18. c3 g6 19. Nh6+ Kg7 20. Ng4 Nf6 21. Nxf6 Qxf6 22. Qxf6+ Kxf6 23. cxd4 g4 24. h4 Bd7 25. dxe5+ Bxe5 26. d4 Bc7 27. Rac1 Bb6 28. e5+ Kg7 29. Bxc6 Bxc6 30. Rxc6 Red8 31. Rd1 Rd5 32. e6 fxe6 33. Rxe6 Rad8 34. Re4 Kf6 35. Rxg4 a5 36. Rc1 R8d6 37. Rf4+ Rf5 38. Re4 a4 39. Nc5 Bxc5 40. Rxc5 Rxc5 41. dxc5 Rc6 42. Rb4 Rxc5 43. Kg2 g5 44. hxg5+ Kxg5 45. a3 1-0

[Event "Santiago IRT"]
[Site "Santiago de Chile"]
[Date "2018.03.08"]
[Round "1.15"]
[White "Roman Alvarez, Oscar Carlos"]
[Black "Lopez Langenbach, Rodrigo"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1845"]
[BlackElo "1400"]
[PlyCount "29"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 a6 3. c4 Bg7 4. Nc3 e6 5. Be3 d6 6. Qd2 Ne7 7. 0-0-0 0-0 8. h4 f5 9. Bg5 fxe4 10. Nxe4 b5 11. h5 Bb7 12. f3 d5 13. Nc5 Bc6 14. hxg6 Nxg6 15. Bxd8 1-0

