[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.12.02"]
[Round "7"]
[White "Delgado Abad, Bryan Xavier"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "8"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 1/2-1/2

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.12.01"]
[Round "6"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Aceituno Ramirez, Stebe Josue"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1400"]
[PlyCount "90"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[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. c3 d6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 a6 7. Be2 e6 8. 0-0 Be7 9. Bf4 0-0 10. e5 dxe5 11. dxe5 Qxd1 12. Rfxd1 Nd7 13. Bg3 Nb6 14. a3 h6 15. h3 Bd8 16. b4 Bc7 17. b5 axb5 18. Nxb5 Nd5 19. Rxd5 exd5 20. Nxc7 Ra5 21. a4 Bf5 22. Nb5 Nb4 23. Nfd4 Nc2 24. Nxc2 Bxc2 25. Nd6 Rxa4 26. Rxa4 Bxa4 27. Nxb7 Rc8 28. f4 Rc1+ 29. Kh2 Rc2 30. Bf3 Bc6 31. Na5 Ba8 32. Nb3 Rb2 33. Nd4 Bb7 34. e6 fxe6 35. Nxe6 Rd2 36. f5 Bc8 37. Bf4 Rf2 38. Bxd5 Bxe6 39. Bxe6+ Kh7 40. Kg3 Rb2 41. h4 Rb4 42. Kg4 Rb2 43. g3 Rb4 44. Kh5 Rb5 45. g4 g6# 0-1

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.12.01"]
[Round "5"]
[White "Espinosa Toala, Daniel"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "66"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[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 e5 5. Nxc6 bxc6 6. Be3 Nf6 7. Nd2 d5 8. Bd3 d4 9. Bg5 Be7 10. Bxf6 Bxf6 11. 0-0 0-0 12. Qe2 a5 13. Rfc1 Be6 14. b3 c5 15. Bc4 Bxc4 16. Qxc4 Be7 17. Re1 Kh8 18. Rf1 f5 19. f4 fxe4 20. Nxe4 exf4 21. Rf3 Qe8 22. Nf2 Bd6 23. Nd3 g5 24. Re1 Qf7 25. Qxf7 Rxf7 26. Re6 Rd7 27. Rf1 a4 28. Rfe1 axb3 29. axb3 Ra2 30. R6e2 Kg7 31. Rf2 Rc7 32. Ne5 Bxe5 33. Rxe5 h6 1/2-1/2

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.11.30"]
[Round "4"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Castellanos Gonzalez, Mariano"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "109"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[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. e5 Bf5 4. c4 e6 5. Nf3 Nd7 6. Be2 Qc7 7. Nc3 a6 8. cxd5 cxd5 9. 0-0 f6 10. Bf4 fxe5 11. Nxe5 Bd6 12. Bh5+ g6 13. Bf3 Ngf6 14. Bg3 Bxe5 15. dxe5 Nxe5 16. Kh1 Nfd7 17. Qd4 Nxf3 18. gxf3 Qd8 19. Ne2 Kf7 20. f4 Qf6 21. Qxf6+ Kxf6 22. Rac1 Rac8 23. Rfe1 Nc5 24. Nd4 h6 25. Rc3 Bh3 26. Kg1 g5 27. Bh4 gxh4 28. Rxh3 Ne4 29. Rxh4 Rcg8+ 30. Kf1 Nd2+ 31. Ke2 Nc4 32. b3 Nd6 33. Kf3 Rc8 34. Rxe6+ Kf7 35. Rxd6 Rc3+ 36. Ke2 Re8+ 37. Kd2 Rec8 38. Rxd5 Rc1 39. Rxh6 Ra1 40. Rd7+ Kg8 41. a4 b5 42. axb5 axb5 43. Rb6 Ra2+ 44. Ke3 Re8+ 45. Kf3 Rd2 46. Nxb5 Rxd7 47. Nc3 Rd3+ 48. Kg4 Rxc3 49. b4 Rb3 50. f5 Rf8 51. Rb7 Rb2 52. Rb8 Kg7 53. b5 Kh6 54. Kh3 Rb3+ 55. Kg4 0-1

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.11.30"]
[Round "3"]
[White "Sanchez, Carlos Andres"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1687"]
[PlyCount "41"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qd8 5. g3 Nc6 6. Bg2 e6 7. 0-0 Nf6 8. b3 Be7 9. Bb2 0-0 10. e3 Bd7 11. d4 cxd4 12. Nxd4 Nxd4 13. Qxd4 Bc6 14. Qxd8 Rfxd8 15. Bxc6 bxc6 16. Rfd1 a5 17. Na4 h5 18. Rd4 Rxd4 19. Bxd4 g6 20. Rc1 Rc8 21. Nb6 1-0

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.11.29"]
[Round "1"]
[White "Acosta Cruz, Luis Ivan"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1758"]
[PlyCount "67"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e5 3. g3 Nf6 4. Bg2 Nc6 5. d3 d5 6. cxd5 Nxd5 7. Nxd5 Be6 8. Nc3 Be7 9. Nf3 0-0 10. 0-0 c4 11. b3 cxd3 12. exd3 Bc5 13. Ne4 Bb6 14. Nfg5 Bd5 15. Ba3 Re8 16. h4 h6 17. Nf3 f5 18. Nd6 Re6 19. Nxf5 Rf6 20. Ne3 Bxf3 21. Bxf3 Qd7 22. Nd5 Rg6 23. Nxb6 axb6 24. Bb2 Rf8 25. Bg2 Qe6 26. Qe2 Re8 27. Rac1 Nd4 28. Bxd4 exd4 29. Qxe6+ Rgxe6 30. Bd5 Kf8 31. Bxe6 Rxe6 32. Rc8+ Kf7 33. Rc7+ Kg6 34. Rxb7 1-0

[Event "Pan American IBCA-ch 9th"]
[Site "Pereira"]
[Date "2021.11.29"]
[Round "2"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Alvarez, Juan Evangelista"]
[Result "1-0"]
[ECO "B03"]
[BlackElo "1575"]
[PlyCount "109"]
[EventDate "2021.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 Bf5 6. Be2 dxe5 7. Nxe5 N8d7 8. Bf4 e6 9. Bh5 g6 10. Be2 Bg7 11. 0-0 f6 12. Nxd7 Qxd7 13. Nc3 0-0-0 14. Be3 g5 15. b4 Bg6 16. c5 Nd5 17. Nxd5 exd5 18. a4 h5 19. b5 c6 20. bxc6 Qxc6 21. Bb5 Qc7 22. Rc1 f5 23. Bxg5 Rdf8 24. g3 Bf6 25. Bf4 Qg7 26. c6 b6 27. Ba6+ Kd8 28. c7+ Kd7 29. c8Q+ Rxc8 30. Bxc8+ Rxc8 31. Rxc8 Kxc8 32. Be3 Kb7 33. Qb3 Bf7 34. a5 Bxd4 35. axb6 axb6 36. Bxd4 Qxd4 37. Qb5 Qc5 38. Qd7+ Qc7 39. Qxc7+ Kxc7 40. Re1 Kd6 41. f4 b5 42. Ra1 Kc5 43. Ra6 b4 44. Rf6 Be8 45. Rxf5 b3 46. Re5 Kc4 47. Rxe8 b2 48. Rb8 Kd3 49. f5 Kc2 50. f6 d4 51. f7 d3 52. f8Q b1Q+ 53. Rxb1 Kxb1 54. Kf1 d2 55. Ke2 1-0

[Event "Pan American IBCA-ch 8th"]
[Site "San Jose"]
[Date "2019.11.02"]
[Round "6.7"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Cruz Zelaya, Felipe"]
[Result "0-1"]
[ECO "B57"]
[BlackElo "1574"]
[PlyCount "72"]
[EventDate "2019.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 g6 7. 0-0 Bg7 8. Ndb5 a6 9. Nd4 0-0 10. Nf3 Bg4 11. Be2 Rc8 12. Ng5 Bxe2 13. Qxe2 e6 14. f4 b5 15. Bd2 Nd4 16. Qd3 Nd7 17. Rae1 h6 18. Nf3 Nc5 19. Qe3 Nxc2 20. Qe2 Nxe1 21. Qxe1 Qc7 22. a3 Nd3 23. Qb1 Qc5+ 24. Kh1 Nf2+ 25. Kg1 Nxe4+ 26. Kh1 Nxd2 27. Nxd2 Bxc3 28. bxc3 Qxc3 29. Ne4 Qc2 30. Nf6+ Kg7 31. Qa1 Qc3 32. Qxc3 Rxc3 33. Ng4 Rfc8 34. Kg1 Rc1 35. Rxc1 Rxc1+ 36. Kf2 Ra1 0-1

[Event "Pan American IBCA-ch 8th"]
[Site "San Jose"]
[Date "2019.11.01"]
[Round "4.9"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Gamboa Mora, Rolando"]
[Result "1-0"]
[ECO "B86"]
[BlackElo "1466"]
[PlyCount "59"]
[EventDate "2019.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Qc7 8. Bd3 Nc6 9. Nf3 Be7 10. Bf4 e5 11. Bg5 Be6 12. Re1 Rc8 13. Bxf6 Bxf6 14. Nd5 Bxd5 15. exd5 Nb4 16. Bf5 Rd8 17. c3 Nxa2 18. Rxa2 Qc4 19. Qa4+ Qxa4 20. Rxa4 0-0 21. c4 Rfe8 22. b4 g6 23. Be4 Rc8 24. b5 Rc5 25. bxa6 bxa6 26. Rxa6 Rxc4 27. Rxd6 Be7 28. Rc6 Bc5 29. d6 f5 30. Bd5+ 1-0

[Event "Pan American IBCA-ch 8th"]
[Site "San Jose"]
[Date "2019.11.01"]
[Round "5.6"]
[White "Becerra Fonseca, Camila Andrea"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1302"]
[PlyCount "63"]
[EventDate "2019.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 c4 5. Nd2 Nf6 6. Ngf3 e6 7. Qc2 Be7 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Qd5 11. Qc2 0-0 12. Be2 b5 13. a4 b4 14. 0-0 a5 15. Nd2 Ba6 16. Bf3 Qd7 17. Ne4 f5 18. Nc5 Bxc5 19. dxc5 Rac8 20. Rad1 Qf7 21. Rfe1 Rfd8 22. Rxd8+ Nxd8 23. Bg5 Qg6 24. Bxd8 Rxd8 25. c6 Rc8 26. Qd2 Qe8 27. Qd6 Rd8 28. Qxe6+ Qxe6 29. Rxe6 Bc8 30. c7 Rf8 31. Re5 Rf7 32. Bd5 1-0

[Event "Pan American IBCA-ch 8th"]
[Site "San Jose"]
[Date "2019.10.31"]
[Round "2.9"]
[White "Arias Barba, Ivan Gerardo"]
[Black "Leyton Calderon, Jairo Oswaldo"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1539"]
[PlyCount "74"]
[EventDate "2019.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nf3 Nc6 6. Nc3 Nf6 7. Bc4 0-0 8. 0-0 d6 9. Bf4 Bd7 10. e5 Nh5 11. Bg5 Nxe5 12. Nxe5 Bxe5 13. f4 Bf6 14. Bxf6 Nxf6 15. f5 Qb6+ 16. Kh1 Bxf5 17. b3 Qe3 18. Ne2 Ne4 19. Qe1 e6 20. Rd1 d5 21. Bd3 Rac8 22. Rf3 Qc5 23. h3 Nd6 24. Ng3 Bxd3 25. cxd3 Nf5 26. Nxf5 exf5 27. d4 Qd6 28. Qe3 Rfe8 29. Qg5 Rc2 30. Rxf5 Ree2 31. Rxd5 Qe6 32. Rd8+ Kg7 33. Rg1 h6 34. Qa5 Rxa2 35. Qc3 Rac2 36. Qb4 Qxh3+ 37. gxh3 Rh2# 0-1

[Event "Pan American IBCA-ch 8th"]
[Site "San Jose"]
[Date "2019.10.30"]
[Round "1.22"]
[White "Villanueva Vallejo, Arlen Karina"]
[Black "Arias Barba, Ivan Gerardo"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "53"]
[EventDate "2019.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Qe7 5. a3 a6 6. d4 d5 7. Nxd5 Nxd5 8. Bxd5 Nxd4 9. Ng5 f6 10. Bf7+ Kd8 11. Be3 Bd7 12. Qd2 h6 13. Ba2 hxg5 14. c3 Ne6 15. 0-0 b6 16. Rad1 Nc5 17. Qd5 Rb8 18. b4 c6 19. Qxc6 Rc8 20. Qxb6+ Ke8 21. bxc5 g6 22. Rb1 Rh7 23. Qxa6 Qd8 24. Rfd1 Rc6 25. Qc4 Qc7 26. Qg8 Rb6 27. cxb6 0-1

