[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "8"]
[White "Norena Marin, Jeronimo"]
[Black "Castano Mejia, Juan Esteban"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1322"]
[BlackElo "1481"]
[PlyCount "73"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. e3 e6 4. Nf3 Be7 5. Bxf6 Bxf6 6. c4 b6 7. Nc3 Bb7 8. Rc1 d6 9. d5 e5 10. b4 0-0 11. c5 dxc5 12. bxc5 bxc5 13. Na4 e4 14. Nxc5 Bxd5 15. Nd4 c6 16. Qa4 Bxd4 17. Qxd4 Qa5+ 18. Rc3 Qc7 19. Bc4 Qf7 20. 0-0 Nd7 21. Bxd5 cxd5 22. Nxd7 Qxd7 23. Rc5 Rfd8 24. Rfc1 Qd6 25. Rc6 Qf8 26. R1c5 Rab8 27. g3 Kh8 28. Rxd5 Rxd5 29. Qxd5 h6 30. Qd4 Kh7 31. Rc7 a5 32. Qd5 Kg6 33. Rc6+ Kg5 34. h4+ Kg4 35. Qd1+ Kh3 36. Rg6 Qf7 37. Qf1# 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "9"]
[White "Salazar Yandun, Daniel Alexander"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1252"]
[BlackElo "1322"]
[PlyCount "59"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. c3 0-0 6. h3 Re8 7. Bc4 d5 8. Bb3 Bf5 9. Nbd2 c6 10. 0-0 Nbd7 11. Ne5 Ne4 12. g4 Nxe5 13. Nxe4 dxe4 14. Bxe5 Bxe5 15. gxf5 Bc7 16. fxg6 hxg6 17. Qg4 Qd6 18. Qg3 e6 19. Qxd6 Bxd6 20. f4 Kg7 21. Bc2 f5 22. Kf2 Rh8 23. Rh1 Rh6 24. Rag1 Rah8 25. Rg3 Be7 26. Ke2 Bh4 27. Rg2 Be7 28. Rg3 Bh4 29. Rg2 Be7 30. Rg3 1/2-1/2

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "7"]
[White "Hurtado, Juan Felipe"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1398"]
[BlackElo "1322"]
[PlyCount "81"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 a5 8. 0-0 Na6 9. Ne1 Ne8 10. Nd3 f5 11. a3 Nc5 12. Nxc5 dxc5 13. Bd2 Nd6 14. f3 f4 15. Na4 b6 16. b4 Ba6 17. Qc2 cxb4 18. axb4 h5 19. bxa5 g5 20. Nb2 Rf6 21. axb6 cxb6 22. Rxa6 Rxa6 23. c5 b5 24. cxd6 Raxd6 25. Rc1 Rf7 26. Qc5 Qb8 27. Bb4 Bf8 28. Qc8 Qxc8 29. Rxc8 Ra6 30. d6 Kg7 31. d7 Rxd7 32. Bxf8+ Kf7 33. Bxb5 Ra1+ 34. Bf1 Rd2 35. Ba3 Ke6 36. Rc3 g4 37. Nd3 Rdd1 38. Rc1 Raxc1 39. Bxc1 g3 40. hxg3 fxg3 41. Bg5 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1322"]
[BlackElo "1986"]
[PlyCount "97"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Qb6 5. Qc2 Bf5 6. dxc5 Bxc2 7. cxb6 e5 8. Bg3 axb6 9. Nf3 f6 10. Be2 Bxb1 11. Rxb1 Rxa2 12. 0-0 Bc5 13. Rfd1 Nge7 14. Bb5 Ra8 15. b4 Bd6 16. c4 0-0 17. cxd5 Nxb4 18. Nd4 Na2 19. Rb3 Rfc8 20. Bd7 Rc3 21. Be6+ Kh8 22. Rxb6 Bc5 23. Rxb7 exd4 24. exd4 Ba3 25. d6 Rxg3 26. dxe7 Nc3 27. Re1 Rd3 28. Bb3 Bxe7 29. Rbxe7 g6 30. Rc7 Ne2+ 31. Kf1 Nxd4 32. Bd5 Rb8 33. g3 Nb5 34. Rc5 Nc3 35. Bc4 Rd4 36. Bf7 Ne4 37. Rd5 Rxd5 38. Bxd5 Nc3 39. Bf3 Rb1 40. Rxb1 Nxb1 41. Ke2 Nc3+ 42. Kd3 Nb5 43. Kc4 Nd6+ 44. Kd5 Nf7 45. h4 Kg7 46. Ke6 Ne5 47. Be2 Nc6 48. Bd3 Nb4 49. Bc4 1/2-1/2

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "5"]
[White "Campo Jimenez, David"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1429"]
[BlackElo "1322"]
[PlyCount "33"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Bxc6 bxc6 7. Nc3 Be7 8. 0-0 Bf6 9. Be3 Ne7 10. Qf3 0-0 11. g4 d5 12. g5 Bxd4 13. Bxd4 dxe4 14. Nxe4 Nf5 15. Bc3 Qe7 16. Rae1 Kh8 17. Qh5 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Elejalde, Daniel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1322"]
[BlackElo "1461"]
[PlyCount "63"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 Nh5 5. Bg5 Be7 6. Bxe7 Qxe7 7. c3 Nf6 8. Bd3 Nbd7 9. Nbd2 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. Nf3 Qd6 13. Qc2 Bg4 14. Nd4 c5 15. Bb5+ Bd7 16. Nf5 Qf8 17. Bxd7+ Nxd7 18. 0-0-0 g6 19. Ng3 Qd6 20. Qe4+ dxe4 21. Rxd6 Ke7 22. Nxe4 f5 23. Rhd1 fxe4 24. Rxd7+ Ke6 25. f4 exf3 26. gxf3 b6 27. f4 Kf5 28. R1d5+ Kg4 29. Rg5+ Kh3 30. Rd2 Kh4 31. Rdg2 Rae8 32. Kd2 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.02.29"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Vargas Rodriguez, Santiago"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1322"]
[PlyCount "77"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. Bd3 Bg6 5. Nf3 e6 6. 0-0 a6 7. Bxg6 hxg6 8. Nbd2 Bd6 9. Bg3 g5 10. c4 f6 11. cxd5 exd5 12. a3 b6 13. Rc1 Qd7 14. Qc2 Nge7 15. e4 Bxg3 16. fxg3 dxe4 17. Qxe4 0-0-0 18. Nc4 Rde8 19. Rfd1 Nf5 20. Nxb6+ cxb6 21. Qxc6+ Qxc6 22. Rxc6+ Kb7 23. d5 Ne3 24. Rd3 Re4 25. Re6 Re8 26. Rxe4 Rxe4 27. d6 Kc8 28. d7+ Kd8 29. Nd4 Kxd7 30. Nf5+ Ke6 31. Nxe3 g6 32. Kf2 f5 33. Nc2 g4 34. Re3 Ke5 35. Nb4 Rxe3 36. Kxe3 g5 37. Nxa6 f4+ 38. Kf2 Ke4 39. b4 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.02.29"]
[Round "3"]
[White "Perez Tangarife, Simon"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1745"]
[BlackElo "1322"]
[PlyCount "45"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. e4 Nc6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 Bd7 7. Be2 g6 8. Be3 Bg7 9. 0-0 0-0 10. f4 Rc8 11. g4 Nxg4 12. Bxg4 Bxg4 13. Nxc6 Rxc6 14. Qxg4 Rxc4 15. f5 d5 16. Rad1 d4 17. Bg5 Qb6 18. Nd5 Qxb2 19. Nxe7+ Kh8 20. f6 Rc2 21. fxg7+ Kxg7 22. Bf6+ Kh6 23. Qh4# 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.10"]
[Round "8"]
[White "Norena Marin, Jeronimo"]
[Black "Sepulveda Brango, Alberto Enrique"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1368"]
[BlackElo "1231"]
[PlyCount "88"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 Nbd7 6. Bd3 0-0 7. c3 Qe7 8. 0-0 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bxe5 Qxe5 12. Nd2 Bg4 13. Be2 Bxe2 14. Qxe2 c6 15. Nf3 Qd6 16. Rad1 Qe6 17. Nd4 Qe7 18. Nf5 Qe5 19. Qf3 Rad8 20. Rd3 Qe4 21. Qxe4 Nxe4 22. Rfd1 Rfe8 23. c4 g6 24. Nh4 Nf6 25. cxd5 Rxd5 26. Rxd5 Nxd5 27. Rd4 f5 28. Nf3 Kg7 29. Kf1 Kf6 30. Nd2 Ke6 31. Nb3 b6 32. Rh4 Re7 33. Rc4 c5 34. Nc1 Kd6 35. Nd3 Rxe3 36. Nf4 Re4 37. Rxe4 fxe4 38. Nxd5 Kxd5 39. Ke2 Kd4 40. Kd2 h5 41. Ke2 c4 42. Kd2 b5 43. h3 b4 44. g3 c3+ 0-1

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.09"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1368"]
[PlyCount "91"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. h3 Bg7 5. e3 Nbd7 6. c4 b6 7. Nc3 Bb7 8. Be2 h6 9. 0-0 0-0 10. Rc1 Rc8 11. a3 Nh7 12. b4 e5 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Bg3 Qxd1 16. Rfxd1 a6 17. Nd5 Bxd5 18. Rxd5 Rfe8 19. Rcd1 Ng5 20. f3 f5 21. Bf2 Nf7 22. c5 b5 23. Rd7 Ng5 24. h4 Ne6 25. g3 Ra8 26. R1d2 e4 27. fxe4 a5 28. exf5 axb4 29. axb4 gxf5 30. Bxb5 Ra1+ 31. Kg2 Rb1 32. Rxg7+ Nxg7 33. Bxe8 Nxe8 34. Rd4 Rb2 35. Kf3 Nf6 36. Be1 Kf7 37. Rf4 Rb1 38. Bc3 Rf1+ 39. Ke2 Rxf4 40. exf4 Nd5 41. Kd3 Kg6 42. Kd4 c6 43. b5 cxb5 44. Kxd5 Kh5 45. c6 Kg4 46. c7 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.09"]
[Round "7"]
[White "Ramirez Andrade, Leonardo Jesus"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1795"]
[BlackElo "1368"]
[PlyCount "53"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nd7 5. Bc4 e5 6. 0-0 Ngf6 7. Be3 0-0 8. Qe2 a5 9. a4 Re8 10. Rae1 Nf8 11. dxe5 Ng4 12. exd6 Nxe3 13. Qxe3 Qxd6 14. Nb5 Qc6 15. Bd5 Qd7 16. Rd1 c6 17. Bb3 Qg4 18. Nd6 Re7 19. Nxf7 Rxf7 20. Ng5 Be6 21. Nxf7 Bxf7 22. Bxf7+ Kxf7 23. Qb3+ Kf6 24. Qxb7 Rc8 25. Rd6+ Ke5 26. Qe7+ Kf4 27. Qxg7 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.08"]
[Round "5"]
[White "Carvajal Barreto, Misael Camilo"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1685"]
[BlackElo "1368"]
[PlyCount "87"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 Nd7 5. 0-0 e5 6. dxe5 dxe5 7. Nc3 Ne7 8. e4 0-0 9. Qe2 c6 10. b3 f5 11. Ng5 Nb6 12. Be3 Qe8 13. Rad1 h6 14. Nf3 g5 15. Nd2 f4 16. Bc5 Nd7 17. Ba3 b5 18. g4 Nf6 19. h3 a5 20. Bc5 Ba6 21. b4 axb4 22. Bxb4 c5 23. Ncb1 cxb4 24. Nb3 Rc8 25. Rd2 Nd7 26. Rd6 Bb7 27. Qxb5 Bc6 28. Qxb4 Rf6 29. Rd2 Bf8 30. Rfd1 Ng6 31. Qa5 f3 32. Bf1 Ra8 33. Qc7 Rc8 34. Qa7 Ra8 35. Qe3 Rxa2 36. Nc3 Ra8 37. Bc4+ Kg7 38. Bd5 Bxd5 39. Nxd5 Rc6 40. Qxf3 Nf4 41. Nxf4 exf4 42. Rxd7+ Be7 43. Qd3 Rd8 44. Rxd8 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.08"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Castro Herrera, Juan Sebastian"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1368"]
[BlackElo "1375"]
[PlyCount "51"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. h3 0-0 6. Bd3 Bd7 7. 0-0 Nc6 8. c3 a5 9. Nbd2 a4 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 a3 13. b3 e6 14. Re1 Re8 15. Qd2 f5 16. Bd3 Ne7 17. Bg5 Kf7 18. Bc4 Rh8 19. Qe2 Kf8 20. Bxe6 Bxe6 21. Qxe6 Qe8 22. Bxe7+ Qxe7 23. Qxe7+ Kg8 24. Ng5 Rf8 25. Qe6+ Rf7 26. Qxf7# 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.07"]
[Round "3"]
[White "Moreno Marino, Juan Nicolas"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "1928"]
[BlackElo "1368"]
[PlyCount "61"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. c4 Bg7 3. Nc3 d6 4. d4 Nf6 5. h3 0-0 6. Be3 e5 7. d5 Nh5 8. g3 Nd7 9. Be2 Nhf6 10. Nf3 Re8 11. Qc2 a6 12. 0-0-0 b6 13. g4 Nc5 14. Rdg1 Bb7 15. h4 Qc8 16. Nd2 Kf8 17. g5 Ng8 18. h5 Rb8 19. Nf3 Ne7 20. Nh2 c6 21. hxg6 Nxg6 22. Ng4 cxd5 23. cxd5 b5 24. Nf6 Re7 25. Rxh7 b4 26. Bg4 Qc7 27. Ne2 b3 28. axb3 Nxb3+ 29. Kb1 Na5 30. Qxc7 Rxc7 31. Bb6 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.07"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Balza Gil, Salvatore"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1368"]
[BlackElo "1033"]
[PlyCount "69"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 c6 5. Nc3 e6 6. Nf3 Ne4 7. Nxe4 dxe4 8. Nd2 c5 9. Nb3 cxd4 10. Qxd4 Nc6 11. Qd1 Qxd1+ 12. Rxd1 Ke7 13. Bd6+ Kf6 14. c5 Rd8 15. Rg1 h6 16. g4 Bh7 17. h4 g5 18. h5 b6 19. Bb5 Nb4 20. Be5+ Ke7 21. Rxd8 Kxd8 22. Bxh8 Nc2+ 23. Kd2 Nb4 24. Bf6+ Kc7 25. cxb6+ Kxb6 26. Be8 Nd5 27. Bd4+ Ka6 28. Rc1 Bb4+ 29. Ke2 f5 30. Nc5+ Ka5 31. a3 Nf4+ 32. exf4 Bxc5 33. Rxc5+ Ka6 34. Rc7 gxf4 35. Rxa7# 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.06"]
[Round "1"]
[White "Londono Lopez, Donaldo Eliuver"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2070"]
[BlackElo "1368"]
[PlyCount "49"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. h4 Nbd7 6. h5 Nxh5 7. Rxh5 gxh5 8. Qxh5 Nf6 9. Qg5 Rg8 10. f3 c6 11. 0-0-0 a6 12. Bd3 h6 13. Qh4 b5 14. g4 Rh8 15. Nh3 Nd7 16. Qf2 a5 17. Nf4 Ba6 18. Nh5 Bf6 19. f4 b4 20. Bxa6 Rxa6 21. Ne2 a4 22. e5 Bxe5 23. fxe5 b3 24. cxb3 Kf8 25. Rf1 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.05"]
[Round "9"]
[White "Gomez Silva, Maximiliano"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1364"]
[BlackElo "1370"]
[PlyCount "46"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. d3 e5 7. Nf3 Nc6 8. 0-0 Bg4 9. Be3 Bd6 10. h3 Bh5 11. Re1 0-0 12. Bg5 Bxf3 13. Qxf3 Qxg5 14. Nb5 Be7 15. Qg4 Qxg4 16. hxg4 a6 17. Nc7 Rac8 18. Nd5 Nxd5 19. Bxd5 Bf6 20. Be4 Nd4 21. Rac1 b5 22. Kh2 Bg5 23. Rcd1 Nxc2 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.05"]
[Round "8"]
[White "Norena Marin, Jeronimo"]
[Black "Zea Parra, Luis Estiven"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1370"]
[BlackElo "1477"]
[PlyCount "23"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Be7 8. Be3 0-0 9. Be2 Qd7 10. b4 b5 11. Qb3 e5 12. Nc2 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.04"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Toro Ramirez, Samuel"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1370"]
[BlackElo "1421"]
[PlyCount "60"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 d6 6. h3 a6 7. Bb3 0-0 8. 0-0 Ba7 9. Re1 Be6 10. Bc2 h6 11. Nbd2 Re8 12. Nf1 d5 13. d4 Nxe4 14. Bxe4 dxe4 15. Nxe5 Nxe5 16. dxe5 Qxd1 17. Rxd1 Bf5 18. Bf4 c6 19. Ng3 Bg6 20. Rd7 Bb8 21. Rxb7 Bxe5 22. Bxe5 Rxe5 23. Rd1 Rb5 24. Rxb5 axb5 25. a3 Kf8 26. Kf1 Ke7 27. Ke2 Ke6 28. Ke3 f5 29. Ne2 Be8 30. g4 g6 1/2-1/2

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.04"]
[Round "6"]
[White "Zea Parra, Luis David"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "A03"]
[BlackElo "1370"]
[PlyCount "52"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. f4 d5 2. d3 Nf6 3. g3 Nc6 4. Bg2 e5 5. Nc3 Bc5 6. Bd2 Be6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Qd4 10. Qe2 Qxb2 11. Rc1 Nd4 12. Qd1 exf4 13. Bxf4 f5 14. Bg2 0-0 15. Be5 Nxc2+ 16. Rxc2 Qxe5+ 17. Re2 Qc3+ 18. Kf1 Rae8 19. Nf3 Bd5 20. Rc2 Qb4 21. Qc1 Bb6 22. Nd2 Bxg2+ 23. Kxg2 Re2+ 24. Kf1 Rf2+ 25. Ke1 Re8+ 26. Kd1 Qg4+ 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.03"]
[Round "4"]
[White "Giraldo, Emanuel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1680"]
[BlackElo "1370"]
[PlyCount "68"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Be2 Nxd5 4. d4 Bf5 5. Nf3 e6 6. a3 a6 7. c4 Nf6 8. Nc3 Nbd7 9. 0-0 g6 10. d5 Bg7 11. Nd4 h5 12. dxe6 fxe6 13. Nxf5 exf5 14. Bf3 Nc5 15. Re1+ Kf7 16. Bg5 Qxd1 17. Raxd1 Rhe8 18. Nd5 Nxd5 19. Bxd5+ Kf8 20. b4 Ne4 21. Bxe4 fxe4 22. Rd7 Rac8 23. c5 Be5 24. g3 Bb2 25. Rb1 Bg7 26. Rb3 b6 27. f3 exf3 28. Rxf3+ Kg8 29. Rff7 Bc3 30. Bf6 Bxf6 31. Rxf6 Re1+ 32. Kg2 Rce8 33. Rxg6+ Kf8 34. cxb6 cxb6 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.03"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Palomeque Parra, Yuvinson"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1370"]
[BlackElo "1522"]
[PlyCount "32"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 d6 5. h3 Na5 6. Bb3 Nxb3 7. axb3 Nf6 8. 0-0 Bd7 9. Re1 Be6 10. c4 c5 11. Bd2 0-0 12. b4 cxb4 13. Bxb4 a5 14. Ba3 b6 15. Nc3 Nh5 16. Nxe5 dxe5 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.02"]
[Round "2"]
[White "Diaz Larrea, Juan Manuel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1745"]
[BlackElo "1370"]
[PlyCount "65"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nc3 g6 6. Be3 Bg7 7. Rc1 0-0 8. Be2 Nc6 9. Nf3 Bf5 10. 0-0 Re8 11. h3 h5 12. d5 Ne5 13. Qb3 Qc8 14. Nxe5 Bxe5 15. c5 Nd7 16. g4 hxg4 17. hxg4 Nxc5 18. Bxc5 Bxg4 19. Qc4 Bh3 20. Rfe1 Qf5 21. Be3 g5 22. Qd3 Qf6 23. Ne4 Qh8 24. Bxg5 Bf5 25. f4 Bd4+ 26. Kg2 Bxb2 27. Rxc7 Qg7 28. Rxb7 Bc3 29. Rc1 Rac8 30. Bf3 Bxe4 31. Bxe4 Bf6 32. Rxc8 Rxc8 33. Qg3 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.02"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Florez, Nestor Enrique"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "1370"]
[PlyCount "72"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. c4 Be7 7. Nc3 a6 8. Be3 Nbd7 9. Be2 0-0 10. Qd2 Qc7 11. 0-0 b6 12. Rac1 Bb7 13. a3 Rac8 14. b4 Rfd8 15. Nb3 Qb8 16. Rfd1 d5 17. exd5 exd5 18. Nxd5 Nxd5 19. cxd5 Nf6 20. Bf4 Bd6 21. Bxd6 Qxd6 22. Qg5 h6 23. Qf5 Rxc1 24. Rxc1 Qxd5 25. Qxd5 Rxd5 26. Rc7 Rd7 27. Rxd7 Nxd7 28. Nd4 g6 29. Kf2 Kg7 30. g3 Kf6 31. f4 Nf8 32. Ke3 Ne6 33. Bd3 Nxd4 34. Kxd4 g5 35. a4 gxf4 36. gxf4 Ke6 1/2-1/2

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.01"]
[Round "1"]
[White "Norena Marin, Jeronimo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1370"]
[BlackElo "1850"]
[PlyCount "36"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 c5 8. 0-0 cxd4 9. Qxd4 Qxd4 10. Nxd4 a6 11. Bf4 b5 12. Bb3 Bc5 13. Rad1 Bb7 14. c4 Rd8 15. Be3 bxc4 16. Bxc4 Nd5 17. Bxd5 Rxd5 18. Nc2 Be7 1/2-1/2

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.22"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Osorio Ruiz, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1359"]
[PlyCount "111"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 Nc6 7. Nc3 g6 8. Be3 Bg7 9. Be2 Bd7 10. Qd2 0-0 11. 0-0 Rc8 12. Rac1 Nxd4 13. Bxd4 Bc6 14. Nd5 Nxd5 15. cxd5 Bd7 16. Bxg7 Kxg7 17. Qd4+ f6 18. Qb4 b5 19. g4 Qb6+ 20. Kg2 Qe3 21. Rxc8 Rxc8 22. Bd1 Qb6 23. Qd2 b4 24. h4 a5 25. h5 Qc5 26. hxg6 hxg6 27. Rh1 Qc1 28. Qxc1 Rxc1 29. Bb3 Rxh1 30. Kxh1 Kh6 31. Kg2 g5 32. Bc4 Kg7 33. Kg3 Kf7 34. f4 Ke8 35. f5 Kd8 36. Kf3 Kc7 37. Ke3 Kb7 38. Kd3 Kb6 39. Kd4 Ba4 40. Be2 Bb5 41. Bc4 a4 42. b3 Be8 43. Be2 Bd7 44. Bf1 Ka5 45. Be2 Bc8 46. Bf1 Bb7 47. Be2 Ba6 48. Bxa6 Kxa6 49. Kc4 Ka5 50. Kd4 Kb5 51. Ke3 axb3 52. axb3 Kb6 53. Kd4 Kb5 54. Ke3 Kb6 55. Kd4 Kb5 56. Ke3 1/2-1/2

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.22"]
[Round "6"]
[White "Vallejo, Diego"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1799"]
[BlackElo "1359"]
[PlyCount "97"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Be2 Nc6 6. h3 Bh5 7. Nc3 Qd7 8. g4 Bg6 9. Bb5 0-0-0 10. Be3 Qd6 11. Qe2 e6 12. 0-0-0 Nb4 13. Ne5 Nfd5 14. Nxd5 Qxd5 15. Bc4 Qa5 16. Nxg6 hxg6 17. Kb1 Be7 18. Qf3 Rhf8 19. Rhe1 Bf6 20. Qg3 g5 21. f4 Rd7 22. fxg5 Bxg5 23. Bxg5 Qxg5 24. Re5 Qg6 25. Qb3 Nc6 26. Ree1 Nxd4 27. Qa4 a6 28. Bxa6 bxa6 29. Rxd4 Rxd4 30. Qxd4 Rd8 31. Qc4 Rd6 32. a3 Qf6 33. Re3 Rb6 34. Rc3 Qe7 35. Qd4 Qd6 36. Qxg7 Qd1+ 37. Ka2 Qc1 38. b3 Qd2 39. Kb2 Qf4 40. Qf8+ Kb7 41. Qc5 Qd6 42. Qxd6 Rxd6 43. Rf3 Rd7 44. h4 e5 45. h5 e4 46. Re3 Re7 47. Kc3 c5 48. Kc4 Kc6 49. b4 1-0

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.21"]
[Round "4"]
[White "Briceno Suarez, Elisabet"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1002"]
[BlackElo "1359"]
[PlyCount "74"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Nf3 Bf5 5. d3 e6 6. 0-0 Bc5 7. Bxd5 Qxd5 8. Nc3 Qd6 9. h3 a6 10. b3 Nc6 11. Bb2 0-0-0 12. Nh4 Bd4 13. Qf3 Qe5 14. Rfe1 Qf6 15. Nxf5 exf5 16. Nd5 Rxd5 17. Qxd5 Bxb2 18. Rad1 Rd8 19. Qc4 Bc3 20. Re2 Bb4 21. g4 Rd4 22. Re8+ Kd7 23. Re3 Rxc4 24. dxc4+ Bd6 25. c5 fxg4 26. cxd6 gxh3 27. dxc7+ Kxc7 28. Kh2 Qxf2+ 29. Kxh3 Qxe3+ 30. Kh4 Ne5 31. Rf1 Nf3+ 32. Kh3 Nd2+ 33. Kg2 Nxf1 34. Kxf1 h5 35. Kg2 h4 36. Kh2 Qg3+ 37. Kh1 h3 0-1

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.21"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Cabrera Novoa, Roxana"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1359"]
[BlackElo "1186"]
[PlyCount "65"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. Nc3 Bg4 7. Be2 Nc6 8. d4 d5 9. h3 Bh5 10. 0-0 Bb4 11. Qd3 Bg6 12. Qe3+ Qe7 13. Nb5 0-0-0 14. Nxa7+ Nxa7 15. Ne5 Bxc2 16. Bd2 Bxd2 17. Qxd2 Bf5 18. Rac1 Ne4 19. Qa5 Kb8 20. Bb5 f6 21. Nc6+ Nxc6 22. Rxc6 Nd6 23. Re1 Qf7 24. Rc3 Nxb5 25. Qxb5 Rhe8 26. Rec1 Re7 27. Rb3 b6 28. Ra3 c5 29. Qxb6+ Rb7 30. Qxd8+ Bc8 31. Rxc5 Qd7 32. Rxc8+ Qxc8 33. Ra8+ 1-0

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.19"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Lujan Gil, Mateo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1359"]
[PlyCount "44"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. h3 b5 7. Bd3 0-0 8. Qd2 Qc7 9. 0-0 Nbd7 10. Rfe1 Bb7 11. Bg5 e5 12. dxe5 dxe5 13. Qe3 a6 14. Rad1 Rfe8 15. Be2 Nf8 16. Rd2 Ne6 17. Red1 Nxg5 18. Qxg5 b4 19. Na4 Nxe4 20. Rd7 Qxd7 21. Rxd7 Nxg5 22. Nxg5 Bc8 0-1

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2022.05.18"]
[Round "1"]
[White "Perez Arroyave, Damian"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1836"]
[BlackElo "1359"]
[PlyCount "49"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Bd7 5. Bc4 Bf5 6. Nc3 Nbd7 7. Nf3 a6 8. 0-0 Nb6 9. Bd3 Bg6 10. Bg5 Nbxd5 11. Re1 e6 12. Nxd5 Qxd5 13. c4 Qd7 14. Ne5 Qd6 15. c5 Qd8 16. Bxg6 hxg6 17. Qb3 Qd5 18. Qa4+ c6 19. Rad1 Be7 20. Qb4 Rb8 21. Bf4 g5 22. Bxg5 b6 23. Bf4 Rb7 24. Qa4 b5 25. Qxa6 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "7"]
[White "Finley Rosero, Karol Valentina"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1473"]
[BlackElo "1375"]
[PlyCount "89"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. 0-0 Nc6 7. Nbc3 Qh5 8. Ng3 Qxd1 9. Rxd1 0-0-0 10. Be3 e6 11. a3 Be7 12. Nce4 Nd5 13. c4 Nb6 14. c5 Nd5 15. Nc3 Na5 16. Nxd5 Rxd5 17. b4 Nc4 18. Rdc1 Nxe3 19. fxe3 e5 20. Nf5 Bg5 21. h4 exd4 22. e4 Rxf5 23. exf5 Bxc1 24. Rxc1 Re8 25. Rd1 Re4 26. g3 Kd7 27. Kf2 Kc6 28. Kf3 Kd5 29. Rd3 Re3+ 30. Rxe3 dxe3 31. Kxe3 Kc4 32. g4 Kb3 33. Kd3 Kxa3 34. Kc4 Kb2 35. g5 Kc2 36. h5 Kd2 37. g6 hxg6 38. f6 gxf6 39. h6 f5 40. h7 f4 41. h8Q f3 42. Qb2+ Ke3 43. Qc3+ Ke2 44. Qe5+ Kd2 45. Kd4 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Zea Parra, Luis Estiven"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1375"]
[PlyCount "100"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. c3 Nf6 6. 0-0 0-0 7. h3 d5 8. exd5 Nxd5 9. Re1 Nb6 10. Bb3 Re8 11. Be3 Bxe3 12. Rxe3 Bf5 13. Bc2 Qf6 14. Nbd2 Rad8 15. Ne4 Bxe4 16. Rxe4 Nd7 17. Qe2 Nc5 18. Re3 Re7 19. Re1 Rde8 20. b4 Nd7 21. b5 Nd8 22. d4 Kf8 23. dxe5 Qb6 24. Qd3 g6 25. c4 Qc5 26. Qc3 Ne6 27. Nh4 Qd4 28. Qxd4 Nxd4 29. Bxg6 Kg7 30. Bf5 Ne6 31. Rg3+ Kh8 32. Bxe6 Rxe6 33. Nf5 Nxe5 34. Ng7 Nf3+ 35. gxf3 Rxe1+ 36. Kg2 Rg8 37. Nf5 Rxg3+ 38. Kxg3 Kh7 39. Ne3 Ra1 40. Nd5 c6 41. bxc6 bxc6 42. Nb4 c5 43. Na6 Rxa2 44. Nxc5 Rc2 45. Nd7 Rxc4 46. Ne5 Rc7 47. Nd3 a5 48. Nb2 Rb7 49. Na4 Rb4 50. Nc3 Rc4 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Bermudez Rojas, Alejandro"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1375"]
[PlyCount "47"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. c3 g6 6. 0-0 Bg7 7. h3 0-0 8. Re1 Na5 9. Bb3 Nxb3 10. axb3 c6 11. Nbd2 d5 12. exd5 cxd5 13. Nxe5 Nh5 14. Ndf3 Re8 15. d4 f6 16. Ng4 Rxe1+ 17. Qxe1 Bf5 18. Nh6+ Bxh6 19. Bxh6 g5 20. g4 Be4 21. gxh5 Bxf3 22. Qe6+ Kh8 23. Qf7 Qc8 24. Qg7# 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "5"]
[White "Ortega Leon, Jaime"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1573"]
[BlackElo "1375"]
[PlyCount "106"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 Qxd5 5. Nc3 Qf5 6. 0-0 Nc6 7. d3 0-0-0 8. Be3 e5 9. Nh4 Bxe2 10. Nxf5 Bxd1 11. Raxd1 Nd4 12. Bxd4 exd4 13. Ne2 c5 14. a4 g6 15. Nfg3 Bd6 16. f3 Nd5 17. Rd2 Ne3 18. Ra1 f5 19. b3 h5 20. Nf1 Rde8 21. c4 dxc3 22. Nxc3 Be5 23. Rc1 Nxf1 24. Kxf1 Bf4 25. Rcd1 Bxd2 26. Rxd2 Rd8 27. Ne2 g5 28. Ng3 Rd5 29. Kf2 h4 30. Nf1 f4 31. h3 Rhd8 32. Ke2 Re5+ 33. Kd1 Rde8 34. Nh2 Re1+ 35. Kc2 R1e2 36. Ng4 Rxd2+ 37. Kxd2 Kc7 38. Nf6 Re6 39. Ne4 Re5 40. Kc3 Kc6 41. Kc4 a6 42. a5 Rd5 43. Kc3 b5 44. axb6 Kxb6 45. Nd2 Kb5 46. Nc4 Rd7 47. Na3+ Kb6 48. Nc4+ Kb5 49. Nd2 a5 50. Nc4 Re7 51. Nd6+ Kc6 52. Ne4 Re5 53. Kc4 Rd5 1/2-1/2

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Bolano Merino, Sebastian"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1375"]
[PlyCount "107"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Be3 0-0 8. Nc3 Bd7 9. Be2 Nc6 10. Qd2 Re8 11. 0-0 Rb8 12. Rab1 Qc7 13. Rfc1 a6 14. b4 Nxd4 15. Bxd4 e5 16. Be3 Be6 17. Nd5 Qd7 18. Nb6 Qc7 19. Nd5 Qd7 20. Nb6 Qd8 21. a4 Nd7 22. a5 Nxb6 23. Bxb6 Qc8 24. Qxd6 Qc6 25. Qxc6 bxc6 26. Rd1 Bf8 27. c5 Ra8 28. Bc7 f5 29. Bd3 Re7 30. Bxe5 Ba2 31. Rb2 Rxe5 32. Rxa2 fxe4 33. Bxe4 Rb8 34. Rd4 Bg7 35. Rad2 Bf6 36. Kf2 Bh4+ 37. g3 Bf6 38. Bxc6 Re6 39. Bd5 Bxd4+ 40. Rxd4 Kf7 41. Re4 Rbe8 42. Bxe6+ Rxe6 43. Rxe6 Kxe6 44. b5 axb5 45. a6 b4 46. a7 b3 47. a8Q b2 48. Qb7 b1Q 49. Qxb1 Kd7 50. Qb5+ Ke6 51. Qb7 Kf6 52. c6 Kg5 53. h4+ Kh5 54. Qxh7# 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "3"]
[White "Rico Duran, Juan Sebastian"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1672"]
[BlackElo "1375"]
[PlyCount "53"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 c5 5. Bg2 Nbd7 6. cxd5 Nxd5 7. e4 N5f6 8. Nc3 Be7 9. 0-0 Nb6 10. e5 Nfd5 11. Ne4 c4 12. Bg5 0-0 13. Bxe7 Qxe7 14. a3 Bd7 15. Qd2 Bb5 16. Rfc1 h6 17. Nd6 Ba6 18. Bf1 Qc7 19. Qa5 Rfd8 20. Nd2 Rxd6 21. exd6 Qxd6 22. Bxc4 Nxc4 23. Nxc4 Qe7 24. Ne3 Nxe3 25. fxe3 Bd3 26. Qe5 Bg6 27. Rc7 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.16"]
[Round "1"]
[White "Diaz Larrea, Juan Manuel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1692"]
[BlackElo "1375"]
[PlyCount "61"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. 0-0 Nc6 7. Nbc3 Qh5 8. Ng3 Qxd1 9. Rxd1 0-0-0 10. Be3 e6 11. Nce4 Be7 12. c4 Kb8 13. a3 h5 14. Ng5 Rhf8 15. f3 h4 16. N3e4 Nxe4 17. Nxe4 Na5 18. Rac1 Nb3 19. Rc3 Nc5 20. b4 Nxe4 21. fxe4 f5 22. exf5 exf5 23. Bf4 g5 24. Be5 Rfe8 25. Re3 Bd6 26. Rde1 Bxe5 27. Rxe5 Rf8 28. d5 g4 29. Rf1 f4 30. Re4 f3 31. Rxg4 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.28"]
[Round "9"]
[White "Norena Marin, Jeronimo"]
[Black "Rivera, Luis Enrique"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1418"]
[BlackElo "1761"]
[PlyCount "21"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Nc3 Bb4 7. f3 Qc7 8. Qd2 d5 9. Bd3 e5 10. 0-0 exd4 11. Bxd4 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.27"]
[Round "8"]
[White "Jimenez Mendez, William"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1548"]
[BlackElo "1418"]
[PlyCount "64"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. 0-0 Nc6 7. c4 Qxc4 8. Nbc3 0-0-0 9. Be3 e5 10. b3 Qe6 11. Rc1 a6 12. Qd3 e4 13. Qc4 Nd5 14. Nxd5 Qxd5 15. Nf4 Qxc4 16. Rxc4 Nb4 17. a3 Nd3 18. Nxd3 exd3 19. Rd1 Bd6 20. b4 f5 21. f4 Rhe8 22. Rxd3 Re4 23. g3 Rde8 24. Rcc3 Kd7 25. Kf2 Ke7 26. Kf3 Kf6 27. d5 h6 28. Bd4+ Kf7 29. h4 R8e7 30. Bc5 h5 31. Bxd6 cxd6 32. Rc8 Rd7 1/2-1/2

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Manrique Bermudez, Josue"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1418"]
[BlackElo "1352"]
[PlyCount "72"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. f3 Qb6 8. Qd2 Nxe4 9. fxe4 Nxd4 10. Na3 Qf6 11. 0-0-0 Nc6 12. Be2 0-0 13. h4 a6 14. h5 b5 15. c5 Qe6 16. Qd5 Qf6 17. Qd2 Bb7 18. Bf3 Ne5 19. Rh3 a5 20. hxg6 fxg6 21. Bd4 Qe6 22. Kb1 b4 23. Nc2 Nxf3 24. Rxf3 Bxe4 25. Re3 Qf5 26. Bxg7 Bxc2+ 27. Qxc2 Qxc2+ 28. Kxc2 Rf2+ 29. Kc1 Kxg7 30. Rxe7+ Kf6 31. Rdxd7 Rxg2 32. Rxh7 Re8 33. Rhf7+ Kg5 34. c6 Ree2 35. Rd5+ Kh6 36. Rc5 Re1# 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Mena Nieto, Cristian David"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1418"]
[BlackElo "1527"]
[PlyCount "60"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Be3 0-0 8. Be2 Nc6 9. 0-0 Bd7 10. Qd2 Rb8 11. Nc3 a6 12. Rab1 Re8 13. a3 Qa5 14. b4 Qc7 15. a4 Na7 16. Rbc1 e5 17. Nc2 b5 18. cxb5 axb5 19. a5 Rec8 20. Na3 Bc6 21. Naxb5 Nxb5 22. Nxb5 Qd7 23. Na7 Rb7 24. Bb6 Rxa7 25. Rxc6 Rb7 26. Rxd6 Qe7 27. Bb5 Bf8 28. Rc1 Qxd6 29. Qxd6 Bxd6 30. Rb1 Rc2 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "5"]
[White "Sanchez Ospina, William"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1506"]
[BlackElo "1418"]
[PlyCount "62"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 Bf5 4. e3 c5 5. c3 e6 6. Nbd2 Nc6 7. Be2 Qb6 8. Qb3 c4 9. Qxb6 axb6 10. 0-0 h6 11. Rfe1 b5 12. b4 Be7 13. Ne5 Nxe5 14. Bxe5 0-0 15. h3 Ra3 16. g4 Bg6 17. Rec1 Rfa8 18. Bf3 Rxa2 19. Rxa2 Rxa2 20. Nf1 Ne4 21. Bxe4 Bxe4 22. Bg3 f5 23. Nh2 Bg5 24. Nf1 Kh7 25. h4 Be7 26. Nh2 g6 27. gxf5 exf5 28. Nf1 Bf3 29. Nh2 Be4 30. Nf1 Bf3 31. Nh2 Be4 1/2-1/2

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Acero Vargas, Cristian Camilo"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "1418"]
[BlackElo "1729"]
[PlyCount "56"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. g4 Nc6 10. Ne2 cxd4 11. Nexd4 Qb4+ 12. Kf2 Qxb2 13. Nxc6 bxc6 14. Bg2 Qb6+ 15. Kg3 f6 16. Re1 0-0 17. Nd4 Nc5 18. Rb1 Qc7 19. Qd2 Bd7 20. Qb4 fxe5 21. fxe5 Ne4+ 22. Bxe4 Qxe5+ 23. Kg2 dxe4 24. Nb3 c5 25. Nxc5 Bc6 26. Qb6 Rac8 27. Re3 Qf4 28. Kh3 Qxe3+ 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "3"]
[White "Realpe Amaya, Yeirson Dario"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1593"]
[BlackElo "1418"]
[PlyCount "121"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. d4 Bf5 5. Bc4 e6 6. Nf3 Nc6 7. h3 Ndb4 8. Bb3 Qd7 9. a3 Nd5 10. Nxd5 exd5 11. Ba4 f6 12. 0-0 0-0-0 13. Bf4 Bd6 14. Bxd6 Qxd6 15. Re1 g5 16. c3 h5 17. Rc1 g4 18. Nh4 Bd7 19. Bxc6 Qxc6 20. Ng6 Rh7 21. Re7 Rh6 22. Rg7 Qe6 23. h4 Qe4 24. Ne7+ Kb8 25. Qe1 f5 26. Qxe4 dxe4 27. Rg5 Rf8 28. Ng6 Rg8 29. Ne5 Be6 30. d5 Bxd5 31. Rd1 Rxg5 32. hxg5 Rd6 33. c4 Be6 34. Rxd6 cxd6 35. Ng6 Kc7 36. b3 Kd7 37. Nf4 h4 38. g6 Ke7 39. g7 Bg8 40. Ng6+ Kf6 41. Nxh4 Kg5 42. g3 f4 43. Ng2 fxg3 44. fxg3 Kg6 45. Ne3 Kxg7 46. Nxg4 Be6 47. Ne3 Kf6 48. Kf2 Kg5 49. Ke2 Kf6 50. Kd2 Ke5 51. Kc3 b6 52. Kd2 Kf6 53. Nc2 Kg5 54. Nd4 Bd7 55. Ke3 Bf5 56. Nxf5 Kxf5 57. g4+ Kxg4 58. Kxe4 Kg3 59. b4 Kf2 60. Kd5 Ke3 61. Kxd6 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.23"]
[Round "1"]
[White "Calle, Edwin Fernando"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1887"]
[BlackElo "1418"]
[PlyCount "93"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5 4. Nc3 Nb6 5. Bb3 c5 6. d3 e5 7. Be3 Nc6 8. Nf3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Qe2 Be7 12. 0-0-0 Nd4 13. Bxd4 exd4 14. Ne4 0-0 15. Ne5 Bg5+ 16. Kb1 Bxe4 17. Qxe4 Qf6 18. h4 Bf4 19. Nc4 Nxc4 20. Bxc4 Rab8 21. Rh3 Rfe8 22. Qd5 Re5 23. Qxf7+ Qxf7 24. Bxf7+ Kxf7 25. Rf3 Rbe8 26. Rxf4+ Kg8 27. a4 R8e6 28. Rg1 b5 29. axb5 Rb6 30. Rg3 Rxb5 31. Rgf3 Re8 32. Re4 Reb8 33. b3 a5 34. Kc1 Rb4 35. Re5 Rc8 36. Rff5 Rb5 37. Re7 Rf8 38. Rd5 Rxf2 39. Rd8+ Rf8 40. Rdd7 Rf4 41. Rxg7+ Kf8 42. Rxh7 Kg8 43. Rdg7+ Kf8 44. h5 Rb6 45. Ra7 Kg8 46. Rhg7+ Kf8 47. g5 1-0

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.18"]
[Round "8"]
[White "Castano Vasquez, Guillermo"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1600"]
[BlackElo "1334"]
[PlyCount "37"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. c3 Bf5 7. Nf3 0-0-0 8. Be2 e5 9. 0-0 exd4 10. cxd4 Nxd4 11. Nxd4 Qxd4 12. Qxd4 Rxd4 13. Be3 Ra4 14. Rfd1 Bd6 15. a3 Bc2 16. Rxd6 cxd6 17. Rc1 Rxa3 18. Rxc2+ Kd8 19. bxa3 1-0

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.18"]
[Round "9"]
[White "Norena Marin, Jeronimo"]
[Black "Zapata, Olga Maria"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "1334"]
[BlackElo "1618"]
[PlyCount "100"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bf4 Nf6 8. Bd3 Bxd3 9. Qxd3 Nd5 10. Bxb8 Rxb8 11. 0-0 Bd6 12. c4 Nf4 13. Qe3 0-0 14. Ne5 Ng6 15. Rad1 Qc7 16. Rfe1 Nxe5 17. dxe5 Be7 18. c5 Rbd8 19. b4 b6 20. cxb6 axb6 21. Qc3 Qb7 22. Ne4 Rd5 23. Rxd5 cxd5 24. Nd6 Bxd6 25. exd6 Rc8 26. Qb3 Qc6 27. a4 Qxd6 28. a5 bxa5 29. bxa5 Rb8 30. Qa4 Qa6 31. Rc1 g6 32. g3 Ra8 33. Rc5 h5 34. Kg2 Qa7 35. Qb4 Rb8 36. Qc3 Qa8 37. Kh3 Qa6 38. Kg2 Qe2 39. Rc8+ Rxc8 40. Qxc8+ Kg7 41. a6 Qe4+ 42. Kh3 Qf5+ 43. Kg2 g5 44. a7 Qe4+ 45. Kf1 Qd3+ 46. Kg2 Qe4+ 47. Kf1 Qb1+ 48. Kg2 Qe4+ 49. Kf1 Qh1+ 50. Ke2 Qe4+ 1/2-1/2

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.17"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Uribe Fajardo, Alquiber"]
[Result "1/2-1/2"]
[ECO "B54"]
[WhiteElo "1334"]
[BlackElo "1610"]
[PlyCount "32"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. f3 e5 6. Nb3 Nf6 7. c4 b6 8. Nc3 Be7 9. Be3 0-0 10. Be2 Bb7 11. 0-0 Qd7 12. Qd2 Rac8 13. Rac1 Rfd8 14. Rfd1 Qe6 15. Nd5 Nd7 16. Nxb6 axb6 1/2-1/2

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.17"]
[Round "7"]
[White "Rodriguez Zuluaga, Gabriel Andres"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1607"]
[BlackElo "1334"]
[PlyCount "40"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. d3 d5 5. cxd5 exd5 6. Bg5 Be7 7. e3 Nc6 8. Be2 0-0 9. 0-0 Be6 10. d4 c4 11. Re1 a6 12. a3 Na5 13. Bf1 Nb3 14. Bxf6 Bxf6 15. Rb1 b5 16. Nd2 Nxd2 17. Qxd2 Re8 18. Rbd1 Bf5 19. g3 Qd7 20. Bg2 Be4 1/2-1/2

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.16"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Londono Tejedor, Leidy Johana"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "1334"]
[BlackElo "1472"]
[PlyCount "29"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 0-0 8. Nf3 c5 9. Nb5 Nb6 10. Nd6 c4 11. Qd2 Nc6 12. g4 Na4 13. b3 c3 14. Qe3 Nb4 15. 0-0-0 1/2-1/2

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.16"]
[Round "5"]
[White "Sanchez Ospina, William"]
[Black "Norena Marin, Jeronimo"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1658"]
[BlackElo "1334"]
[PlyCount "56"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nf3 Bf5 6. Nbd2 e6 7. Ne5 Qb6 8. Qb3 Nxe5 9. Bxe5 Nd7 10. Bb5 c4 11. Bxd7+ Kxd7 12. Qxb6 axb6 13. 0-0 f6 14. Bg3 Bd3 15. Rfe1 g5 16. f3 h5 17. e4 h4 18. Bf2 Bd6 19. e5 fxe5 20. dxe5 Bc5 21. b4 Bxf2+ 22. Kxf2 Raf8 23. a4 Kc6 24. Nf1 g4 25. Ne3 gxf3 26. gxf3 Be4 27. Ke2 Bxf3+ 28. Kd2 Be4 1/2-1/2

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.15"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Dabraccio, Guillermo"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1334"]
[BlackElo "1618"]
[PlyCount "68"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 a6 7. a3 Qc7 8. Be3 b6 9. f3 Be7 10. Be2 0-0 11. Qd2 d6 12. b4 Rd8 13. Rd1 Ne5 14. Rc1 Bb7 15. 0-0 Rdc8 16. Na4 Qd8 17. Nb3 Ned7 18. Rfd1 Rab8 19. c5 bxc5 20. bxc5 d5 21. exd5 Nxd5 22. Rc2 Bc6 23. Nb6 N7xb6 24. cxb6 Nxe3 25. Qxe3 Qf8 26. Bxa6 Bb7 27. Rxc8 Bxc8 28. Bxc8 Qxc8 29. a4 Qa6 30. a5 g6 31. Rd7 Rb7 32. Rxb7 Qxb7 33. Qe4 Qb8 34. Nd4 Qc8 1-0

[Event "Manizales Las Americas op-C"]
[Site "Manizales"]
[Date "2021.10.15"]
[Round "3"]
[White "Triana Castro, Francisco Javier"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1679"]
[BlackElo "1334"]
[PlyCount "43"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nf6 3. Nd2 Nbd7 4. e3 e6 5. Bd3 Be7 6. Bxf6 gxf6 7. c3 b6 8. Ne2 Bb7 9. Ng3 c5 10. Qf3 Qc7 11. Bb5 0-0-0 12. Qe2 c4 13. a4 a6 14. Bxd7+ Qxd7 15. e4 Rde8 16. 0-0 Rhg8 17. exd5 exd5 18. Qh5 Rg7 19. Nf5 Rg5 20. Nxe7+ Qxe7 21. Qxh7 Reg8 22. g3 1-0

[Event "Medellin Antioquia 2nd League"]
[Site "Medellin"]
[Date "2021.??.??"]
[Round "6"]
[White "Bohorguez Castaneda, Matias"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1337"]
[PlyCount "104"]
[EventDate "2021.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. Nbc3 Qxg2 7. Ng3 Qc6 8. Bf4 e6 9. Qd2 Bd6 10. Bxd6 Qxd6 11. 0-0-0 Nbd7 12. d5 0-0-0 13. Qe3 Qc5 14. dxe6 Qxe3+ 15. fxe3 fxe6 16. Nge4 Ng4 17. Rdg1 Nde5 18. h3 Nxe3 19. Rxg7 Nf5 20. Rg2 Rhg8 21. Rxg8 Rxg8 22. Nf6 Rg7 23. Re1 Nf3 24. Rxe6 Rg1+ 25. Nd1 b6 26. Re8+ Kb7 27. Nxh7 Rh1 28. Nf6 Rxh3 29. Nf2 Rh6 30. N6g4 Rd6 31. b3 Rd2 32. Ne4 Rd5 33. Ngf6 Re5 34. Rd8 N3d4 35. c3 Nc6 36. Rd7 Re7 37. Nd6+ Nxd6 38. Rxe7 Nxe7 39. b4 Nc4 40. Kc2 Ne3+ 41. Kb3 N7d5 42. Nxd5 Nxd5 43. c4 Ne3 44. a4 Kc6 45. Kc3 a5 46. Kd3 axb4 47. Kxe3 Kc5 48. Kd2 Kxc4 49. Kc2 c5 50. Kb2 b3 51. Ka3 Kc3 52. a5 b2 0-1

[Event "Medellin Antioquia 2nd League"]
[Site "Medellin"]
[Date "2021.??.??"]
[Round "4"]
[White "Gomez Rondon, Samuel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1690"]
[BlackElo "1337"]
[PlyCount "95"]
[EventDate "2021.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Nc6 6. Be2 Bf5 7. d4 0-0-0 8. c3 e5 9. dxe5 Nxe5 10. Qxd5 Rxd5 11. Nxe5 Rxe5 12. Be3 Bc5 13. Bxc5 Rxc5 14. 0-0 Re8 15. Rfe1 Rce5 16. Kf1 Rxe2 17. Rxe2 Bd3 18. Rae1 Bxe2+ 19. Rxe2 Rxe2 20. Kxe2 Kd7 21. Ke3 Ke6 22. Kd4 Kd6 23. b4 b6 24. g4 g6 25. g5 c5+ 26. bxc5+ bxc5+ 27. Kc4 Kc6 28. a4 a6 29. a5 Kd6 30. f3 Kc6 31. f4 Kd6 32. Kd3 Kd5 33. c4+ Kd6 34. Ke4 Ke6 35. h3 Kd6 36. f5 Kc6 37. Ke5 Kd7 38. fxg6 hxg6 39. Kd5 Kc8 40. Kxc5 Kc7 41. h4 Kb7 42. Kd6 Kc8 43. c5 Kd8 44. Kc6 Kc8 45. Kb6 Kd7 46. c6+ Kc8 47. c7 Kd7 48. Kb7 1-0

[Event "Medellin Antioquia 2nd League"]
[Site "Medellin"]
[Date "2021.??.??"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Gonzalez Flores, Andres Felipe"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1337"]
[PlyCount "77"]
[EventDate "2021.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 c6 6. e5 dxe5 7. dxe5 Nd5 8. Nxd5 cxd5 9. Qd2 Nc6 10. 0-0-0 0-0 11. Bb5 a6 12. Bxc6 bxc6 13. Nd4 Qb6 14. Nb3 Be6 15. Qd4 Rab8 16. Be3 Qc7 17. f4 a5 18. Nc5 Rb4 19. Nxe6 fxe6 20. Qd2 g5 21. g3 Rfb8 22. b3 a4 23. Rdf1 c5 24. fxg5 Qxe5 25. Kd1 Qc7 26. Qf2 Rf8 27. Qe2 axb3 28. Rxf8+ Kxf8 29. Rf1+ Kg8 30. cxb3 Re4 31. Qf2 Qd8 32. Bxc5 Qf8 33. Qxf8+ Bxf8 34. a4 d4 35. a5 Re5 36. b4 Rd5 37. a6 e5 38. a7 Rd8 39. b5 1-0

[Event "Medellin Antioquia 2nd League"]
[Site "Medellin"]
[Date "2021.??.??"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Llano, Antonio"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "1337"]
[BlackElo "1546"]
[PlyCount "57"]
[EventDate "2021.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Bc4 d6 6. 0-0 Nf6 7. Nc3 0-0 8. Be3 Nc6 9. f3 Qb6 10. Bb3 Nxe4 11. fxe4 Bxd4 12. Bxd4 Qxd4+ 13. Qxd4 Nxd4 14. Nd5 e6 15. Nf6+ Kg7 16. Rad1 Nxb3 17. axb3 b6 18. Rxd6 Bb7 19. e5 Rfd8 20. Rfd1 Rxd6 21. Rxd6 Rc8 22. c4 Rc5 23. Nd7 Ra5 24. Kf2 Bc8 25. g3 Bxd7 26. Rxd7 Ra2 27. Rd2 Ra5 28. Rd7 Ra2 29. Rd2 1/2-1/2

[Event "Medellin Antioquia 2nd League"]
[Site "Medellin"]
[Date "2021.??.??"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Ortiz Lopera, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1337"]
[BlackElo "1462"]
[PlyCount "106"]
[EventDate "2021.08.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 a5 6. Nbd2 Be6 7. Bb3 Nf6 8. Nf1 Bxb3 9. axb3 h6 10. Ng3 d5 11. exd5 Nxd5 12. 0-0 0-0 13. Nf5 Qf6 14. Ne3 Nf4 15. Ng4 Qf5 16. Bxf4 exf4 17. h3 h5 18. Ngh2 g5 19. d4 Bd6 20. Nd2 Qg6 21. Nc4 f5 22. d5 Ne5 23. Re1 Nxc4 24. Re6 Rf6 25. bxc4 Rxe6 26. dxe6 b6 27. Qd5 Re8 28. Re1 Re7 29. Nf3 Bc5 30. Nd4 Bxd4 31. cxd4 g4 32. hxg4 hxg4 33. Re5 g3 34. fxg3 fxg3 35. Rxf5 Qxe6 36. Qxe6+ Rxe6 37. Rg5+ Kf7 38. Rxg3 Re4 39. Rd3 c5 40. dxc5 bxc5 41. b3 a4 42. bxa4 Rxc4 43. Ra3 Rc1+ 44. Kf2 c4 45. Ke2 c3 46. a5 c2 47. Kd2 Rg1 48. Kxc2 Rxg2+ 49. Kd1 Ke6 50. a6 Rg8 51. a7 Ra8 52. Kd2 Kd6 53. Kc3 Kc6 1/2-1/2

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.11.22"]
[Round "6"]
[White "Montoya, Mariangel"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1275"]
[BlackElo "1337"]
[PlyCount "66"]
[EventDate "2020.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. Nf3 Nc6 6. d4 g6 7. Nc3 Bf5 8. Bd2 Bg7 9. Nxd5 Qxd5 10. c3 0-0 11. 0-0 Rad8 12. Bf4 e5 13. c4 Qe4 14. Bg3 Nxd4 15. Nxd4 Rxd4 16. Qe1 Re8 17. Rd1 Qc2 18. b3 Bh6 19. f3 Qxa2 20. Bf2 Bd2 21. Ra1 Qxb3 22. Qd1 Bc2 23. Bxd4 Bxd1 24. Bxd1 Qxc4 25. Ba4 Qxd4+ 26. Kh1 Rd8 27. Bd1 Qxa1 28. Be2 Qd4 29. Rd1 Qf2 30. h3 Qxe2 31. Ra1 Bf4 32. Rb1 Qd1+ 33. Rxd1 Rxd1# 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.11.22"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Diaz Larrea, Juan Manuel"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1337"]
[BlackElo "1557"]
[PlyCount "46"]
[EventDate "2020.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. Bb3 0-0 7. 0-0 d5 8. Nbd2 dxe4 9. Nxe4 Nxe4 10. dxe4 Bg4 11. Bd5 Qf6 12. b4 Bb6 13. a4 a6 14. Be3 Rad8 15. Qe2 Rd6 16. Rad1 Bxf3 17. Qxf3 Qxf3 18. gxf3 Bxe3 19. fxe3 Rfd8 20. f4 exf4 21. exf4 Kf8 22. Rf3 Ne7 23. c4 c6 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.11.21"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Cordoba Perez, Jeronimo"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1337"]
[BlackElo "1668"]
[PlyCount "66"]
[EventDate "2020.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Nxe4 Qxd4 6. Bd3 Bxd2+ 7. Qxd2 Qxb2 8. Rd1 Bd7 9. Nf3 Nc6 10. 0-0 0-0-0 11. Rb1 Qa3 12. Rb3 Qe7 13. Rfb1 b6 14. Ba6+ Kb8 15. Qc3 Nf6 16. Qe3 Nd5 17. Qc5 Qxc5 18. Nxc5 h6 19. Nb7 Rde8 20. c4 Nde7 21. a4 Bc8 22. Nc5 Bxa6 23. Nxa6+ Kc8 24. c5 Kb7 25. Nb4 Nxb4 26. Rxb4 Nc6 27. Rc4 Rc8 28. Nd2 Rhd8 29. Ne4 Rd4 30. Rxd4 Nxd4 31. cxb6 axb6 32. a5 Rd8 33. axb6 cxb6 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.11.21"]
[Round "4"]
[White "Ortiz Lopera, Miguel Angel"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1359"]
[BlackElo "1337"]
[PlyCount "54"]
[EventDate "2020.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Be3 Bf5 7. c3 Rd8 8. Nf3 g6 9. Be2 Bg7 10. 0-0 0-0 11. a3 e5 12. dxe5 Nxe5 13. Qxd5 Rxd5 14. Nxe5 Rxe5 15. Bf3 Rb5 16. g4 Bc2 17. Ra2 Bb3 18. Raa1 f5 19. a4 Ra5 20. Ra3 fxg4 21. Bxg4 Bd5 22. Bd7 Bf3 23. Bb5 Rf5 24. b4 Bf8 25. Raa1 Bd6 26. bxa5 Rh5 27. Bc5 Rg5# 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.11.20"]
[Round "3"]
[White "Munoz, Miguel Angel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1699"]
[BlackElo "1337"]
[PlyCount "57"]
[EventDate "2020.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Be3 Bf5 7. a3 0-0-0 8. Nf3 e5 9. dxe5 Nxe5 10. Be2 Bc5 11. Qxd5 Rxd5 12. c4 Nxf3+ 13. gxf3 Bxe3 14. cxd5 Bd4 15. 0-0 Bxb2 16. Ra2 Be5 17. Bc4 h5 18. Re1 f6 19. Rae2 Rh6 20. f4 Rg6+ 21. Kh1 Bxf4 22. Bb5 b6 23. Bc6 Be5 24. f4 Bg4 25. Re3 h4 26. fxe5 fxe5 27. Rf1 Kd8 28. Rxe5 Rxc6 29. dxc6 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.08"]
[Round "9"]
[White "Norena Marin, Jeronimo"]
[Black "Quintero Jara, Ana Sofia"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1269"]
[BlackElo "1434"]
[PlyCount "68"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bc4 Nc6 8. Bf4 Bf5 9. Qd2 a6 10. 0-0 0-0 11. Rad1 Qd7 12. Rfe1 Rfe8 13. Ng5 Bxg5 14. Bxg5 Rxe1+ 15. Rxe1 Re8 16. Rd1 Bg6 17. b4 Qf5 18. Be3 Qxc2 19. Qxc2 Bxc2 20. Rd2 Be4 21. Re2 Kf8 22. Bg5 f6 23. f3 fxg5 24. fxe4 Ne5 25. Rf2+ Ke7 26. Be2 Rf8 27. Rf5 h6 28. c4 Rf6 29. a4 Ke6 30. g4 g6 31. Rxf6+ Kxf6 32. a5 Nc6 33. b5 Nxa5 34. bxa6 bxa6 0-1

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.07"]
[Round "8"]
[White "Leon Acevedo, Juan Alejandro"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1852"]
[BlackElo "1269"]
[PlyCount "69"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Bc3 b6 9. Nbd2 Nbd7 10. Qc2 Bb7 11. e4 dxe4 12. Nxe4 c5 13. Ne5 Nxe4 14. Bxe4 Bxe4 15. Qxe4 f5 16. Qe3 cxd4 17. Qxd4 Nxe5 18. Qxe5 Rf6 19. Rfd1 Qc8 20. Qb5 Rg6 21. Rd3 f4 22. Rad1 Qf8 23. Rf3 Rg5 24. Qc6 Rg6 25. Rxf4 Qxf4 26. Qxa8+ Kf7 27. Qxa7 Qxc4 28. Rd7 Qc5 29. Bd4 Qc1+ 30. Kg2 Qg5 31. f4 Qh4 32. Kh1 Rxg3 33. Rxe7+ Qxe7 34. Qxe7+ Kxe7 35. hxg3 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.07"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Molina Ballesteros, Juan Sebastian"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1269"]
[BlackElo "1478"]
[PlyCount "91"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 Nc6 7. Be3 e6 8. Nc3 Be7 9. Be2 0-0 10. Qc2 d5 11. cxd5 exd5 12. 0-0-0 Nb4 13. Qb3 Be6 14. Nxe6 fxe6 15. a3 Nc6 16. exd5 Na5 17. Qb6 exd5 18. Qxd8 Bxd8 19. Nxd5 Nxd5 20. Rxd5 Re8 21. Kd2 Nb3+ 22. Kd3 Bf6 23. Rb1 b5 24. Bb6 Re6 25. Bd1 Nc1+ 26. Rxc1 Rxb6 27. Bb3 Kf8 28. Rc2 Re8 29. Rd7 Be7 30. Rcc7 Rh6 31. Rd4 g5 32. h3 Rf6 33. h4 gxh4 34. Rxh4 h6 35. Rg4 Rd6+ 36. Kc2 Bg5 37. Rf7+ Kg8 38. Rf6+ Kg7 39. Rxd6 Re2+ 40. Kb1 Re1+ 41. Ka2 Kf8 42. f4 Ke7 43. Rxa6 Bf6 44. Rg6 Bd4 45. Rxh6 Re2 46. Rh7+ 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.06"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Campos Perilla, Felix Santiago"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1269"]
[BlackElo "1552"]
[PlyCount "134"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Bb5 Bd6 9. Nbd2 Nce7 10. Ne4 c6 11. Bc4 b5 12. Nxd6 Qxd6 13. Bb3 Ng6 14. c4 Ndf4 15. Bxf4 Nxf4 16. d4 bxc4 17. Bxc4 e4 18. Ne5 c5 19. Qd2 Qh6 20. Rad1 Qg5 21. g3 Nh3+ 22. Kh1 cxd4 23. Qxg5 Nxg5 24. Rxd4 Re8 25. h4 Ne6 26. Rfd1 Bb7 27. Rd6 Rad8 28. Kg1 Rxd6 29. Rxd6 Bc8 30. Bd5 g6 31. Ng4 Kg7 32. Ne3 f5 33. b4 Nd4 34. Bc6 Re6 35. Rxd4 Rxc6 36. a4 Be6 37. b5 Rc1+ 38. Rd1 Rc7 39. a5 Rc5 40. Rb1 Kh6 41. b6 axb6 42. axb6 Rc8 43. b7 Rb8 44. Kg2 Bd7 45. Rb6 Kh5 46. Nd5 Kh6 47. Ne7 Kg7 48. Nd5 Kh6 49. f3 exf3+ 50. Kxf3 Rxb7 51. Rxb7 Bc6 52. Rc7 Bxd5+ 53. Kf4 Be6 54. Re7 Bc4 55. Ke5 Ba6 56. Kf6 Bc4 57. Re1 Kh5 58. Kg7 h6 59. Rd1 g5 60. hxg5 hxg5 61. Rd4 Be2 62. Kf6 Bg4 63. Rd8 Bh3 64. Rh8+ Kg4 65. Rg8 Kxg3 66. Rxg5+ Bg4 67. Rxf5 Bxf5 1/2-1/2

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.04"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Diaz Larrea, Juan Manuel"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1269"]
[BlackElo "1575"]
[PlyCount "118"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. 0-0 d6 7. Nbd2 a5 8. Re1 0-0 9. Nf1 Ne7 10. Be3 Bxe3 11. Nxe3 c6 12. a3 a4 13. Qc2 b5 14. Ba2 Ng6 15. Rad1 Re8 16. d4 Qe7 17. dxe5 dxe5 18. Nf5 Qc7 19. Nd6 Re7 20. Re2 Be6 21. c4 Rd7 22. Red2 Rad8 23. Nf5 Rxd2 24. Rxd2 Rxd2 25. Nxd2 Qd7 26. b3 Nxe4 27. Nxh6+ gxh6 28. Nxe4 Kg7 29. Ng3 axb3 30. Bxb3 Nf4 31. h3 Bxh3 32. gxh3 Qxh3 33. Nf5+ Kh8 34. Ne3 Qf3 35. cxb5 Nh3+ 36. Kf1 Qh1+ 37. Ke2 e4 38. Qc3+ Kh7 39. Nf5 Nf4+ 40. Kd2 Qg1 41. Qe3 Qg5 42. Nd6 Qf6 43. Qxe4+ Ng6 44. Nxf7 cxb5 45. Qe3 Qb2+ 46. Bc2 Kg7 47. Qxh6+ Kxf7 48. Qxg6+ Ke7 49. Qe4+ Kf6 50. f4 Qxa3 51. Qe5+ Kf7 52. Qc7+ Kf6 53. f5 Qb4+ 54. Qc3+ Qxc3+ 55. Kxc3 Ke5 56. Kb4 Kf6 57. Kxb5 Kf7 58. Kc6 Ke7 59. Kc7 Kf7 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.04"]
[Round "2"]
[White "Restrepo Rivera, Salome"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1269"]
[PlyCount "60"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Be2 Nxd5 5. d4 e6 6. Nf3 Nc6 7. 0-0 Be7 8. c4 Nf6 9. Nc3 0-0 10. Be3 Bb4 11. Nb5 a6 12. Nc3 Qe7 13. d5 Na5 14. a3 Bxc3 15. bxc3 Ne4 16. Bd4 c5 17. Be3 Nxc3 18. Qc2 Nxe2+ 19. Qxe2 b5 20. Ne5 bxc4 21. Nxc4 Nxc4 22. Qxc4 Bb5 23. Qc3 Bxf1 24. Rxf1 exd5 25. Bc1 d4 26. Qg3 Qe6 27. f3 Rfe8 28. Bb2 Qe3+ 29. Kh1 Qe2 30. Rb1 Rab8 0-1

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.03"]
[Round "1"]
[White "Norena Marin, Jeronimo"]
[Black "Pereira Vera, Henry Alberto"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1269"]
[BlackElo "1879"]
[PlyCount "36"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 c6 6. Bc4 Bf5 7. Ne5 e6 8. Bf4 Qd8 9. Qd2 Be7 10. 0-0-0 Nbd7 11. Rhe1 0-0 12. h3 Nd5 13. Bxd5 cxd5 14. g4 Nxe5 15. Bxe5 Bg6 16. Kb1 Rc8 17. a3 b5 18. b4 a5 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.02.02"]
[Round "6"]
[White "Montoya Echeverri, Sebastian"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1147"]
[BlackElo "1345"]
[PlyCount "73"]
[EventDate "2020.01.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Nc6 5. c4 Nf6 6. d5 Nb8 7. Bf4 Na6 8. Nc3 Bf5 9. Nd4 Bg6 10. Bd3 Bh5 11. Qa4+ Qd7 12. Ndb5 c6 13. dxc6 Qxc6 14. 0-0 g6 15. f3 h6 16. Rfe1 e6 17. Nd6+ Bxd6 18. Qxc6+ bxc6 19. Bxd6 Rd8 20. Be5 Rxd3 21. Bxf6 0-0 22. Rad1 Rxd1 23. Rxd1 g5 24. Rd7 Ra8 25. Ne4 Bg6 26. Bd4 Bxe4 27. fxe4 c5 28. Bf6 Nb4 29. a3 Nc6 30. Rc7 Nd4 31. Rxc5 Nb3 32. Rc7 a5 33. c5 Rb8 34. c6 Nd2 35. Rb7 Rc8 36. c7 Kh7 37. Bd8 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.02.02"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Gomez Moscoso, Emanuel"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1345"]
[BlackElo "1127"]
[PlyCount "56"]
[EventDate "2020.01.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 d6 6. Nbd2 Be6 7. Bb3 Qd7 8. Nf1 h6 9. Be3 Bb6 10. Qc2 0-0 11. d4 Ne7 12. 0-0-0 exd4 13. Bxd4 Bxd4 14. Nxd4 Bxb3 15. Nxb3 Qg4 16. Ng3 Nc6 17. Rhe1 Rfe8 18. f3 Qf4+ 19. Kb1 Rad8 20. Qf2 Re7 21. Nd4 Nxd4 22. Qxd4 c5 23. Qd2 Qxd2 24. Rxd2 Re6 25. e5 Nd7 26. f4 Nb6 27. Nf5 d5 28. Nd6 Rdxd6 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.02.01"]
[Round "4"]
[White "Duarte, Leoncio"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1616"]
[BlackElo "1345"]
[PlyCount "39"]
[EventDate "2020.01.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. Nc3 Bc5 4. e3 Nc6 5. Nge2 Qe7 6. d4 exd4 7. exd4 Nxd4 8. 0-0 Nxe2+ 9. Nxe2 0-0 10. Bg5 Re8 11. Nf4 Qe5 12. h4 Qxb2 13. Nd3 Qd4 14. Bxf6 gxf6 15. Qh5 Bf8 16. Bd5 Re7 17. Rae1 f5 18. Rxe7 Qxd5 19. Qg5+ Bg7 20. Re8# 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.02.01"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Lucio Pinzon, Santiago"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1345"]
[BlackElo "1317"]
[PlyCount "63"]
[EventDate "2020.01.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Nf6 6. Nbd2 Be6 7. Bb3 Qd7 8. Nf1 0-0-0 9. Be3 Bb6 10. Bxe6 Qxe6 11. Ng5 Qd7 12. Qb3 Rhf8 13. h3 Rde8 14. a4 Bxe3 15. Nxe3 Re7 16. Nf5 Ree8 17. Nxg7 Rd8 18. Nf5 Na5 19. Qa2 d5 20. 0-0-0 dxe4 21. dxe4 Qe8 22. Rxd8+ Kxd8 23. Nxh7 Nxh7 24. Qd5+ Kc8 25. Qxa5 Kb8 26. Rd1 Nf6 27. f3 Qc6 28. Qxe5 Re8 29. Qd4 b6 30. g4 Rh8 31. g5 Qe8 32. Qxf6 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2020.01.30"]
[Round "2"]
[White "Valderrama Castano, Julian Camilo"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1912"]
[BlackElo "1345"]
[PlyCount "41"]
[EventDate "2020.01.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qd8 5. Nf3 Nc6 6. Bb5 Bd7 7. 0-0 a6 8. Bxc6 Bxc6 9. Ne5 Bd5 10. Nxd5 Qxd5 11. c4 Qe4 12. Re1 Qh4 13. Be3 Rd8 14. Qb3 b6 15. c5 Nd5 16. cxb6 cxb6 17. Qa4+ b5 18. Qxa6 Nf6 19. Qxb5+ Nd7 20. Rac1 Qf6 21. Nxd7 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.17"]
[Round "9"]
[White "Rojas Puerta, Miguel Angel"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "1297"]
[PlyCount "44"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. b3 Nf6 4. Bb2 Nbd7 5. e3 b6 6. Bd3 Bb7 7. 0-0 Bd6 8. Nbd2 Qe7 9. c4 0-0 10. Rc1 Rac8 11. cxd5 exd5 12. Rc2 Ne4 13. Qe2 Rfe8 14. Rfc1 Qf6 15. Bb5 c6 16. Bxc6 Bxc6 17. Rxc6 Bxh2+ 18. Nxh2 Rxc6 19. Rxc6 Qxc6 20. Nxe4 Rxe4 21. Qa6 Qc7 22. Ba3 h6 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.16"]
[Round "7"]
[White "Luligo Bejarano, Luis Angel"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1465"]
[BlackElo "1297"]
[PlyCount "46"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bf5 5. Nc3 Nbd7 6. b3 a6 7. a4 Nb6 8. Bb2 Nbxd5 9. Nxd5 Nxd5 10. Ne2 e6 11. Nd4 Be4 12. Qe2 Bxg2 13. Rg1 Nf4 14. Qg4 e5 15. Nf5 Qd7 16. Bxe5 Bh3 17. Nxg7+ Bxg7 18. Qxd7+ Kxd7 19. Rxg7 Ng2+ 20. Rxg2 Bxg2 21. Bxh8 Rxh8 22. Bxf7 Rf8 23. Bh5 Rf5 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.16"]
[Round "8"]
[White "Norena Marin, Jeronimo"]
[Black "Sanchez Zapata, Jhojan Felipe"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1297"]
[PlyCount "64"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 c6 4. Nc3 d5 5. Be3 Bg4 6. Be2 Nf6 7. Qd3 Na6 8. a3 Rc8 9. 0-0 0-0 10. Rfe1 c5 11. e5 Nd7 12. Nxd5 cxd4 13. Bxd4 Bf5 14. Qb3 Ndc5 15. Qa2 Bxc2 16. Nf4 Nb3 17. Bxa6 bxa6 18. Bxa7 e6 19. Rf1 Nxa1 20. Qxa1 Qe7 21. Be3 Bb3 22. Re1 Qc7 23. Nd3 Rfd8 24. Bd4 Qc4 25. Re3 Rxd4 26. Nxd4 Qxd4 27. Qe1 Bh6 28. Rh3 Rd8 29. Rxh6 Qxd3 30. h3 Qd1 31. Qxd1 Rxd1+ 32. Kh2 Rd4 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.15"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Cifuentes Camacho, Miguel Angel"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1297"]
[PlyCount "106"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 a6 2. Nf3 b5 3. d4 Bb7 4. Bd3 e6 5. Nc3 Bb4 6. Bd2 Nf6 7. Qe2 c6 8. 0-0 0-0 9. e5 Nd5 10. Nxd5 Bxd2 11. Nf6+ gxf6 12. Qxd2 f5 13. Qh6 f6 14. Rae1 Qe7 15. Nh4 Qg7 16. Qxg7+ Kxg7 17. Re3 Rg8 18. Rg3+ Kf7 19. exf6 Rxg3 20. fxg3 d5 21. g4 fxg4 22. Bxh7 Nd7 23. Bg6+ Kf8 24. Bh5 Kg8 25. f7+ Kg7 26. Bxg4 Nf8 27. Bh5 Kh6 28. Be2 a5 29. h3 b4 30. g4 Ba6 31. Bxa6 Rxa6 32. Rf6+ Kg5 33. Ng6 Kxf6 34. Nxf8 Kxf7 35. Nd7 Ra8 36. Ne5+ Kf6 37. h4 Rh8 38. g5+ Kg7 39. Nf3 Kg6 40. Kg2 Kf5 41. Kg3 Rf8 42. h5 Rg8 43. g6 Kf6 44. Kg4 Re8 45. Ne5 Rg8 46. h6 Rxg6+ 47. Nxg6 Kxg6 48. Kf4 Kxh6 49. Ke5 Kg7 50. Kxe6 Kf8 51. Kd6 Ke8 52. Kxc6 a4 53. Kxd5 b3 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.14"]
[Round "5"]
[White "Da Rosa, Henrique Jaze Simoe"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1814"]
[BlackElo "1297"]
[PlyCount "83"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bc5 5. 0-0 Nc6 6. d4 Be7 7. b3 Ne4 8. Bb2 b6 9. Nbd2 Bb7 10. Rc1 Nxd2 11. Nxd2 Bf6 12. Nf3 0-0 13. Qd2 Re8 14. Rfd1 Qe7 15. e3 Rad8 16. Qe2 e5 17. dxe5 Nxe5 18. Nxe5 Bxe5 19. cxd5 Qd6 20. Bxe5 Qxe5 21. Qc4 Rc8 22. Qa4 a6 23. d6 b5 24. Qa3 Bxg2 25. d7 Bh3 26. dxc8Q Rxc8 27. Qc5 Qe4 28. Qc6 Qe7 29. Rd4 Be6 30. Qxa6 Bh3 31. Qc6 h6 32. Qxb5 Qa3 33. Rc2 Qa8 34. Qd5 Qa6 35. Rd1 Qg6 36. Rcd2 h5 37. Qc4 Qf6 38. Qd4 Qf3 39. Qd5 Qg4 40. Rd4 Qg6 41. Rh4 Bg4 42. f3 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.14"]
[Round "4"]
[White "Norena Marin, Jeronimo"]
[Black "Giraldo, Emanuel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1297"]
[BlackElo "1557"]
[PlyCount "66"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 Nc6 6. h5 e5 7. h6 Bf8 8. Nf3 Bg4 9. dxe5 Bxf3 10. exf6 Bxe2 11. Qxe2 Qxf6 12. Nd5 Qd8 13. Be3 Be7 14. Rd1 Qd7 15. f4 0-0-0 16. e5 Qe6 17. Nxe7+ Qxe7 18. Qg4+ Kb8 19. 0-0 f5 20. Qe2 dxe5 21. fxe5 Qxe5 22. b4 Rxd1 23. Bxa7+ Kxa7 24. Qxd1 Re8 25. Kh1 Qe3 26. b5 Qxh6+ 27. Kg1 Qe3+ 28. Kh1 Nd4 29. c4 Ne2 30. Rf3 Qe7 31. Qa4+ Kb8 32. Rh3 Nf4 33. Rh6 Qe4 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.13"]
[Round "3"]
[White "Velasquez Cristancho, Juan Pablo"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1814"]
[BlackElo "1297"]
[PlyCount "71"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Nxd5 6. 0-0 Nc6 7. c4 Nf6 8. Nbc3 e6 9. Qa4 Qd7 10. Bg5 Be7 11. Rad1 0-0 12. d5 exd5 13. Nxd5 Nxd5 14. Bxe7 Qxe7 15. cxd5 Qxe2 16. dxc6 bxc6 17. b3 Qb5 18. Qf4 Qa5 19. Rd2 h6 20. Rfd1 Rfe8 21. h3 Qe5 22. Qf3 c5 23. Rd5 Qe2 24. Rxc5 Qxf3 25. gxf3 Re2 26. Rxc7 Rxa2 27. Rdd7 Re8 28. Rxf7 Ra1+ 29. Kg2 g5 30. Rxa7 Rb1 31. Rfb7 Kf8 32. b4 Ree1 33. Ra8+ Re8 34. Rxe8+ Kxe8 35. Rb6 h5 36. Rb5 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.12"]
[Round "1"]
[White "Gonzalez, Leandro"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1723"]
[BlackElo "1297"]
[PlyCount "64"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bf5 5. c3 e6 6. Bd3 Qf6 7. 0-0 Bd6 8. Bxf5 Qxf5 9. c4 Nb4 10. Na3 N8c6 11. Bd2 Nd3 12. c5 Be7 13. b4 Bf6 14. Nc2 Rd8 15. Bc3 Qe4 16. b5 Ne7 17. Nd2 Qg6 18. Qf3 Nd5 19. Ne4 Nxc3 20. Nxc3 Bxd4 21. Nxd4 Rxd4 22. Qxb7 0-0 23. Ne2 Rd5 24. Qxc7 Rxc5 25. Qxa7 Rxb5 26. Qe3 Re5 27. Qf3 h6 28. Nf4 Nxf4 29. Qxf4 Re4 30. Qf3 f5 31. Rfe1 Qf6 32. Rxe4 Qxa1+ 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.12"]
[Round "2"]
[White "Norena Marin, Jeronimo"]
[Black "Quenza Salazar, Arturo"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1297"]
[BlackElo "1677"]
[PlyCount "95"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nde2 Be6 8. Be3 Be7 9. Ng3 0-0 10. Qd2 Qc7 11. Na4 Nbd7 12. Be2 Rfc8 13. Nc3 Nb6 14. 0-0 d5 15. exd5 Nfxd5 16. Bxb6 Qxb6+ 17. Kh1 Nxc3 18. bxc3 Qc6 19. Bd3 Qxc3 20. Qe3 Qc5 21. Qe4 g6 22. Qxb7 Rcb8 23. Qe4 f5 24. Qe2 h5 25. Rfe1 Bf6 26. Rad1 Rb6 27. Qd2 Bxa2 28. Qh6 Bg7 29. Qg5 Bc4 30. Bxc4+ Qxc4 31. Rd8+ Kh7 32. Rxa8 f4 33. Ne4 Qxc2 34. Qe7 Rb1 35. Rg1 Rxg1+ 36. Kxg1 Qd1+ 37. Kf2 Qd4+ 38. Ke2 Qc4+ 39. Kd2 Qd5+ 40. Kc2 Qxa8 41. Ng5+ Kh6 42. Nf7+ Kh7 43. Ng5+ Kh8 44. Nf7+ Kg8 45. Qe6 Qa7 46. Ng5+ Kh8 47. Qe8+ Bf8 48. Qxf8# 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.06.24"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Giraldo, Emanuel"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1302"]
[BlackElo "1558"]
[PlyCount "63"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d4 0-0 6. Be3 c6 7. 0-0 Nbd7 8. Qd2 Qc7 9. Rfe1 e5 10. d5 Rd8 11. Rad1 Nb6 12. Bb3 cxd5 13. Bxd5 Nbxd5 14. Nxd5 Nxd5 15. Qxd5 Be6 16. Qd2 Rac8 17. c3 d5 18. Qd3 dxe4 19. Qxe4 a6 20. Ng5 Bxa2 21. Qb4 a5 22. Qh4 h6 23. Ne4 Bb3 24. Rxd8+ Qxd8 25. Qxd8+ Rxd8 26. Nc5 Rd1 27. Rxd1 Bxd1 28. Nxb7 a4 29. c4 e4 30. Bc1 Be2 31. c5 Bb5 32. Na5 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.06.22"]
[Round "2"]
[White "Larrea Munera, Johan Darwin"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "1300"]
[BlackElo "1302"]
[PlyCount "61"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nge2 e5 5. g3 Be6 6. Bg2 Nc6 7. d3 Bc5 8. 0-0 Qd7 9. Be3 Bxe3 10. Nxd5 Bxd5 11. Bxd5 Bxf2+ 12. Rxf2 Qxd5 13. Nc3 Qc5 14. Kg2 Nd4 15. Ne4 Qc6 16. Kg1 f5 17. Nc3 0-0-0 18. a4 e4 19. dxe4 Nb3 20. Nd5 Nxa1 21. Ne7+ Kb8 22. Nxc6+ bxc6 23. Qxa1 Rd7 24. Qe1 c5 25. Qc3 fxe4 26. Qxc5 Re8 27. Qb5+ Kc8 28. Qa6+ Kb8 29. Re2 e3 30. Qb5+ Kc8 31. Qc5 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.06.22"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Montoya Gomez, Juan Andres"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1302"]
[BlackElo "1403"]
[PlyCount "25"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 0-0 6. Bg5 h6 7. Bh4 d6 8. Nd5 g5 9. Nxg5 hxg5 10. Bxg5 Be6 11. Nxf6+ Kh8 12. Qh5+ Kg7 13. Qh7# 1-0

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.16"]
[Round "7"]
[White "Ortiz Lopera, Miguel Angel"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1500"]
[BlackElo "1322"]
[PlyCount "90"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d3 d6 5. Bg5 Be7 6. Be2 Be6 7. 0-0 0-0 8. h3 h6 9. Bxf6 Bxf6 10. Nd5 Qd7 11. Nxf6+ gxf6 12. c3 Kh8 13. d4 Rg8 14. d5 Bxh3 15. dxc6 Rxg2+ 16. Kh1 Qxc6 17. Nh4 Rg5 18. Rg1 Qxe4+ 19. Nf3 Rxg1+ 20. Qxg1 Qxe2 21. Qg3 Bf5 22. Rg1 Bg6 23. Qh3 Kh7 24. Nh4 Rg8 25. Nxg6 fxg6 26. Qd7+ Rg7 27. Qc8 Qxb2 28. Rg2 Qxa2 29. Rh2 Qa1+ 30. Kg2 Qxc3 31. Qxb7 a5 32. Rh3 Qb4 33. Qf3 h5 34. Kh1 f5 35. Rxh5+ Kg8 36. Qd5+ Rf7 37. Qa8+ Rf8 38. Rh8+ Kxh8 39. Qxf8+ Kh7 40. Qe7+ Kh6 41. Qf8+ Kg5 42. Qe7+ Kg4 43. Qf6 Kh3 44. Qh8+ Qh4 45. Qb8 Qe4+ 0-1

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.16"]
[Round "6"]
[White "Ospina Betancur, Santiago"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1322"]
[PlyCount "57"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 Nc6 5. Bb5 Bd7 6. Nc3 Bb4 7. Bg5 0-0 8. h3 h6 9. Bh4 a6 10. Ba4 Qe7 11. g4 e5 12. Bxc6 Bxc6 13. dxe5 d4 14. exd4 Qe6 15. g5 hxg5 16. Nxg5 Qe8 17. Rg1 Rd8 18. Qd3 Bxc3+ 19. bxc3 g6 20. Nf3 Be4 21. Qe2 Bc6 22. Bxf6 Bxf3 23. Qxf3 Rd6 24. Kd2 Rc6 25. Qh5 Rxf6 26. exf6 Qe6 27. Rxg6+ fxg6 28. Qxg6+ Kh8 29. Qg7# 1-0

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.15"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Areiza Tabares, Samuel Andres"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1322"]
[BlackElo "1563"]
[PlyCount "70"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. bxc3 0-0 10. Ba3 d6 11. Bd3 Nf6 12. Qc2 h6 13. Rfe1 Bg4 14. Nd2 Re8 15. h3 Be6 16. Bb2 Qd7 17. Nf1 d5 18. Ng3 Na5 19. Bc1 Rad8 20. Bf4 Nc4 21. Bf5 Bxf5 22. Qxf5 Qxf5 23. Nxf5 c6 24. Rab1 b6 25. Bc7 Rd7 26. Rxe8+ Nxe8 27. Bf4 Ned6 28. Bxd6 Nxd6 29. Ne3 Ne4 30. Rc1 c5 31. f3 Ng3 32. Kf2 Nh5 33. g4 Nf4 34. Kg3 Ne2+ 35. Kf2 Nxc1 0-1

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.14"]
[Round "2"]
[White "Aaron Alvarez, David A"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1322"]
[PlyCount "70"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. Nf3 Bc5 5. Ng5 0-0 6. 0-0 h6 7. Nf3 d6 8. d3 Bg4 9. h3 Bxf3 10. Qxf3 Nd4 11. Qg3 Nh5 12. Qg4 Nf4 13. g3 Ng6 14. Bxh6 gxh6 15. h4 Qf6 16. h5 Kg7 17. hxg6 Qxg6 18. Qxg6+ fxg6 19. Rac1 Bb4 20. Nd5 Ne2+ 21. Kg2 Nxc1 22. Nxb4 Ne2 23. Re1 Nd4 24. c3 Nf3 25. Re3 Ng5 26. Nd5 c6 27. Nc7 Rac8 28. Ne6+ Nxe6 29. Bxe6 Rce8 30. Bd7 Re7 31. Bh3 Ref7 32. Re2 g5 33. Be6 Rf3 34. Bc4 b5 35. Bb3 Rxd3 0-1

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.14"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Cordoba Perez, Jeronimo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1322"]
[BlackElo "1704"]
[PlyCount "52"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 c6 6. Bd3 Ne7 7. Be3 Bg4 8. h3 Bh5 9. Qe2 Qc7 10. 0-0-0 Nd7 11. Kb1 0-0-0 12. g4 Bg6 13. Bxg6 Nxg6 14. Ng5 Nf6 15. h4 h6 16. h5 Nf4 17. Bxf4 Bxf4 18. Nh3 Bd6 19. g5 hxg5 20. Nxg5 Rde8 21. Qf3 Rh6 22. Qf5+ Kb8 23. Nf3 Reh8 24. Qg5 Nxh5 25. Ne5 f6 26. Qf5 fxe5 0-1

[Event "COL-ch U20"]
[Site "Medellin"]
[Date "2019.03.13"]
[Round "1"]
[White "Norena Marin, Jeronimo"]
[Black "Zuleta, Juan Carlos"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1322"]
[BlackElo "1950"]
[PlyCount "51"]
[EventDate "2019.03.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 Nf6 7. Nf3 Nc6 8. Be2 b5 9. 0-0 Bb7 10. Qd2 b4 11. Na4 Nxe4 12. Qd3 d5 13. Nb6 Rd8 14. Na4 Rb8 15. c3 bxc3 16. Nxc3 Nb4 17. Qd4 Nc6 18. Qb6 Qxb6 19. Bxb6 Bc8 20. Na4 Bd6 21. Rac1 Bd7 22. b3 0-0 23. Bxa6 Nb4 24. Bc7 Bxc7 25. Rxc7 Bxa4 26. bxa4 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.01.25"]
[Round "4"]
[White "Molina Ballesteros, Juan Sebastian"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1375"]
[BlackElo "1352"]
[PlyCount "61"]
[EventDate "2019.01.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nf6 7. 0-0 Bd6 8. h3 0-0 9. Bg5 h6 10. Bh4 Be6 11. Ne5 c5 12. c3 c4 13. Bc2 Re8 14. f4 Qe7 15. Nd2 Nc6 16. Qf3 b5 17. Nxc6 Qc7 18. Ne5 Be7 19. Bxf6 Bxf6 20. Ng4 Be7 21. f5 Bd7 22. f6 Bd6 23. fxg7 Be6 24. Nf6+ Kxg7 25. Nxe8+ Rxe8 26. Qf6+ Kf8 27. Qxh6+ Ke7 28. Qf6+ Kf8 29. Nf3 Bf4 30. Nh4 Bh2+ 31. Kh1 1-0

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.01.25"]
[Round "5"]
[White "Norena Marin, Jeronimo"]
[Black "Gonzalez Villa, David"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1352"]
[PlyCount "68"]
[EventDate "2019.01.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bxf3 5. Qxf3 Qf6 6. Qxf6 Nxf6 7. Nc3 Nbd7 8. d3 h6 9. Be3 c6 10. 0-0-0 Be7 11. d4 exd4 12. Bxd4 b5 13. Be2 b4 14. Nb1 c5 15. Bxf6 Bxf6 16. Rxd6 Ke7 17. Rhd1 Rhd8 18. g3 Nb6 19. Rxd8 Rxd8 20. f4 Rxd1+ 21. Bxd1 Bd4 22. c3 bxc3 23. bxc3 Bf2 24. Nd2 Bxg3 25. f5 Bf4 26. Kc2 Bxd2 27. Kxd2 Kd6 28. a4 Ke5 29. Kd3 a5 30. Bh5 c4+ 31. Ke3 Nxa4 32. Bxf7 Nxc3 33. Bxc4 Nxe4 34. Kf3 Nd2+ 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.01.24"]
[Round "3"]
[White "Norena Marin, Jeronimo"]
[Black "Ramirez, Mariana"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1352"]
[BlackElo "1585"]
[PlyCount "15"]
[EventDate "2019.01.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bd2 0-0 8. Bc4 0-1

[Event "Medellin Aristizabal Cup"]
[Site "Medellin"]
[Date "2019.01.24"]
[Round "2"]
[White "Renteria Rodriguez, Henry"]
[Black "Norena Marin, Jeronimo"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1888"]
[BlackElo "1352"]
[PlyCount "87"]
[EventDate "2019.01.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c4 Nf6 4. Nc3 e6 5. e3 Be7 6. Bd3 0-0 7. 0-0 Nb4 8. Be2 c5 9. a3 Nc6 10. dxc5 Bxc5 11. b4 Bb6 12. c5 Bc7 13. Nb5 a6 14. Nxc7 Qxc7 15. Bb2 Ng4 16. h3 Nge5 17. Nxe5 Nxe5 18. Qd4 f6 19. Qf4 Bd7 20. Rfc1 Rf7 21. Bh5 Rff8 22. Rc3 Rac8 23. Be2 Bc6 24. a4 b5 25. axb5 axb5 26. Rca3 Nc4 27. Qxc7 Rxc7 28. R3a2 Nxb2 29. Rxb2 Re8 30. Ra5 Rb8 31. Rba2 Re7 32. Ra6 Rc7 33. R2a5 Kf7 34. Rb6 Rcc8 35. Raa6 Rxb6 36. Rxb6 Ke7 37. Bxb5 Bxb5 38. Rxb5 Kd7 39. Rb7+ Rc7 40. Rxc7+ Kxc7 41. b5 e5 42. Kf1 f5 43. f4 e4 44. h4 1-0

[Event "COL-chB U1800"]
[Site "Antioquia"]
[Date "2018.12.09"]
[Round "6"]
[White "Amaya Builes, Juan Jose"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "A26"]
[BlackElo "1319"]
[PlyCount "104"]
[EventDate "2018.12.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4 Nc6 7. Nge2 Bg4 8. h3 Be6 9. 0-0 0-0 10. f4 Qd7 11. g4 exf4 12. Bxf4 Nxg4 13. hxg4 Bxg4 14. Nd5 Nd4 15. Rf2 Bh3 16. Bh6 Nxe2+ 17. Qxe2 Bg4 18. Bf3 Bxf3 19. Qxf3 f6 20. Bxg7 Qxg7 21. Raf1 Rf7 22. Qh3 Raf8 23. Qe6 Kh8 24. Nxf6 Qh6 25. Ng4 Rxf2 26. Rxf2 Qc1+ 27. Kg2 Rxf2+ 28. Kxf2 Qf4+ 29. Kg2 Qd2+ 30. Kh3 Qxd3+ 31. Kh4 Qf3 32. Qf6+ Qxf6+ 33. Nxf6 Kg7 34. Ne8+ Kf7 35. Nxc7 Kf6 36. Nb5 g5+ 37. Kg4 Kg6 38. Nxd6 h5+ 39. Kh3 b6 40. Nc8 Kf6 41. Nxa7 Ke5 42. Nc8 Kxe4 43. Nxb6 Kf3 44. Kh2 g4 45. Kg1 g3 46. c5 h4 47. c6 h3 48. c7 h2+ 49. Kh1 Kf2 50. c8Q g2+ 51. Kxh2 g1Q+ 52. Kh3 Qg3# 0-1

[Event "COL-chB U1800"]
[Site "Antioquia"]
[Date "2018.12.09"]
[Round "7"]
[White "Norena Marin, Jeronimo"]
[Black "Ossa Ramirez, Jesus Antonio"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1319"]
[BlackElo "1688"]
[PlyCount "77"]
[EventDate "2018.12.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 h6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 c5 8. Qd1 d6 9. e5 Qe7 10. 0-0 dxe5 11. Re1 Qd6 12. Qxd6 Bxd6 13. Bf4 Nd7 14. Rad1 Bb8 15. Nb5 f6 16. Nd6+ Bxd6 17. Rxd6 Nb6 18. Bb5+ Kf7 19. Be3 Bf5 20. Bxc5 Bxc2 21. Bxb6 axb6 22. Rxb6 Rab8 23. Bc4+ Kg6 24. Rxe5 Rhe8 25. Re2 Be4 26. f3 Bc6 27. b4 Rxe2 28. Bxe2 Bd5 29. a4 Rc8 30. Bd3+ Kg5 31. Rb5 Rd8 32. Be4 Kf4 33. Bxd5 Ke3 34. h3 b6 35. a5 bxa5 36. bxa5 Kf4 37. a6 Kg3 38. a7 Rc8 39. Kf1 1-0

