[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.21"]
[Round "9"]
[White "Obregon, Carlos Andres"]
[Black "Ticona Rocabado, Licael Roderick"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2506"]
[BlackElo "2415"]
[PlyCount "109"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bg5 Be7 7. Nxf6+ Bxf6 8. h4 h6 9. Be3 c5 10. c3 cxd4 11. Nxd4 a6 12. Qf3 Ne5 13. Qe4 Qd5 14. Qxd5 exd5 15. f3 Nc4 16. Bxc4 dxc4 17. Ne2 Bf5 18. Bd4 Bxd4 19. Nxd4 Bd3 20. Kf2 0-0-0 21. Rae1 Rhe8 22. h5 Kd7 23. Kg3 Re7 24. Rxe7+ Kxe7 25. Re1+ Kf6 26. Kf4 Rd6 27. b4 cxb3 28. axb3 Rd5 29. g4 Bb5 30. Re4 Bd7 31. b4 Rd6 32. Re1 Rd5 33. Ra1 g6 34. hxg6 fxg6 35. Nb3 h5 36. Nc5 Bc6 37. Ne4+ Kg7 38. Rg1 hxg4 39. fxg4 Rd3 40. Rc1 Kf7 41. Nc5 Rd5 42. Rf1 Ke7 43. Re1+ Kf7 44. Re5 Rd1 45. Kg5 Rd6 46. Re2 a5 47. Ra2 axb4 48. cxb4 Kg7 49. Re2 Rd5+ 50. Kf4 Rd4+ 51. Kg5 Rd5+ 52. Kf4 Rd4+ 53. Kg5 Rd5+ 54. Kf4 Rd4+ 55. Kg5 1/2-1/2

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.21"]
[Round "8"]
[White "Tristan, Leonardo"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2526"]
[BlackElo "2506"]
[PlyCount "133"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Bf4 Nf8 9. h3 Ng6 10. Bh2 0-0 11. Nf3 Re8 12. 0-0 Bd6 13. Bxd6 Qxd6 14. Qc2 Qe7 15. Rae1 Ne4 16. Bxe4 dxe4 17. Nd2 f5 18. f3 exf3 19. Nxf3 Be6 20. e4 fxe4 21. Rxe4 Qd7 22. Qe2 h6 23. Re1 Bf7 24. Ne5 Nxe5 25. dxe5 Re6 26. Qf2 Bg6 27. R4e3 Rf8 28. Qg3 Bf5 29. Rf3 Qd4+ 30. Kh2 Ree8 31. Rd1 Qxe5 32. Qxe5 Rxe5 33. Rdf1 Rf7 34. Rd1 Re8 35. Rd2 Rd7 36. Rdf2 Bg6 37. Rf4 Rf7 38. Rxf7 Bxf7 39. Rd2 Re7 40. Kg3 b5 41. a3 a5 42. Kf2 Bc4 43. Rd4 Kf7 44. Rd2 Ke6 45. Ke3 Kf5+ 46. Kf3 Re1 47. Nd1 Rf1+ 48. Ke3 Ke5 49. Nc3 b4 50. axb4 axb4 51. Na4 Rc1 52. Nc5 Bb5 53. Nb3 Re1+ 54. Kf3 Bc4 55. Nd4 Bd5+ 56. Kf2 Rc1 57. Ne2 Rc4 58. g3 g5 59. b3 Re4 60. Rd3 c5 61. Ng1 Rd4 62. Re3+ Kd6 63. Nf3 Rd1 64. Ke2 Rh1 65. Rd3 Rxh3 66. Kf1 Rxg3 67. Ke1 0-1

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.20"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Gemy Vargas, Jose Daniel"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2506"]
[BlackElo "2325"]
[PlyCount "166"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 0-0 6. 0-0 d6 7. Bg5 h6 8. Bh4 Bb6 9. Nbd2 Nb8 10. Re1 c6 11. Ba4 g5 12. Bg3 Nh5 13. Bb3 Nxg3 14. hxg3 Qf6 15. Nc4 Bg4 16. Ne3 Bxe3 17. Rxe3 Nd7 18. d4 exd4 19. cxd4 c5 20. Qd2 Bxf3 21. Rxf3 Qxd4 22. Rd3 Qb4 23. Rxd6 Qxd2 24. Rxd2 Nb6 25. Rc1 Rac8 26. Rdc2 Nd7 27. Ba4 Nb6 28. Bb5 a6 29. Be2 c4 30. Bxc4 Nxc4 31. Rxc4 Rxc4 32. Rxc4 Rd8 33. Kf1 Rd2 34. Rb4 b5 35. g4 Kg7 36. g3 Kf6 37. a4 bxa4 38. Kg2 a5 39. Rxa4 Rxb2 40. Rxa5 Rb4 41. Rf5+ Ke6 42. Kf3 Rb3+ 43. Ke2 f6 44. Rd5 Ra3 45. Rd3 Ra1 46. Rb3 Rh1 47. Rb6+ Kf7 48. Rb7+ Kg6 49. Rb6 Kf7 50. Kf3 Kg7 51. Rb7+ Kg6 52. Ke2 Ra1 53. Re7 Ra3 54. Re6 Kf7 55. Rd6 Kg7 56. Rd3 Ra1 57. Ke3 Kg6 58. Rc3 Ra6 59. f4 gxf4+ 60. gxf4 h5 61. gxh5+ Kxh5 62. Kf3 Kg6 63. Kg4 f5+ 64. exf5+ Kf6 65. Rh3 Ra1 66. Rh6+ Kg7 67. Re6 Rg1+ 68. Kf3 Rf1+ 69. Ke4 Re1+ 70. Kd5 Rf1 71. Ke4 Kf7 72. Rb6 Re1+ 73. Kf3 Rf1+ 74. Ke3 Re1+ 75. Kf2 Ra1 76. Re6 Ra3 77. Re3 Ra5 78. Kf3 Rxf5 79. Rb3 Ra5 80. Kg4 Rc5 81. Rb7+ Kf6 82. Rb6+ Kf7 83. Rb7+ Kf6 1/2-1/2

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.20"]
[Round "7"]
[White "Villarreal, Agustin"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2295"]
[BlackElo "2506"]
[PlyCount "60"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 d5 6. a3 Be7 7. cxd5 exd5 8. Bg5 c6 9. Qc2 g6 10. e3 Bf5 11. Bd3 Bxd3 12. Qxd3 Nbd7 13. h4 0-0 14. Kf1 Re8 15. g3 Ne4 16. Bxe7 Qxe7 17. Kg2 Qf6 18. a4 Qf5 19. Rad1 Ndf6 20. Rhf1 Ng4 21. Ne2 h6 22. Nf4 g5 23. Nh3 f6 24. Nfg1 Nd6 25. Qxf5 Nxf5 26. hxg5 hxg5 27. Rd3 Kg7 28. Re1 Kg6 29. Ne2 Rh8 30. Nc3 Rxh3 0-1

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.19"]
[Round "5"]
[White "Obregon, Carlos Andres"]
[Black "Ibarra, Juan Martin"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2506"]
[BlackElo "2212"]
[PlyCount "93"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 Ne4 8. Qc2 c6 9. Nc3 Nxd2 10. Nxd2 Nd7 11. Rfd1 Nf6 12. e4 dxe4 13. Ndxe4 Qa5 14. a3 Rd8 15. b4 Qc7 16. Rac1 a5 17. Qb3 Nxe4 18. Nxe4 axb4 19. axb4 e5 20. d5 Bg4 21. Re1 cxd5 22. cxd5 Qb6 23. Rc4 Bf5 24. Nc5 Rdc8 25. Qe3 Bd6 26. g4 Bg6 27. h4 Qb5 28. Rec1 h6 29. h5 Bh7 30. g5 hxg5 31. Qxg5 b6 32. h6 g6 33. Qf6 Bf8 34. d6 bxc5 35. Bxa8 Rxa8 36. bxc5 Bxh6 37. c6 Bxc1 38. Rxc1 Qb2 39. Rf1 Qd4 40. d7 g5 41. Qxg5+ Kh8 42. Qf6+ Kg8 43. Kh2 Bg6 44. Rg1 Qd2 45. Rg3 e4 46. Rb3 Qd5 47. c7 1-0

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.19"]
[Round "4"]
[White "Schnaider, Ilan"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2220"]
[BlackElo "2506"]
[PlyCount "64"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Bc5 7. Na4 dxe4 8. Qxe4 Nf6 9. Qf3 Be7 10. b3 a5 11. 0-0 0-0 12. Rd1 Na6 13. Bxa6 Rxa6 14. d4 Ra8 15. c4 b5 16. Nc3 Qb6 17. Bg5 h6 18. Bh4 bxc4 19. bxc4 Rfd8 20. Rab1 Qa6 21. Ne4 Nxe4 22. Bxe7 Rd7 23. Qxe4 Rxe7 24. c5 Rd8 25. Rb6 Qc4 26. Rxc6 Red7 27. a3 Rd5 28. Rc7 Qb3 29. Qd3 Qa4 30. Qf3 Rf5 31. Qd3 Rf4 32. Rd2 g5 1/2-1/2

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.18"]
[Round "2"]
[White "Lagar, Valentin Alejo"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2172"]
[BlackElo "2506"]
[PlyCount "40"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Ne7 7. Nbd2 c5 8. c4 a6 9. dxc5 Nxc5 10. Nd4 Bg6 11. h4 h6 12. h5 Bh7 13. N2b3 Nc6 14. Nxc6 bxc6 15. Bf4 Qd7 16. Rc1 Ne4 17. f3 Nc5 18. cxd5 Nxb3 19. Qxb3 cxd5 20. Qb6 Be7 1/2-1/2

[Event "Villa Constitucion op 5th"]
[Site "Villa Constitucion"]
[Date "2023.08.17"]
[Round "1"]
[White "Obregon, Carlos Andres"]
[Black "Santiso, Daniel"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2506"]
[BlackElo "1831"]
[PlyCount "149"]
[EventDate "2023.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bc5 6. Nf3 d6 7. 0-0 0-0 8. a3 a6 9. b4 Ba7 10. e3 Qe8 11. Bb2 Qh5 12. Nd5 Nxd5 13. cxd5 Ne7 14. Rc1 Bb6 15. Rc4 Ng6 16. a4 a5 17. bxa5 Bxa5 18. Nd2 Qxd1 19. Rxd1 Bd7 20. Nb3 b5 21. axb5 Bb6 22. Rb4 f4 23. exf4 exf4 24. Bd4 fxg3 25. hxg3 Ra2 26. Bxb6 cxb6 27. Rd2 Rfa8 28. Rxa2 Rxa2 29. Nd4 Ra1+ 30. Kh2 Ne5 31. f3 Nxd3 32. Rb3 Ne1 33. Bf1 Rd1 34. Nc6 Kf8 35. Kg1 Rxd5 36. Kf2 Nc2 37. Bd3 Nd4 38. Nxd4 Rxd4 39. Bxh7 Rd5 40. Bd3 Ke7 41. Ke3 Rc5 42. Kd4 Bf5 43. Be2 Rc2 44. Re3+ Kd7 45. Bc4 Rd2+ 46. Kc3 Rd1 47. g4 d5 48. gxf5 dxc4 49. Kxc4 Rc1+ 50. Rc3 Rb1 51. Rd3+ Ke7 52. Re3+ Kd7 53. Re6 Rc1+ 54. Kd3 Rc5 55. Rxb6 Rxf5 56. Ke4 g6 57. Ke3 Kc7 58. Rxg6 Rxb5 59. Re6 Kd7 60. Re4 Kd6 61. Kf4 Rb8 62. Kg5 Rg8+ 63. Kh6 Kd5 64. Re3 Rg3 65. Kh5 Rg1 66. f4 Kd6 67. f5 Kd7 68. f6 Kd8 69. f7 Rh1+ 70. Kg6 Rg1+ 71. Kh7 Rh1+ 72. Kg8 Rg1+ 73. Kf8 Rf1 74. Rd3+ Kc7 75. Rd4 1-0

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.21"]
[Round "9"]
[White "Mareco, Sandro"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2619"]
[BlackElo "2508"]
[PlyCount "41"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. Qd3 b6 9. e4 Bb7 10. cxd5 cxd5 11. e5 Ne4 12. Ne2 Qc8 13. Qd1 h6 14. Ne1 f6 15. f3 Ng5 16. exf6 Bxf6 17. Be3 e5 18. Rc1 Qe8 19. Nc3 exd4 20. Bxd4 Bxd4+ 21. Qxd4 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.21"]
[Round "10"]
[White "Obregon, Carlos Andres"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "B69"]
[WhiteElo "2508"]
[BlackElo "2478"]
[PlyCount "57"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. Kb1 Qb6 13. f5 0-0-0 14. fxe6 fxe6 15. Ne2 Kb8 16. Nf4 Bc8 17. Qe1 Rhe8 18. g3 Ne5 19. Nd4 d5 20. exd5 exd5 21. Nb3 Bb7 22. Bg2 Nc4 23. Nxd5 Nxb2 24. Nxb6 Rxd1+ 25. Qxd1 Nxd1 26. Bxb7 Nc3+ 27. Kb2 Kxb7 28. Kxc3 Kxb6 29. Rf1 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.20"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Coro, Lucas"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2508"]
[BlackElo "2310"]
[PlyCount "137"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Nf6 8. 0-0-0 h5 9. Nxc6 bxc6 10. Bf4 e5 11. Bg5 d6 12. Qg3 Be6 13. Be2 Rb8 14. f4 Qa5 15. h4 Ng4 16. b3 f6 17. f5 Bf7 18. Rd3 fxg5 19. hxg5 Nf6 20. gxf6 gxf6 21. Kb1 Rg8 22. Qf2 Qb6 23. Qf1 Rg5 24. g3 Qb4 25. Qd1 Kd7 26. Bxh5 Bc4 27. Rf3 a5 28. Ka1 Bg8 29. Re3 Be7 30. Be2 Bd8 31. Na4 Be7 32. g4 Qa3 33. Rd3 Kc7 34. Bf3 Qb4 35. Rh2 Rg7 36. c4 Rd8 37. Rhd2 Rh7 38. Qg1 Kb7 39. Rc2 Bf7 40. Kb2 Ka6 41. a3 Qb8 42. Be2 c5 43. Rg3 Rdh8 44. Nc3 Rh2 45. Nb5 Be8 46. a4 Bc6 47. Bd3 Rxc2+ 48. Bxc2 Bxb5 49. cxb5+ Kb6 50. Rd3 Qg8 51. Qd1 Qf8 52. Rg3 Qg8 53. g5 fxg5 54. f6 Bf8 55. Qg4 Kc7 56. b6+ Kxb6 57. Qd7 Rh7 58. Qb5+ Kc7 59. Qxa5+ Kb8 60. Qd8+ Ka7 61. a5 Rb7 62. a6 Kxa6 63. Rg1 Kb5 64. Ra1 c4 65. Ra5+ Kb4 66. Ra4+ Kb5 67. bxc4+ Kc6+ 68. Kc3 Rc7 69. Ra6+ 1-0

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.19"]
[Round "7"]
[White "Leiva Rodriguez, Jeammarco Giuseppe"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2365"]
[BlackElo "2508"]
[PlyCount "46"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. Nbd2 cxd4 6. exd4 a6 7. c3 Bf5 8. Be2 h6 9. 0-0 e6 10. Ne1 g5 11. Bg3 h5 12. Bd3 Ne4 13. Bxe4 dxe4 14. h3 g4 15. h4 Be7 16. Qe2 Bxh4 17. Bxh4 Qxh4 18. g3 Qe7 19. Ng2 0-0-0 20. Nh4 Bh7 21. Nc4 e5 22. d5 Na7 23. Rfd1 Nb5 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.19"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Marrujo Pardo, Mauricio Emmanuel"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2508"]
[BlackElo "2139"]
[PlyCount "39"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. e3 d5 4. Nc3 dxc4 5. Bxc4 a6 6. d4 c5 7. 0-0 Nc6 8. a3 b5 9. Ba2 Be7 10. dxc5 Bxc5 11. Qc2 Qb6 12. Bd2 Bb7 13. Rac1 Be7 14. e4 Rc8 15. Be3 Qa5 16. Bb1 Ng4 17. Bf4 Bf6 18. Bd6 Qb6 19. Bg3 Nge5 20. Nxe5 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.18"]
[Round "5"]
[White "Lopez Silva, Hugo Andres"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2413"]
[BlackElo "2508"]
[PlyCount "42"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Qc7 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Qd3 d6 11. Bf4 Nd7 12. Na4 e5 13. Be3 Bxe3 14. Qxe3 b5 15. Nc3 Bb7 16. Rfd1 Nf6 17. a4 b4 18. Na2 Qc5 19. Qd3 Rd8 20. c3 bxc3 21. b4 Qa7 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.17"]
[Round "3"]
[White "Flores Tomasto, Luis"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2256"]
[BlackElo "2508"]
[PlyCount "70"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 d6 6. 0-0 a6 7. d4 cxd4 8. Nxd4 Bd7 9. Be3 Be7 10. Qe2 Nxd4 11. Bxd4 e5 12. Be3 b5 13. Qd2 h6 14. f4 0-0 15. Rad1 Bg4 16. Rde1 Be6 17. h3 Rc8 18. Nd5 Bxd5 19. exd5 Nh5 20. fxe5 dxe5 21. Bxh6 Nxg3 22. Rf3 Qb6+ 23. Be3 Qg6 24. c3 f5 25. Bf2 Ne4 26. Qd3 Nxf2 27. Rxf2 e4 28. Qe2 Bc5 29. Kh1 Bxf2 30. Qxf2 Qd6 31. Qa7 Rc7 32. Qd4 Rd8 33. Rd1 Rc5 34. Rg1 Rxd5 35. Qa7 Rd1 0-1

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.17"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Romero Barreto, Jaime Jose"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2508"]
[BlackElo "2351"]
[PlyCount "43"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. Bxc6 dxc6 7. Be3 Qe7 8. Nc3 Bg4 9. h3 Bh5 10. a3 0-0-0 11. Bxc5 Qxc5 12. Qe2 Nd7 13. Qe3 f6 14. 0-0-0 Bxf3 15. Qxf3 b5 16. Kd2 Qe7 17. Ra1 Kb7 18. Rhd1 Nc5 19. Ke1 Ne6 20. Ne2 Qc5 21. c3 Rd6 22. Rd2 1/2-1/2

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.16"]
[Round "1"]
[White "Perez Rojas, Jorge"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1743"]
[BlackElo "2508"]
[PlyCount "50"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. a4 Nc6 5. d4 cxd4 6. Nxd4 Qc7 7. Be3 Nf6 8. Be2 Bb4 9. f3 d5 10. Nxc6 Qxc6 11. Bd4 dxe4 12. 0-0 exf3 13. Bxf3 Qc7 14. Bxf6 gxf6 15. Ne4 Be7 16. Qd4 Qe5 17. Qxe5 fxe5 18. Bh5 0-0 19. Nf6+ Kg7 20. Ng4 e4 21. Rad1 b5 22. axb5 axb5 23. c3 Ra2 24. Rd2 f5 25. Ne5 Bf6 0-1

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "7"]
[White "Ibarra Jerez, Jose Carlos"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2570"]
[BlackElo "2503"]
[PlyCount "132"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bf1 Be7 13. Qf3 0-0 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Rad1 Qb6 17. Qb3 Qc7 18. Qg3 Qxg3 19. hxg3 b5 20. c4 bxc4 21. Bxc4 Bb7 22. b3 Rfd8 23. f3 h5 24. Kf2 a5 25. a4 g6 26. Nb5 Kf8 27. Nd6 Bc6 28. Bb5 Bxb5 29. Nxb5 Nd5 30. Rd4 Rdc8 31. Rc4 Rxc4 32. bxc4 Nb6 33. c5 Nxa4 34. c6 Nb6 35. Rb1 Nd5 36. c7 Ke7 37. Rc1 Nb6 38. Rd1 Rc8 39. Rc1 Kd7 40. Rd1+ Nd5 41. Ra1 Ra8 42. Rc1 a4 43. Nd6 Nxc7 44. Nxf7 Nd5 45. Ne5+ Kd6 46. Nc4+ Kc5 47. Ke2 Kb5 48. Na3+ Kb4 49. Nc2+ Kc3 50. Ne1+ Kb3 51. Rb1+ Kc4 52. Rc1+ Nc3+ 53. Ke3 a3 54. Nc2 a2 55. Na1 Rd8 56. Rh1 Rd3+ 57. Kf4 Rd1 58. Rxd1 Nxd1 59. Kg5 Kc3 60. Kxg6 Kb2 61. g4 hxg4 62. fxg4 Kxa1 63. g5 Kb1 64. Kf7 Ne3 65. g6 Nf5 66. Kxe6 Ng7+ 0-1

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "9"]
[White "Moiseenko, Alexander"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2582"]
[BlackElo "2503"]
[PlyCount "61"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. c4 Bg7 5. Nc3 0-0 6. e3 d6 7. g3 f5 8. Bg2 Nd7 9. Nge2 Nf6 10. 0-0 h5 11. b4 h4 12. b5 Re8 13. Qd3 hxg3 14. hxg3 Ng4 15. Bf3 Rb8 16. a4 Bd7 17. a5 Qg5 18. Kg2 a6 19. Nf4 c6 20. bxa6 bxa6 21. Rab1 Rxb1 22. Qxb1 Rxe3 23. Qb8+ Bf8 24. Rh1 Rxc3 25. Rh8+ Kxh8 26. Qxf8+ Kh7 27. Qxf7+ Kh6 28. Qf8+ Kh7 29. Qf7+ Kh6 30. Qf8+ Kh7 31. Qf7+ 1/2-1/2

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Bortnyk, Olexandr"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2503"]
[BlackElo "2604"]
[PlyCount "72"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. e4 f5 7. Nge2 Nf6 8. Nd5 0-0 9. 0-0 fxe4 10. dxe4 Bg4 11. f3 Be6 12. Be3 Qd7 13. Qd2 Rf7 14. b4 Raf8 15. a4 a6 16. b5 Ne7 17. Qd3 h6 18. Nec3 g5 19. Nxe7+ Qxe7 20. Nd5 Qd7 21. Rad1 axb5 22. axb5 b6 23. Ra1 g4 24. f4 Bxd5 25. exd5 exf4 26. Rxf4 Qe7 27. Bd4 Nd7 28. Rxg4 Ne5 29. Bxe5 Qxe5 30. Rd1 Rf2 31. Qg6 R8f7 32. Re4 Qb2 33. Bh3 Rf8 34. Re7 Kh8 35. Bf1 Rxf1+ 36. Rxf1 Bd4+ 0-1

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "3"]
[White "Obregon, Carlos Andres"]
[Black "Priasmoro, Novendra"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2503"]
[BlackElo "2501"]
[PlyCount "57"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 a6 9. h3 Rb8 10. a4 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Nxd4 Ne6 14. Nde2 Bd7 15. Rb1 Na5 16. b3 b5 17. axb5 axb5 18. cxb5 Bxb5 19. Nxb5 Rxb5 20. Qd3 Qb8 21. b4 Rxb4 22. Bd2 Rb3 23. Qc2 Rc8 24. Qa2 Qb5 25. Bxa5 Rb2 26. Rxb2 Bxb2 27. Rb1 Rc2 28. Bf1 Qe5 29. Qb3 1-0

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Rustemov, Alexander"]
[Result "1-0"]
[ECO "A89"]
[WhiteElo "2503"]
[BlackElo "2525"]
[PlyCount "55"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. Nc3 0-0 7. 0-0 Nc6 8. d5 Na5 9. Qd3 c5 10. Bd2 a6 11. Rac1 Rb8 12. b3 b5 13. cxb5 axb5 14. Nxb5 Ba6 15. a4 Ne4 16. Rb1 Qb6 17. b4 cxb4 18. Rxb4 Rfc8 19. Be3 Qd8 20. Nfd4 Nc5 21. Qd2 Ne4 22. Bxe4 fxe4 23. Ne6 Qd7 24. Nxg7 Kxg7 25. Rxe4 Kg8 26. Qxa5 Bxb5 27. axb5 Rxb5 28. Rxe7 1-0

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Xu, Yi"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2503"]
[BlackElo "2507"]
[PlyCount "101"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. 0-0 Be7 8. d3 0-0 9. Be3 Re8 10. Rc1 Bf8 11. Ne4 h6 12. Qc2 Be6 13. Nc5 Bxc5 14. Bxc5 Qd7 15. Rfd1 Rad8 16. d4 e4 17. Ne5 Nxe5 18. dxe5 Bd5 19. Bxe4 Rxe5 20. Bg2 Qe8 21. e4 Bc6 22. Rxd8 Qxd8 23. Rd1 Qc8 24. f3 Re8 25. b3 Rd8 26. Kf2 a5 27. Bh3 Qa8 28. Bd4 a4 29. Qc3 axb3 30. axb3 Qa3 31. Bf1 Qe7 32. Be2 Rd7 33. Bxg7 Rxd1 34. Bxd1 f5 35. Bxh6 fxe4 36. h4 Nd5 37. Qd4 Nb4 38. Bg5 Qf8 39. f4 Nd3+ 40. Ke3 Kh7 41. Bg4 Ne1 42. Qc3 Ng2+ 43. Ke2 Qd6 44. h5 e3 45. Bf5+ Kg8 46. h6 Bb5+ 47. Bd3 Qg6 48. Bxb5 Qh5+ 49. Kd3 Qd1+ 50. Ke4 Qb1+ 51. Bd3 1-0

[Event "Chess.com Rapid Wk16 Swiss"]
[Site "Chess.com INT"]
[Date "2022.05.28"]
[Round "5"]
[White "Swiercz, Dariusz"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2665"]
[BlackElo "2503"]
[PlyCount "55"]
[EventDate "2022.05.28"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. c4 Bg7 5. Nc3 0-0 6. e3 d6 7. g3 f5 8. Bg2 Nd7 9. Nge2 Nf6 10. 0-0 h5 11. h4 Ng4 12. Nf4 Bh6 13. Bf3 Re8 14. Qd2 Nf6 15. Qc2 g5 16. hxg5 Bxg5 17. Nxh5 Nxh5 18. Bxh5 Kg7 19. Kg2 Be6 20. Rh1 Rh8 21. Bf3 Qf6 22. Nd5 Bxd5 23. cxd5 Rac8 24. Rxh8 Rxh8 25. Rh1 Rxh1 26. Kxh1 Qg6 27. Kg2 Bd8 28. Be2 1-0

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.15"]
[Round "9"]
[White "Mareco, Sandro"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2653"]
[BlackElo "2503"]
[PlyCount "77"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. f4 Be7 9. 0-0 Qc7 10. Kh1 b5 11. g4 b4 12. Nd5 Nxd5 13. exd5 Bc8 14. a3 bxa3 15. Rxa3 0-0 16. Na5 exf4 17. Bxf4 Nd7 18. c4 Bf6 19. b4 Be5 20. Be3 Re8 21. Bf3 Nf8 22. c5 Ng6 23. Bf2 f5 24. Nc4 Rb8 25. Nb6 Bf4 26. Be2 dxc5 27. bxc5 Rxb6 28. cxb6 Qd6 29. Rc3 Bb7 30. Rc6 Bxc6 31. dxc6 Qxc6+ 32. Bf3 Qf6 33. Qd5+ Kh8 34. Qxf5 Qc3 35. Bg2 Be5 36. b7 Rf8 37. Qxf8+ Nxf8 38. Bd4 Qb4 39. Rxf8+ 1-0

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.14"]
[Round "7"]
[White "Obregon, Carlos Andres"]
[Black "Larino Nieto, David"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2503"]
[BlackElo "2441"]
[PlyCount "65"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 g6 4. f4 Nh6 5. Nd2 Bg4 6. Ndf3 Nf5 7. c3 e6 8. Bd3 c5 9. h3 Ng3 10. hxg4 Nxh1 11. Ne2 h5 12. gxh5 Rxh5 13. Be3 cxd4 14. Nfxd4 Rh2 15. Kd2 Bc5 16. Qg1 Rh8 17. g3 Nc6 18. Qg2 Nxg3 19. Qxg3 Qb6 20. Rb1 Na5 21. b3 a6 22. Bg1 Kd7 23. Kc2 Nc6 24. b4 Nxb4+ 25. cxb4 Bxb4 26. Kd1 Qa5 27. a3 Bxa3 28. Rxb7+ Kc8 29. Rxf7 Rb8 30. Qxg6 Rb6 31. Qg7 Rd8 32. Rc7+ Kb8 33. Nc6+ 1-0

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.14"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Rodriguez Vila, Andres"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2503"]
[BlackElo "2455"]
[PlyCount "87"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. h4 Nc6 10. h5 Bd7 11. Ne2 0-0-0 12. h6 gxh6 13. Bxh6 Nxh6 14. Rxh6 Rdg8 15. Rf6 Be8 16. g3 Rg6 17. Rf4 Qa5 18. Qc1 Rf8 19. a4 f6 20. Qa3 Rf7 21. exf6 Rgxf6 22. Bh3 Bd7 23. Kf1 Qc7 24. Rxf6 Rxf6 25. Nf4 Rxf4 26. gxf4 Qxf4 27. Re1 Qh6 28. Re3 Kc7 29. Rf3 Qd2 30. Qf8 Qxc2 31. Qf4+ Kb6 32. Qd6 Qe4 33. Kg2 Be8 34. Qxe6 Qxe6 35. Bxe6 Ne7 36. Rf8 Bxa4 37. Rf7 Ng6 38. Bxd5 Bc6 39. Bxc6 bxc6 40. Kg3 c5 41. dxc5+ Kxc5 42. Rxa7 Kd5 43. Rxh7 Ke4 44. Rd7 1-0

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.13"]
[Round "5"]
[White "Obregon, Carlos Andres"]
[Black "Fiorito, Joaquin"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2503"]
[BlackElo "2258"]
[PlyCount "87"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. Qb3 Qc7 8. f3 Bg6 9. Bd2 Bd6 10. cxd5 exd5 11. 0-0-0 Qb6 12. Qa4 0-0 13. Nxg6 hxg6 14. g4 Na6 15. Kb1 Rfe8 16. Rc1 Nc7 17. Bd3 a5 18. g5 Nh5 19. Qc2 Bb4 20. a3 Bxc3 21. Qxc3 Ne6 22. Rhg1 Rec8 23. f4 c5 24. f5 gxf5 25. Bxf5 cxd4 26. Qxc8+ Rxc8 27. Rxc8+ Nf8 28. Re1 g6 29. Bc2 Ng7 30. exd4 Nge6 31. Ra8 Qxd4 32. Bxa5 Kh7 33. Rf1 Qg7 34. h4 Kg8 35. Bb4 Qd4 36. Re1 Qxh4 37. Rxe6 fxe6 38. Rxf8+ Kg7 39. Rf6 e5 40. Rxg6+ Kf7 41. Rf6+ Kg7 42. Bf5 Qc4 43. Bf8+ Kh8 44. Be6 1-0

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.13"]
[Round "6"]
[White "Perdomo, Leandro Daniel"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2441"]
[BlackElo "2503"]
[PlyCount "36"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd2 0-0 8. 0-0-0 e5 9. cxd5 cxd5 10. Nb5 Bb8 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Kb1 Bd7 14. Bd3 a6 15. Nd4 Rc8 16. Qb3 b5 17. Qa3 Qb6 18. Ba5 Qb7 1/2-1/2

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.12"]
[Round "3"]
[White "Obregon, Carlos Andres"]
[Black "Fernandez, Maria Florencia"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2503"]
[BlackElo "2195"]
[PlyCount "78"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bg4 11. Be4 Qa5+ 12. Bd2 Qb6 13. 0-0-0 Nd4 14. Qf1 c5 15. h3 Be6 16. Nxd4 cxd4 17. Kb1 Rad8 18. Qf3 Qb5 19. Rhe1 Bd5 20. Bc1 f6 21. Bxd5+ Qxd5 22. Qxd5+ Rxd5 23. c4 Rd7 24. e6 Rdd8 25. g4 f5 26. g5 Rc8 27. b3 Rfd8 28. Ba3 Kf8 29. Rd3 Rc6 30. Bb4 Rdc8 31. Rd2 Rb6 32. Ba5 Ra6 33. Bb4 Rcc6 34. Rde2 Rab6 35. Ba5 Ra6 36. Bb4 Rab6 37. Ba5 Ra6 38. Bb4 Rab6 39. Ba5 Ra6 1/2-1/2

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.11"]
[Round "2"]
[White "Loncharic, Esteban"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1945"]
[BlackElo "2503"]
[PlyCount "80"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 e6 5. 0-0 Qc7 6. Re1 a6 7. Bd3 Bd6 8. h3 Nxf3+ 9. Qxf3 Nf6 10. b3 Be5 11. Bb2 0-0 12. a4 b6 13. Nd1 Bb7 14. Bxe5 Qxe5 15. Ne3 Qg5 16. Nc4 d5 17. exd5 Bxd5 18. Qg3 Qxg3 19. fxg3 Bxc4 20. Bxc4 Rfd8 21. Re2 Ne8 22. Rae1 Nd6 23. Bd3 b5 24. axb5 axb5 25. Re5 Rdc8 26. Bf1 Ra2 27. Rc1 h6 28. d3 Nf5 29. Rxf5 exf5 30. d4 cxd4 31. Bd3 g6 32. Re1 Rcxc2 33. Bxc2 Rxc2 34. Rd1 Rc3 35. b4 Rc4 36. Rb1 Kg7 37. Kf2 Kf6 38. Ke2 Ke5 39. Rb3 Rc2+ 40. Kf3 Kd5 0-1

[Event "Rio Negro op"]
[Site "Cipolletti"]
[Date "2022.05.11"]
[Round "1"]
[White "Obregon, Carlos Andres"]
[Black "Brozzoni, Gustavo"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2503"]
[BlackElo "1458"]
[PlyCount "63"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 Re8 8. d5 Nf8 9. e4 Bg4 10. h3 Bxf3 11. Qxf3 N8d7 12. Be3 Rb8 13. Bxa7 Ra8 14. Be3 c5 15. Rfd1 Nb6 16. Qe2 Nfd7 17. Nb5 Ne5 18. b3 Ned7 19. Rac1 Nc8 20. Qc2 Na7 21. Nc3 b5 22. Bf1 b4 23. Ne2 Qa5 24. Qd2 Nf6 25. Bg2 Qa3 26. e5 Nd7 27. e6 Nf8 28. exf7+ Kxf7 29. Rc2 Nc8 30. Nf4 e5 31. dxe6+ Nxe6 32. Bd5 1-0

[Event "Titled Tuesday intern op 11th Jan"]
[Site "Chess.com INT"]
[Date "2022.01.11"]
[Round "1"]
[White "Pastar, Slaven"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2337"]
[BlackElo "2503"]
[PlyCount "83"]
[EventDate "2022.01.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 Nf6 4. d4 exd4 5. Bxd4 Nc6 6. Bb2 g6 7. Nc3 Bg7 8. Nd5 0-0 9. Nxf6+ Bxf6 10. c3 Bf5 11. Be2 d5 12. Nf3 Be4 13. 0-0 Qd6 14. Qd2 Rad8 15. c4 dxc4 16. Qxd6 Rxd6 17. Bxf6 Rxf6 18. bxc4 Rd8 19. Rfd1 Rfd6 20. Rxd6 Rxd6 21. Rd1 Rxd1+ 22. Bxd1 Na5 23. c5 Bd5 24. a4 b6 25. cxb6 axb6 26. Kf1 Kf8 27. Ke2 Ke7 28. Kd3 Kd6 29. e4 Bc4+ 30. Kd4 c5+ 31. Kc3 f6 32. Bc2 Bf1 33. g3 Nc6 34. Nd2 Bg2 35. f4 Nd4 36. Bd3 Kc6 37. Bc4 h6 38. Bd5+ Kc7 39. Kc4 Kd6 40. e5+ fxe5 41. fxe5+ Kxe5 42. Bxg2 1-0

[Event "Titled Tuesday intern op 28th Dec"]
[Site "Chess.com INT"]
[Date "2021.12.28"]
[Round "2"]
[White "Obregon, Carlos Andres"]
[Black "Pastar, Slaven"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2517"]
[BlackElo "2337"]
[PlyCount "82"]
[EventDate "2021.12.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 b6 2. e4 Bb7 3. Bd3 Nf6 4. Qe2 e6 5. Nf3 d5 6. e5 Ne4 7. Nbd2 Nxd2 8. Bxd2 c5 9. c3 Be7 10. h4 a5 11. h5 h6 12. Rh3 Ba6 13. Rg3 Bxd3 14. Qxd3 Bf8 15. c4 Nc6 16. dxc5 bxc5 17. cxd5 Qxd5 18. Qe2 Nd4 19. Nxd4 cxd4 20. Rc1 Rd8 21. Kf1 d3 22. Qe1 Bb4 23. Bxb4 axb4 24. Qxb4 Qxe5 25. Re1 Qd6 26. Qd2 0-0 27. Ree3 Qa6 28. b3 Rd5 29. Kg1 Rfd8 30. Qc3 Rg5 31. Rxd3 Rxd3 32. Rxd3 Qxa2 33. Rd8+ Kh7 34. Qd3+ f5 35. Qd1 Qb2 36. Re8 Qe5 37. Qd8 Qe1+ 38. Kh2 Rxh5+ 39. Kg3 Qe5+ 40. Kf3 Qe4+ 41. Kg3 Qg4# 0-1

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.16"]
[Round "11"]
[White "Fiorito, Fabian"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2374"]
[BlackElo "2517"]
[PlyCount "138"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 a6 6. Bf1 d5 7. exd5 Qxd5 8. g3 Ng6 9. Bg2 Qd7 10. h4 h6 11. Nc3 Be7 12. h5 Nf8 13. d3 Nh7 14. Bf4 0-0 15. Ne4 b6 16. Ned2 Bb7 17. Nc4 Qd8 18. Nfe5 Rc8 19. Nxc6 Bxc6 20. Bxc6 Rxc6 21. Qf3 Qc8 22. Ne5 Rc7 23. a4 Bf6 24. Nc4 Rc6 25. c3 Rd8 26. Kg2 Qd7 27. a5 b5 28. Nb6 Qb7 29. Rad1 Bg5 30. d4 Bxf4 31. gxf4 cxd4 32. Rxd4 Rxd4 33. cxd4 Nf6 34. Rc1 Nd5 35. Nxd5 exd5 36. Re1 Rc8 37. Re5 Rd8 38. f5 Qc6 39. Kh3 b4 40. Qe3 Kf8 41. Kg2 Rb8 42. Qf4 Rc8 43. Qf3 Rd8 44. Kh3 Rd6 45. Qe2 Qc8 46. Qf3 Qc1 47. Qe2 Qc8 48. Kg2 Qd8 49. Kh3 Rc6 50. Qf3 Qxa5 51. Rxd5 Qc7 52. Re5 Rd6 53. Rc5 Qb8 54. Qf4 Rd8 55. Qe4 Qd6 56. Re5 Qb6 57. Re7 Qf6 58. Re5 Qg5 59. Qe2 Qc1 60. Kg2 Qc6+ 61. Kg3 Rxd4 62. Qe3 Qd6 63. Kg2 Kg8 64. f6 gxf6 65. Re8+ Kg7 66. Kf1 Rd1+ 67. Kg2 Rd5 68. f4 Rd3 69. Qe1 Qxf4 0-1

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.15"]
[Round "10"]
[White "Obregon, Carlos Andres"]
[Black "Slipak, Sergio"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2517"]
[BlackElo "2397"]
[PlyCount "81"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Bd7 6. 0-0 g6 7. Re1 Bg7 8. Nbd2 0-0 9. Nf1 Nh5 10. h3 h6 11. a4 a6 12. Bc4 Qf6 13. Ne3 Nf4 14. Ng4 Bxg4 15. hxg4 Rad8 16. g3 Ne6 17. b4 Ne7 18. Bd2 c6 19. Bb3 g5 20. a5 Ng6 21. Be3 d5 22. Bb6 Rd7 23. Rc1 d4 24. cxd4 exd4 25. e5 Qe7 26. Qd2 Re8 27. Re4 Bf8 28. Rb1 Rc8 29. Qa2 c5 30. bxc5 Rc6 31. Bd5 Bg7 32. Bxc6 bxc6 33. Qc4 Rd5 34. Qxa6 Qd7 35. Qa8+ Kh7 36. a6 Bxe5 37. Nxe5 Nxe5 38. Qb7 Nf3+ 39. Kg2 Nd2 40. Qxd7 Rxd7 41. Rxe6 1-0

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.14"]
[Round "9"]
[White "Acosta, Pablo Ismael"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2473"]
[BlackElo "2517"]
[PlyCount "116"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. d3 Bg7 7. Be3 h6 8. Rc1 0-0 9. Qd2 Kh7 10. f4 N8d7 11. Nf3 c6 12. 0-0 a5 13. Bf2 e5 14. f5 gxf5 15. Nh4 Nf6 16. Bc5 f4 17. gxf4 Re8 18. Nf3 Nbd7 19. Bd6 exf4 20. Bxf4 Nf8 21. e4 Ng6 22. Be3 Ng4 23. Bc5 f5 24. Kh1 fxe4 25. Nxe4 Be6 26. Bh3 Qd5 27. Rg1 N4e5 28. Nxe5 Bxh3 29. Rxg6 Rxe5 30. Rcg1 Rg8 31. Bd4 Bf5 32. R6g2 Bxe4 33. dxe4 Qxe4 34. Bxe5 Bxe5 35. Qc2 Qxc2 36. Rxc2 Rd8 37. b3 Bd4 38. Rd1 Rd5 39. Re2 Rd7 40. Re6 c5 41. Rde1 Rd5 42. Re7+ Kg6 43. Rxb7 Bc3 44. Re2 Rd1+ 45. Kg2 Kg5 46. Kf3 Rd6 47. Ra7 Bb4 48. Rf7 Rd3+ 49. Ke4 Rd4+ 50. Ke3 Kg4 51. Ref2 Rd1 52. R7f4+ Kh3 53. R2f3+ Kxh2 54. Rh4+ Kg2 55. Rf2+ Kg3 56. Rxh6 Re1+ 57. Re2 Rc1 58. Rg6+ Kh3 1-0

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.13"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Flores, Diego"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2517"]
[BlackElo "2586"]
[PlyCount "84"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[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. Nc3 b5 6. Bd3 Qb6 7. Nf3 Nc6 8. 0-0 Qb8 9. e5 Nge7 10. Bf4 f5 11. Re1 Ng6 12. Bg3 Bc5 13. a4 b4 14. Ne2 Qb6 15. Qd2 Bb7 16. Nf4 Nce7 17. Qe2 0-0 18. c3 bxc3 19. bxc3 Qa5 20. Nd2 Qxc3 21. Rab1 Nxf4 22. Bxf4 Ng6 23. Bg5 Bd5 24. Rec1 Qa5 25. Bc4 Ba7 26. h4 f4 27. Bxd5 Qxd5 28. Nf3 h6 29. Rd1 Qc6 30. h5 hxg5 31. hxg6 g4 32. Nd4 f3 33. Qe3 Bxd4 34. Qxd4 Qc2 35. Qxg4 fxg2 36. Qxg2 Rac8 37. Ra1 Rc4 38. Rxd7 Qf5 39. f3 Qxe5 40. Rad1 Qc5+ 41. Kh2 Rh4+ 42. Kg3 Rh6 0-1

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.12"]
[Round "7"]
[White "Tristan, Leonardo"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2543"]
[BlackElo "2517"]
[PlyCount "166"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 Nc6 5. Nc3 Bf5 6. e3 Qd7 7. Bd3 Bxd3 8. Qxd3 e6 9. Nf3 f6 10. Bf4 Bb4 11. 0-0 Nge7 12. Rac1 0-0 13. a3 Bd6 14. Bxd6 Qxd6 15. e4 Qd7 16. Rfe1 Rad8 17. Rcd1 Ng6 18. g3 Qf7 19. exd5 exd5 20. Qf5 Qd7 21. Qxd7 Rxd7 22. h4 h5 23. Kf1 Na5 24. Nd2 Rc8 25. Rc1 Nc4 26. Nxc4 dxc4 27. Rcd1 Rcd8 28. d5 a6 29. Re6 Ne7 30. Rd4 Rc8 31. Ree4 b5 32. Re6 Nf5 33. Rd2 Nd6 34. f3 a5 35. Ne4 Nf5 36. Rb6 b4 37. axb4 axb4 38. Rxb4 Rxd5 39. Rxd5 Ne3+ 40. Kf2 Nxd5 41. Rb7 Rc6 42. Rb5 c3 43. Nxc3 Nxc3 44. bxc3 Rxc3 45. Rxh5 Rc2+ 46. Ke3 Rc3+ 47. Ke4 Rc4+ 48. Kd3 Ra4 49. Rd5 Kh7 50. Rd4 Ra5 51. Ke4 Kh6 52. Rd5 Ra4+ 53. Kf5 Ra3 54. Ke4 Ra4+ 55. Rd4 Ra5 56. g4 Re5+ 57. Kf4 g5+ 58. hxg5+ Rxg5 59. Kg3 Rg7 60. Rd6 Kg6 61. f4 Rf7 62. Kf3 Kg7 63. Ke4 Ra7 64. Kf5 Ra4 65. Rd7+ Kf8 66. Rh7 Rb4 67. Rh6 Ke7 68. Rh7+ Kf8 69. Rc7 Ra4 70. Rc6 Kg7 71. Rb6 Rc4 72. Rd6 Ra4 73. Rd3 Rb4 74. Re3 Kf7 75. Rh3 Kg7 76. Rf3 Kf7 77. Rf1 Rb5+ 78. Ke4 f5+ 79. gxf5 Kf6 80. Rd1 Rb4+ 81. Rd4 Rxd4+ 82. Kxd4 Kxf5 83. Kd5 Kxf4 1/2-1/2

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.11"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Krysa, Leandro Sergio"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2517"]
[BlackElo "2516"]
[PlyCount "56"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d3 Qc7 4. exd5 cxd5 5. c4 Nf6 6. Nc3 e6 7. g3 Bb4 8. Bf4 Bxc3+ 9. bxc3 Qa5 10. cxd5 Qxc3+ 11. Bd2 Qa3 12. dxe6 Bxe6 13. Qb1 Nc6 14. Bg2 0-0 15. 0-0 Bd5 16. Bg5 Qd6 17. Qb2 Rfe8 18. Rfd1 b6 19. Rd2 Re6 20. Rad1 Rae8 21. Be3 Qe7 22. Bf4 Qb7 23. Nh4 h6 24. Bxd5 Nxd5 25. Ng2 Nxf4 26. gxf4 Ne7 27. d4 Rg6 28. d5 Nxd5 0-1

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.10"]
[Round "5"]
[White "Valerga, Diego"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2443"]
[BlackElo "2517"]
[PlyCount "118"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Bd2 0-0 7. Rc1 Nxc3 8. Bxc3 Qd5 9. b3 b6 10. g3 Bb7 11. Bg2 Qd6 12. 0-0 Nd7 13. Qc2 a5 14. e4 e6 15. Nd2 Qe7 16. Rfe1 e5 17. d5 Rfd8 18. Nc4 Ba6 19. Bb2 Bh6 20. Rcd1 Bxc4 21. Qxc4 Nc5 22. h4 Re8 23. Qb5 Qd8 24. Re2 Bf8 25. Rc2 Bd6 26. Bc1 Qe7 27. Be3 f5 28. exf5 gxf5 29. Bxc5 bxc5 30. Qe2 Rab8 31. Rc4 Rb4 32. Qh5 Rf8 33. Re1 Qf6 34. Bh3 Kh8 35. Rxb4 axb4 36. Re2 e4 37. Bg2 Qd4 38. Qh6 Rg8 39. Qe3 Qd1+ 40. Re1 Qxd5 41. Bf1 Qe5 42. Bc4 Rg7 43. Kf1 Qf6 44. Qe2 Rg6 45. Qd2 Kg7 46. Qd5 Qf8 47. Re3 Qf6 48. Qg8+ Kh6 49. Qf7 Qe5 50. Qd5 Qf6 51. Qf7 Qxf7 52. Bxf7 Rf6 53. Bd5 Kh5 54. Kg2 Be5 55. f3 Bxg3 56. fxe4 f4 57. e5 Rf8 58. Re2 Bxh4 59. Kf3 Rd8 1/2-1/2

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.09"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Perez Ponsa, Federico"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2517"]
[BlackElo "2561"]
[PlyCount "67"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Ne4 4. h4 Qb6 5. Nd2 Nxg5 6. hxg5 g6 7. e4 d6 8. Ngf3 Nd7 9. Nc4 Qc7 10. a4 Bg7 11. c3 b6 12. Bd3 a6 13. Qe2 Bb7 14. Nfd2 h6 15. Qe3 hxg5 16. Rxh8+ Bxh8 17. Qxg5 Bf6 18. Qe3 b5 19. axb5 axb5 20. Rxa8+ Bxa8 21. Na3 b4 22. cxb4 cxb4 23. Nac4 Kf8 24. Be2 Nc5 25. f4 Bg7 26. Bf3 Bb7 27. Kf2 Ba6 28. Be2 Nd7 29. g4 Qc5 30. Qxc5 Nxc5 31. Ke3 Na4 32. b3 Nc5 33. g5 Bc3 34. Bd1 1/2-1/2

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.08"]
[Round "3"]
[White "Obregon, Carlos Andres"]
[Black "Villanueva, Mario Nicolas"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2517"]
[BlackElo "2450"]
[PlyCount "77"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[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. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 f6 9. Bd3 Ng6 10. Nc2 Nb4 11. Nxb4 Bxb4+ 12. Bd2 Qa5 13. Bxb4 Qxb4+ 14. Qd2 Nf4 15. Bf1 Qxd2+ 16. Kxd2 Rc8 17. h4 0-0 18. Ke3 Ng6 19. h5 Ne7 20. Bd3 h6 21. Kd2 Be8 22. Rae1 Bd7 23. Rh4 f5 24. Ng1 Nc6 25. Ne2 Rf7 26. Rg1 Nb4 27. Bb1 Nc6 28. f3 Na5 29. b3 Nc6 30. g4 fxg4 31. fxg4 Rf2 32. g5 hxg5 33. Rxg5 Ne7 34. h6 g6 35. Bxg6 Nxg6 36. Rxg6+ Kh8 37. Ke3 Rf1 38. Rg7 Be8 39. Rf4 1-0

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.07"]
[Round "2"]
[White "Peralta, Fernando"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2573"]
[BlackElo "2517"]
[PlyCount "135"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 b6 9. 0-0 Bb7 10. Bb2 Qe7 11. Rfe1 Rfe8 12. Bd3 c5 13. cxd5 exd5 14. Nb5 Bb8 15. Rad1 a6 16. Nc3 Bd6 17. Bf5 Rad8 18. g3 b5 19. dxc5 Nxc5 20. Nd4 Ne6 21. Nce2 Rc8 22. Qb1 Rc7 23. Nf4 Nxd4 24. Bxd4 g6 25. Bh3 Bb4 26. Rf1 Ne4 27. Qb2 Ba3 28. Qa1 Bc5 29. Bxc5 Rxc5 30. Qd4 Rc2 31. a4 Rd8 32. axb5 axb5 33. Bg2 Rcc8 34. Rc1 Rb8 35. b4 Ra8 36. Rfd1 Re8 37. Nxd5 Bxd5 38. Qxd5 Ra4 39. Bxe4 Qxe4 40. Qxe4 Rxe4 41. Rc7 Ra6 42. Rdd7 Rf6 43. Rd4 Rxd4 44. exd4 Rd6 45. Rc5 Rxd4 46. Rxb5 Kg7 47. h4 h6 48. Kg2 Kf6 49. Rb6+ Kf5 50. Rb7 Kf6 51. Kf3 Rd3+ 52. Ke4 Rb3 53. b5 h5 54. Kd5 Rb2 55. b6 g5 56. Kc6 Rc2+ 57. Kd7 gxh4 58. gxh4 Rxf2 59. Rc7 Rb2 60. b7 Kf5 61. Rc5+ Kg4 62. Kc6 Rxb7 63. Rc4+ Kg3 64. Kxb7 f5 65. Kc6 f4 66. Kd5 f3 67. Ke4 f2 68. Rc1 1-0

[Event "ARG-ch 95th"]
[Site "Villa Martelli"]
[Date "2021.12.06"]
[Round "1"]
[White "Obregon, Carlos Andres"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2517"]
[BlackElo "2451"]
[PlyCount "64"]
[EventDate "2021.12.06"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "10"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 0-0 8. d3 d6 9. Bg5 h6 10. Bh4 Nd7 11. Bxe7 Nxe7 12. Nbd2 Ng6 13. g3 Nc5 14. Bd5 Rb8 15. a3 Bh3 16. Nf1 c6 17. Ba2 d5 18. 0-0-0 Qf6 19. Ne1 a5 20. exd5 b4 21. Ne3 bxc3 22. bxc3 cxd5 23. Nxd5 Qd6 24. Nc2 Bg2 25. c4 Bxh1 26. Rxh1 e4 27. d4 Nd3+ 28. Kd2 Rb2 29. Ra1 Qxa3 30. Qxe4 Nb4 31. Ndxb4 axb4 32. Kd1 Qc3 0-1

[Event "Titled Tuesday intern op 23rd Nov"]
[Site "Chess.com INT"]
[Date "2021.11.23"]
[Round "3"]
[White "Halkias, Stelios"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2530"]
[BlackElo "2525"]
[PlyCount "64"]
[EventDate "2021.11.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 e6 5. 0-0 a6 6. Bd3 Nc6 7. Nd5 Bd6 8. Ne3 Nge7 9. c3 Bc7 10. Bc2 d5 11. exd5 exd5 12. d4 cxd4 13. Nxd4 0-0 14. Re1 Qd6 15. g3 g6 16. Ng4 h5 17. Nh6+ Kg7 18. Bf4 Qd8 19. Bg5 f6 20. Be3 Ne5 21. Bf4 Rh8 22. Qc1 N7c6 23. Re3 Nc4 24. Re1 Bxf4 25. Qxf4 Nxd4 26. cxd4 Rxh6 27. Re2 g5 28. Qf3 Bg4 29. Qd3 Bxe2 30. Qxe2 Qd7 31. Qd3 Re8 32. Rd1 Nxb2 0-1

[Event "Titled Tuesday intern op 23rd Nov"]
[Site "Chess.com INT"]
[Date "2021.11.23"]
[Round "1"]
[White "Najdin, Danil"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2296"]
[BlackElo "2525"]
[PlyCount "128"]
[EventDate "2021.11.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. f4 d5 2. d3 Nf6 3. g3 c5 4. Bg2 Nc6 5. Nf3 g6 6. 0-0 Bg7 7. Qe1 0-0 8. c3 d4 9. e4 dxe3 10. Bxe3 Qxd3 11. Bxc5 Bg4 12. Ne5 Qb5 13. Nxc6 Qxc5+ 14. Nd4 Rfe8 15. Nd2 e5 16. fxe5 Rxe5 17. Qf2 Re7 18. Rae1 Rae8 19. h3 Bc8 20. Rxe7 Qxe7 21. Kh2 h5 22. Nb5 a6 23. Nd4 Qc7 24. Qf4 Qxf4 25. Rxf4 h4 26. gxh4 Nh5 27. Rf1 Be5+ 28. Kg1 Bg3 29. Ne4 Bxh4 30. Nd6 Rf8 31. Nxc8 Rxc8 32. Bxb7 Rb8 33. Bd5 Nf6 34. Bb3 Kg7 35. Kg2 a5 36. Nc6 Rb5 37. c4 Rg5+ 38. Kf3 Rg3+ 39. Ke2 Rxh3 40. Nxa5 Rh2+ 41. Kd3 Rxb2 42. c5 Bg3 43. c6 Bc7 44. Nc4 Rh2 45. Ne3 Rh3 46. Ke2 Bb6 47. Nd5 Nxd5 48. Bxd5 Re3+ 49. Kd2 Re7 50. Rb1 Bc7 51. Rb7 Kf6 52. a4 Ke5 53. Bg2 Kd6 54. a5 Bxa5+ 55. Kd3 Bc7 56. Kd4 Re2 57. Bf3 Rf2 58. Ke3 Rc2 59. Kf4 Rc3 60. Be4 f5 61. Bf3 g5+ 62. Kg3 g4 63. Kh4 Rxf3 64. Rxc7 Kxc7 0-1

[Event "Titled Tuesday intern op 23rd Nov"]
[Site "Chess.com INT"]
[Date "2021.11.23"]
[Round "2"]
[White "Obregon, Carlos Andres"]
[Black "Adewumi, Tanitoluwa"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2525"]
[BlackElo "2121"]
[PlyCount "93"]
[EventDate "2021.11.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nbd2 Qe7 7. a3 Ngxe5 8. Nxe5 Nxe5 9. e3 Bxd2+ 10. Qxd2 d6 11. Be2 0-0 12. 0-0 Be6 13. c5 Rad8 14. cxd6 cxd6 15. Rac1 Rc8 16. Rfd1 Bb3 17. Re1 Rfd8 18. Rxc8 Rxc8 19. Qb4 Bd5 20. Qd4 Bc6 21. Qxa7 Qe6 22. Qd4 Qg6 23. Bg3 h6 24. Rd1 Qc2 25. Bf1 Qf5 26. Qxd6 Nf3+ 27. Kh1 Re8 28. Bd3 Qh5 29. Be2 Qf5 30. Bxf3 Bxf3 31. gxf3 Qxf3+ 32. Kg1 h5 33. Qd5 Qg4 34. Rd4 Qe2 35. Qd7 Re6 36. Rf4 Rf6 37. Rxf6 gxf6 38. Qxb7 h4 39. Bxh4 Qd1+ 40. Kg2 Qg4+ 41. Bg3 Qc4 42. h3 Qc2 43. Qb4 Qc6+ 44. Kh2 Qf3 45. a4 f5 46. a5 f4 47. Qxf4 1-0

[Event "Titled Tuesday intern op 23rd Nov"]
[Site "Chess.com INT"]
[Date "2021.11.23"]
[Round "5"]
[White "Obregon, Carlos Andres"]
[Black "Kosteniuk, Alexandra"]
[Result "0-1"]
[ECO "E44"]
[WhiteElo "2525"]
[BlackElo "2518"]
[PlyCount "150"]
[EventDate "2021.11.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ne4 6. Qc2 Bb7 7. a3 Bxc3+ 8. Nxc3 Nxc3 9. Qxc3 d6 10. b4 a5 11. Bb2 axb4 12. axb4 Rxa1+ 13. Bxa1 Nd7 14. c5 Bd5 15. c6 Nf8 16. f3 f5 17. Be2 Qh4+ 18. g3 Qh3 19. Kf2 Ng6 20. b5 0-0 21. Qd2 Ra8 22. Bb2 Ra2 23. Qc2 Ne7 24. Qb1 g5 25. Bf1 Qh6 26. Bg2 Qf8 27. Rc1 Qa8 28. Kg1 Qa4 29. Bc3 Bc4 30. e4 Qxb5 31. Qxb5 Bxb5 32. exf5 Nxf5 33. Bh3 Kf7 34. d5 Bc4 35. dxe6+ Bxe6 36. Re1 Rc2 37. Ba1 Rxc6 38. Bf1 Bd5 39. Bd3 Ne7 40. Bxh7 b5 41. Bd3 b4 42. Kf2 b3 43. Ke3 Rb6 44. Bb2 c5 45. h4 c4 46. Bb1 gxh4 47. gxh4 Be6 48. Kf4 Nd5+ 49. Ke4 c3 50. Bxc3 Nxc3+ 51. Kd4 Nxb1 52. Rxb1 Rb4+ 53. Kc3 Rxh4 54. Rg1 Rf4 55. Rg3 Bd5 56. Kb2 Rxf3 57. Rg2 Rf4 58. Rd2 Rf5 59. Re2 Re5 60. Rd2 Ke6 61. Rh2 Bc4 62. Kc3 d5 63. Rh6+ Kd7 64. Rh7+ Kd6 65. Rh8 Re7 66. Rd8+ Rd7 67. Rh8 Rg7 68. Rd8+ Kc7 69. Re8 Rg3+ 70. Kb2 Rg2+ 71. Ka3 Ra2+ 72. Kb4 b2 73. Kc3 b1Q 74. Re7+ Kd6 75. Re6+ Kxe6 0-1

[Event "Titled Tuesday intern op 23rd Nov"]
[Site "Chess.com INT"]
[Date "2021.11.23"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Vachier Lagrave, Maxime"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "2525"]
[BlackElo "2766"]
[PlyCount "88"]
[EventDate "2021.11.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Bg7 10. g3 Nbd7 11. Kg2 0-0 12. Re1 Ng4 13. Re2 Qa5 14. Bg5 Rfe8 15. Rc1 h6 16. Bd2 Reb8 17. Rc2 Nge5 18. Nxe5 Nxe5 19. b3 Qa6 20. Nb1 c4 21. bxc4 Nxc4 22. Bc3 Ne5 23. f4 Nd3 24. Bxg7 Kxg7 25. Red2 Nc5 26. Nc3 Rb4 27. Rd4 Rab8 28. Qd2 R4b7 29. e5 f6 30. exf6+ exf6 31. Qe3 f5 32. h3 Rf7 33. Rd1 Rbb7 34. Re2 Qa5 35. Qd4+ Kh7 36. Re8 Rg7 37. Qf6 Rb2+ 38. Kh1 Nd7 39. Qd4 Rc2 40. Rd3 Nc5 41. Rde3 Ne4 42. Nxe4 fxe4 43. a4 Qa6 44. Kg1 Rc1+ 0-1

[Event "Villa Martelli ProAm op 28th"]
[Site "Villa Martelli"]
[Date "2021.11.13"]
[Round "7"]
[White "Obregon, Carlos Andres"]
[Black "Hungaski, Robert Andrew"]
[Result "0-1"]
[ECO "D44"]
[WhiteElo "2525"]
[BlackElo "2511"]
[PlyCount "72"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3 Bb7 12. Bg2 Qb6 13. exf6 c5 14. d5 0-0-0 15. 0-0 b4 16. Na4 Qa6 17. a3 Bxd5 18. Bxd5 Ne5 19. Qe2 Rxd5 20. axb4 cxb4 21. Nc3 Qd6 22. Nxd5 Qxd5 23. f3 Bc5+ 24. Kg2 Nd3 25. h4 Kb7 26. Ra5 Rd8 27. Rfa1 Qd4 28. Rb5+ Kc6 29. Rxc5+ Qxc5 30. Ra6+ Kb5 31. Be3 Qe5 32. Rxa7 Rg8 33. Rb7+ Kc6 34. Rb6+ Kd7 35. Kf1 Qxg3 36. Bg5 Ra8 0-1

[Event "Villa Martelli ProAm op 28th"]
[Site "Villa Martelli"]
[Date "2021.11.12"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Tokman, Ariel"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2525"]
[BlackElo "2295"]
[PlyCount "87"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 a6 5. Bg5 dxc4 6. a4 h6 7. Bxf6 Qxf6 8. e4 Bb4 9. Bxc4 c5 10. 0-0 cxd4 11. e5 Qd8 12. Ne4 Nc6 13. Qc1 Qc7 14. Qf4 0-0 15. Qg3 f5 16. Nf6+ Kh8 17. Nh5 Qf7 18. Nf4 g5 19. Ne2 Rd8 20. Rad1 Bc5 21. h4 g4 22. Ne1 b6 23. Nd3 Bb7 24. Nef4 Re8 25. b4 Bf8 26. b5 axb5 27. axb5 Na5 28. Ba2 Rac8 29. Rc1 Rc3 30. Rxc3 dxc3 31. Nxe6 Rxe6 32. Nf4 Bc8 33. Qxc3 Qe8 34. Rc1 Bd7 35. Rd1 Re7 36. e6+ Bg7 37. exd7 Rxd7 38. Qc2 Rxd1+ 39. Qxd1 Nb7 40. Qd5 Nd8 41. Ng6+ Kh7 42. Qxf5 Bd4 43. Ne5+ Kh8 44. Qf4 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "3"]
[White "Bellahcene, Bilel"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2528"]
[BlackElo "2525"]
[PlyCount "90"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c3 0-0 13. Nc2 Bg5 14. Be2 Rb8 15. 0-0 a5 16. a3 Ne7 17. Nce3 Be6 18. Nxe7+ Qxe7 19. Nd5 Qb7 20. g3 f5 21. Bf3 Bxd5 22. Qxd5+ Qxd5 23. exd5 Rfc8 24. h4 Bh6 25. Be2 Rc5 26. Rfd1 Kf7 27. Kg2 g6 28. h5 Kf6 29. hxg6 hxg6 30. Rh1 Kg7 31. Rad1 b4 32. axb4 axb4 33. c4 Ra8 34. Ra1 Rca5 35. Rxa5 Rxa5 36. g4 Bf4 37. gxf5 gxf5 38. Rh3 e4 39. Rb3 Bd2 40. Rh3 Ra2 41. b3 Rb2 42. Bh5 Bf4 43. Kf1 Be5 44. Be8 Bd4 45. Rh2 f4 0-1

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "1"]
[White "Berezin, Viktor1"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2307"]
[BlackElo "2525"]
[PlyCount "72"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. c4 g6 5. g3 Bg7 6. Bg2 d6 7. 0-0 bxc4 8. Nfd2 0-0 9. Nc3 Ba6 10. Qa4 Qb6 11. Nxc4 Qb4 12. Na5 Nfd7 13. Nc6 Nxc6 14. Qxa6 Nce5 15. Qa4 Nb6 16. Qxb4 cxb4 17. Nb5 Rfc8 18. Nd4 Rc5 19. Nc6 Nxc6 20. dxc6 Rc8 21. Bd2 Bxb2 22. Rab1 Bc3 23. Be3 R5xc6 24. Bxc6 Rxc6 25. Rfc1 Nc4 26. Bxa7 e5 27. e4 f5 28. f3 Ra6 29. Bf2 Nd2 30. Rb3 Nxf3+ 31. Kg2 Nd2 32. Rbxc3 bxc3 33. exf5 Rxa2 34. Rxc3 Ne4 35. Rc8+ Kf7 36. f6 Rxf2+ 0-1

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "9"]
[White "Garcia, Erick G"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2184"]
[BlackElo "2525"]
[PlyCount "122"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. 0-0 a6 7. dxc5 Bxc5 8. a3 Qxd1 9. Rxd1 b5 10. Be2 Bb7 11. b4 Be7 12. Bb2 Nbd7 13. Nbd2 0-0 14. Rac1 Rfc8 15. Nb3 Bd5 16. Nbd4 Nb6 17. Ne5 Na4 18. Ba1 Ne4 19. Bf3 Bf6 20. Nd7 Be7 21. Ne5 f6 22. Nec6 Bf8 23. Na5 Nac3 24. Re1 f5 25. Bxc3 Nxc3 26. Bxd5 exd5 27. Kf1 g6 28. Rc2 Ne4 29. Rec1 Rxc2 30. Rxc2 Nd6 31. Ke2 Nc4 32. Rc3 Bg7 33. Nac6 Kf7 34. Rd3 Rc8 35. h3 Re8 36. Kf1 h5 37. g3 Rc8 38. Ke2 Bf8 39. Rc3 Bg7 40. Rd3 Rc7 41. f4 Bf6 42. Kf3 Ke8 43. Na5 Nxa5 44. bxa5 Ke7 45. Ke2 Rc4 46. Nb3 Kd6 47. Kd2 Ra4 48. Nd4 Rxa5 49. Nf3 Ra4 50. Kc2 a5 51. Kb3 Rc4 52. Nd4 Bxd4 53. exd4 Rc1 54. h4 Re1 55. Kb2 Re4 56. Kb3 Kc6 57. Kb2 Kb6 58. Kb3 Re2 59. Kc3 a4 60. Rf3 Ka5 61. Rd3 Ra2 0-1

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "7"]
[White "Maly, Alexey"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2368"]
[BlackElo "2525"]
[PlyCount "112"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. 0-0 a6 7. b3 cxd4 8. Nxd4 Bd6 9. Bb2 0-0 10. Nd2 e5 11. N4f3 Nc6 12. h3 b5 13. Be2 Bb7 14. a4 Qb6 15. axb5 axb5 16. Rxa8 Rxa8 17. Qb1 Re8 18. Rd1 Nb4 19. Ng5 h6 20. Nge4 Bf8 21. Nxf6+ Qxf6 22. Bf3 Bc8 23. Ne4 Qb6 24. Ng3 g6 25. Qe4 f5 26. Qb1 e4 27. Be2 Be6 28. Bd4 Qb7 29. Rc1 Nc6 30. Ba1 Na5 31. Be5 Nxb3 32. Rc7 Qd5 33. Qb2 Bf7 34. Bf1 Qxe5 35. Qc2 Nc5 36. Bxb5 Qxc7 37. Bxe8 Bxe8 38. Ne2 Ne6 39. Qa2 Bf7 40. Qa6 Qe5 41. h4 Bd6 42. g3 g5 43. hxg5 hxg5 44. Kg2 Bh5 45. Qc8+ Bf8 46. Nc3 Bf3+ 47. Kg1 Kf7 48. Qd7+ Kg6 49. Qe8+ Kg7 50. Qd7+ Kg8 51. Qe8 f4 52. exf4 gxf4 53. Qg6+ Ng7 54. Qc6 fxg3 55. Nd5 Qa1+ 56. Qc1 Qxc1# 0-1

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "10"]
[White "Obregon, Carlos Andres"]
[Black "Gabrielian, Artur"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2525"]
[BlackElo "2464"]
[PlyCount "103"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. b3 0-0 5. Bb2 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. 0-0 dxe5 10. Nfd2 f5 11. h3 Nh6 12. Nc3 e4 13. Qc1 Nf7 14. Nd5 Nde5 15. Rd1 c6 16. Ne3 Qc7 17. c5 Be6 18. Ndc4 Rad8 19. Qc2 h5 20. h4 Rxd1+ 21. Rxd1 Rd8 22. Rxd8+ Qxd8 23. Nxe5 Nxe5 24. Bc3 Qe7 25. b4 Qf7 26. Qb2 Nc4 27. Nxc4 Bxc4 28. Bxg7 Qxg7 29. Qd2 Bd5 30. Qf4 Qa1+ 31. Bf1 Qxa2 32. Qb8+ Kg7 33. Qxb7+ Kf6 34. b5 cxb5 35. Qxb5 Qc4 36. Qa5 Bc6 37. Qxa7 e3 38. fxe3 Qd5 39. Kf2 Qh1 40. Qc7 Qd5 41. Qc8 Ke7 42. Qh8 Kf7 43. Qd4 Ke6 44. Qg7 Be8 45. Qg8+ Bf7 46. Qc8+ Ke7 47. Bg2 Qe5 48. Qc6 Be8 49. Qb7+ Kd8 50. Qb6+ Qc7 51. e4 fxe4 52. Bxe4 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "5"]
[White "Obregon, Carlos Andres"]
[Black "Hakobyan, Aram"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2525"]
[BlackElo "2607"]
[PlyCount "201"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 c5 7. Bb2 d4 8. e3 Nc6 9. exd4 cxd4 10. Re1 Bc5 11. d3 Qc7 12. Ba3 b6 13. Ne5 Bb7 14. Nxc6 Bxc6 15. Bxc6 Qxc6 16. b4 Be7 17. b5 Qb7 18. Bxe7 Qxe7 19. Nd2 Rfd8 20. Nf3 Rd6 21. Ne5 Nd7 22. Qf3 Rf8 23. Nc6 Qf6 24. Qe4 Nc5 25. Qe2 a5 26. f4 Re8 27. Qf3 h6 28. Kg2 Qg6 29. Rad1 Qf6 30. Re5 Nd7 31. Re2 Nc5 32. Rde1 Qf5 33. Rd2 Qf6 34. h4 Rc8 35. Ne5 Rdd8 36. Qf2 Rc7 37. g4 h5 38. gxh5 Qf5 39. Qf3 f6 40. Nc6 Rdd7 41. Kh2 Kf7 42. Qg3 Rc8 43. Rg1 Rg8 44. Qg6+ Qxg6 45. hxg6+ Ke8 46. Re1 Rh8 47. Kg3 Rh6 48. f5 e5 49. Kg4 Rd6 50. h5 Kd7 51. Red1 Kc7 52. Re1 Kd7 53. Rh1 Ke8 54. Kf3 Rd7 55. Ke2 Rc7 56. Kf3 Kd7 57. Kg4 Rc8 58. Rh3 Rch8 59. Re2 Kd6 60. Re1 Na4 61. Re2 Nc3 62. Re1 Nxa2 63. Nxd4 exd4 64. Re6+ Kc5 65. Rc6+ Kb4 66. Rxb6 Nc1 67. Rb7 a4 68. Rxg7 a3 69. Ra7 a2 70. b6 Rb8 71. b7 Kc3 72. c5 Rxb7 73. Ra3+ Rb3 74. Ra8 Rb1 75. g7 a1Q 76. Rxa1 Rxa1 77. g8Q Nb3 78. Qc4+ Kb2 79. Rh2+ Ka3 80. Qa6+ Kb4 81. Qc4+ Ka3 82. c6 Rg1+ 83. Kf3 Rc1 84. Qb5 Rc5 85. Qb6 Rxf5+ 86. Ke4 Re5+ 87. Kf4 Rc5 88. c7 Rh7 89. Qa6+ Kb4 90. c8Q Rxc8 91. Qxc8 Re7 92. Rb2 Re5 93. Qb8+ Rb5 94. Rxb3+ Kxb3 95. Qxb5+ Kc3 96. Qc4+ Kd2 97. Qxd4 f5 98. Qf6 Ke2 99. Qxf5 Kf2 100. Qe4 Kg1 101. Qe2 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Hansen, Eric"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2525"]
[BlackElo "2606"]
[PlyCount "50"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 Bxc3 6. bxc3 0-0 7. 0-0 h6 8. d3 e4 9. Nd4 Re8 10. dxe4 Nxe4 11. Qc2 Qe7 12. Nb5 d6 13. Bxe4 Qxe4 14. Qxe4 Rxe4 15. Nxc7 Rb8 16. Nb5 Rxe2 17. Bf4 Bh3 18. Rfe1 Rbe8 19. Rxe2 Rxe2 20. Nxd6 b6 21. c5 bxc5 22. Be3 Rc2 23. c4 Nd4 24. Ne4 Rxc4 25. Nxc5 Nc2 0-1

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "2"]
[White "Obregon, Carlos Andres"]
[Black "Sokolovsky, Yahli"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2525"]
[BlackElo "2397"]
[PlyCount "85"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. g3 f5 4. Bg2 e6 5. 0-0 c6 6. d3 d5 7. Qc2 Nf6 8. Nbd2 0-0 9. e4 Nbd7 10. Ng5 Qe7 11. exd5 exd5 12. Ndf3 Re8 13. Bf4 Nf8 14. Rfe1 Qd8 15. Ne5 Be6 16. h4 Nh5 17. Bd2 dxc4 18. dxc4 Qc7 19. Bc3 Nf6 20. Rad1 Rad8 21. Rxd8 Qxd8 22. Bf3 N6d7 23. Rd1 Qc7 24. Nxe6 Rxe6 25. Nxd7 Nxd7 26. Bxg7 Kxg7 27. Qa4 a6 28. Qb3 Nf6 29. Qc3 Kf7 30. b4 Qe5 31. Qd2 Re8 32. a4 Qe7 33. b5 axb5 34. axb5 cxb5 35. cxb5 Kg7 36. b6 Qe6 37. Qd4 Re7 38. Rc1 Kf7 39. Rc7 Qe1+ 40. Kg2 Ne4 41. Bxe4 fxe4 42. Qd5+ Kf8 43. Qd8+ 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "11"]
[White "Obregon, Carlos Andres"]
[Black "Weetik, Vjacheslav"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2525"]
[BlackElo "2423"]
[PlyCount "137"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. h3 Nc6 7. Bh2 Nd7 8. 0-0 e5 9. c4 f5 10. Nc3 g5 11. Re1 g4 12. hxg4 fxg4 13. Nd2 exd4 14. exd4 Bxd4 15. Nde4 Nde5 16. Qd2 Bf5 17. Rad1 Qh4 18. Bg3 Qh5 19. Bf1 Qg6 20. b4 Bb6 21. c5 dxc5 22. b5 Nd4 23. Bxe5 Rae8 24. Nf6+ Rxf6 25. Bxf6 Rxe1 26. Rxe1 Qxf6 27. Nd5 Qf7 28. Qh6 Be6 29. Nf6+ Kh8 30. Bc4 Qg7 31. Qxg7+ Kxg7 32. Nh5+ Kf7 33. Rxe6 Nxe6 34. Nf4 Kf6 35. Nxe6 Ke5 36. Kf1 h5 37. g3 Ba5 38. Ke2 Bb4 39. a4 c6 40. bxc6 bxc6 41. Ke3 Kf5 42. Nf4 Kg5 43. Bf7 h4 44. gxh4+ Kxh4 45. Be8 c4 46. Ke2 Kg5 47. Ne6+ Kf6 48. Nd4 c5 49. Nc2 c3 50. Bb5 a5 51. Bc4 Kf5 52. Ke3 Kg5 53. Ke4 Kh4 54. Kf4 Kh3 55. Bf1+ Kh4 56. Bg2 c4 57. Ke3 Bc5+ 58. Ke2 g3 59. fxg3+ Kxg3 60. Bd5 Kf4 61. Bxc4 Ke5 62. Kd3 Bb4 63. Nxb4 axb4 64. Kc2 Kd6 65. Kb3 Kc5 66. Bd3 Kd4 67. Bc2 Kc5 68. Bh7 Kd4 69. Kxb4 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "6"]
[White "Siva, Mahadevan"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2349"]
[BlackElo "2525"]
[PlyCount "61"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Qa5+ 11. Bd2 Qd8 12. Bg5 Qa5+ 13. Bd2 Qd8 14. c4 Nxe4 15. cxb5 Be6 16. Bc4 Ne7 17. 0-0 Rc8 18. Nxe7 Bxe7 19. Bxe6 fxe6 20. Be3 d5 21. bxa6 0-0 22. Qg4 Qd6 23. a7 Nf6 24. Qa4 e4 25. Nb5 Qd7 26. Rac1 Ng4 27. Rxc8 Qxc8 28. Rc1 Qd8 29. Nc7 Bd6 30. a8Q Bxh2+ 31. Kh1 1-0

[Event "Titled Tuesday intern op 09th Nov"]
[Site "Chess.com INT"]
[Date "2021.11.09"]
[Round "4"]
[White "Zubov, Alexander"]
[Black "Obregon, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2598"]
[BlackElo "2525"]
[PlyCount "172"]
[EventDate "2021.11.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. a3 Nc6 9. Be3 Na5 10. Qc2 a6 11. Nc3 Be7 12. Rd1 Bb7 13. Be2 Qd7 14. 0-0 h6 15. Nd2 0-0 16. Nde4 Nd5 17. Bc1 Rad8 18. Rfe1 Qc6 19. Nxd5 Rxd5 20. Bf3 Qb6 21. Nc3 Rxd4 22. Be3 Rxd1 23. Rxd1 Qb3 24. Qxb3 cxb3 25. Bxb7 Nxb7 26. Rd7 Bd8 27. Kf1 Na5 28. Bc5 Re8 29. f4 Nc4 30. Na4 f6 31. Rd4 Ne3+ 32. Kf2 Nd5 33. Ke2 g5 34. g3 Kf7 35. Kd3 Rg8 36. fxg5 fxe5 37. Re4 Bxg5 38. Rxe5 Bf6 39. Re2 Rb8 40. Kc4 Rb5 41. Rf2 Kg6 42. Re2 Kf7 43. Bd4 Nb6+ 44. Nxb6 Bxd4 45. Na4 e5 46. Nc3 Rb6 47. Nd5 Rb7 48. Re1 a5 49. Re2 c6 50. Nc3 Ke6 51. Ne4 Rf7 52. Kxb3 Rf1 53. Ka4 Kd5 54. Kxa5 Rb1 55. b4 Rb3 56. Ka4 Rb1 57. Nf6+ Kc4 58. Re4 Kd3 59. Rh4 Rf1 60. Rxh6 e4 61. Nxe4 Kxe4 62. Rxc6 Kd5 63. Rh6 Ra1 64. Rh5+ Kc4 65. Rh4 Kc3 66. Rf4 Ra2 67. h3 Rh2 68. h4 Be5 69. Rf3+ Kc4 70. Re3 Kd4 71. Re1 Bxg3 72. Rd1+ Kc4 73. Rc1+ Kd5 74. Rd1+ Kc6 75. Rc1+ Kb7 76. Rg1 Bxh4 77. Rg7+ Kb6 78. Rh7 Bg3 79. Rxh2 Bxh2 80. Kb3 Bd6 81. Kc4 Be7 82. a4 Bxb4 83. Kxb4 Ka7 84. a5 Ka8 85. a6 Ka7 86. Ka4 Kxa6 1/2-1/2

[Event "Villa Martelli ProAm op 28th"]
[Site "Villa Martelli"]
[Date "2021.11.07"]
[Round "5"]
[White "Miranda, Rafael"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2248"]
[BlackElo "2525"]
[PlyCount "62"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Bd3 Nc6 6. Nf3 Bxc5 7. 0-0 Nge7 8. Bf4 Ng6 9. Bg3 0-0 10. Nbd2 f6 11. exf6 Qxf6 12. c4 Bb6 13. cxd5 exd5 14. Qb3 Be6 15. Rae1 Kh8 16. Re2 Bg8 17. Bxg6 Qxg6 18. Ne5 Qh5 19. Ndf3 d4 20. Qd1 Bd5 21. Rd2 Rf5 22. Nxc6 Bxf3 23. gxf3 bxc6 24. Rd3 c5 25. Qb3 Re8 26. Kg2 Qg6 27. Rdd1 h5 28. h4 Rfe5 29. Rd2 Ba5 30. Rd3 Re2 31. Kh2 Rxb2 0-1

[Event "Villa Martelli ProAm op 28th"]
[Site "Villa Martelli"]
[Date "2021.11.05"]
[Round "2"]
[White "Obregon, Carlos Andres"]
[Black "Campos, Maria Jose"]
[Result "0-1"]
[ECO "E52"]
[WhiteElo "2525"]
[BlackElo "2103"]
[PlyCount "72"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 b6 6. Bd2 d5 7. cxd5 exd5 8. Bd3 Bb7 9. Rc1 a6 10. 0-0 Nbd7 11. Ne5 Bd6 12. f4 Ne4 13. Nxe4 dxe4 14. Bc4 Nf6 15. Qb3 Qe7 16. Be1 b5 17. Bh4 Rab8 18. Be2 c5 19. dxc5 Bxc5 20. Ng4 Rbc8 21. Bxf6 gxf6 22. Nh6+ Kh8 23. Bh5 Bd5 24. Qc3 b4 25. Qd2 Qa7 26. Rfe1 Rfd8 27. Qf2 Bxe3 28. Qxe3 Qxe3+ 29. Rxe3 Rxc1+ 30. Kf2 Rc2+ 31. Kg3 Rxb2 32. Re1 Rxa2 33. Rd1 Ra3+ 34. Kh4 Rd3 35. Ra1 b3 36. Bxf7 Kg7 0-1

[Event "Villa Martelli ProAm op 28th"]
[Site "Villa Martelli"]
[Date "2021.11.04"]
[Round "1"]
[White "Moldovan, Adrian"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1899"]
[BlackElo "2525"]
[PlyCount "80"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. Bg2 d6 6. e4 0-0 7. d3 Nc6 8. 0-0 e5 9. Nfd2 Bg4 10. f3 Be6 11. Nc3 Nd4 12. a4 Nh5 13. Nd5 f5 14. c3 Nc6 15. Qe2 f4 16. g4 Nf6 17. c4 Nd7 18. Kh1 Bh6 19. Rg1 Bg5 20. Bh3 Nd4 21. Qd1 Kg7 22. Rg2 Rh8 23. Bxd4 exd4 24. Qe2 Ne5 25. Rag1 Rf8 26. Rb1 Qd7 27. Ra1 Bd8 28. Rag1 Ba5 29. Nb1 Rae8 30. Na3 a6 31. Nc2 b5 32. axb5 Bxd5 33. exd5 Nxc4 34. Qd1 Nb2 35. Qa1 Bc3 36. Qxa6 Nxd3 37. b6 Ne5 38. Qa7 Qxa7 39. bxa7 Nxf3 40. Rd1 Ng5 0-1

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "10"]
[White "Atakhan, Abtin"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2319"]
[BlackElo "2525"]
[PlyCount "125"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nc6 8. Bxc6+ bxc6 9. Nc3 Nh6 10. 0-0 Nf5 11. Be3 f6 12. exf6 Bxf6 13. h3 Bxf3 14. Qxf3 Nxd4 15. Bxd4 Bxd4 16. Rad1 Qb6 17. Qf4 Bf6 18. Qh6 Qxb2 19. Nb1 Kf7 20. Nd2 Qe5 21. Nf3 Qh5 22. Qc1 Rac8 23. Rfe1 Rhe8 24. Qc5 e5 25. Qxa7+ Re7 26. Qa6 Rcc7 27. a4 e4 28. Nd4 e3 29. fxe3 Rxe3 30. Qb6 Rce7 31. Rf1 Qg5 32. Qxc6 Rg3 33. Rxf6+ Qxf6 34. Rf1 Qxf1+ 35. Kxf1 Rd3 36. Qxd5+ Kf6 37. Qd6+ Kf7 38. Qd5+ Kf6 39. Qc6+ Kg7 40. Nf3 Ra3 41. Kf2 Ra2+ 42. Kg3 Ree2 43. Qc3+ Kh6 44. Qc1+ Kg7 45. Qc7+ Kh6 46. Qf4+ Kg7 47. Nh4 Ra3+ 48. Kh2 Raa2 49. a5 h6 50. Qd4+ Kf7 51. Qd7+ Kg8 52. a6 g5 53. a7 gxh4 54. a8Q+ Rxa8 55. Qd5+ Kg7 56. Qxa8 Re6 57. Qa4 Rg6 58. Qxh4 Rf6 59. Qd4 Kg6 60. g4 Kg7 61. Kg3 Kg6 62. h4 Rd6 63. Qxd6+ 1-0

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "2"]
[White "Do Valle Cardoso, Lucas"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "2285"]
[BlackElo "2525"]
[PlyCount "126"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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. Nc3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. Bd4 f6 10. Qe2 fxe5 11. Bxe5 Nf6 12. 0-0-0 0-0 13. f4 d6 14. h3 Qc7 15. Bd4 Nh5 16. g4 Nxf4 17. Qc4+ Be6 18. Qa4 Bh6 19. Kb1 Nd5 20. Bc4 Bf7 21. g5 Bxg5 22. Rhg1 Bh6 23. Ne4 e5 24. Bf2 Be6 25. Bb3 Rad8 26. Qxa7 Qxa7 27. Bxa7 Bxh3 28. c4 Nf4 29. Nxd6 Ne2 30. c5+ Kg7 31. Rge1 Bg4 32. Bb6 Rd7 33. Ba4 Nd4 34. Rxd4 exd4 35. Bxc6 d3 36. Bxd7 d2 37. Rg1 Be3 38. Bxg4 Bxg1 39. Kc2 Be3 40. Nc4 Bg5 41. Nxd2 Rf2 42. Ba5 h5 43. Be6 Re2 44. Bd7 h4 45. c6 Bf4 46. c7 Bxc7 47. Bxc7 Re7 48. Ba5 Rxd7 49. Bc3+ Kh6 50. a4 h3 51. Nf3 g5 52. Ne5 Ra7 53. a5 Kh5 54. Nf3 g4 55. Nh2 g3 56. Nf1 g2 57. Ng3+ Kg4 58. Ne2 h2 59. Bd4 Rxa5 60. b4 Rb5 61. Kc3 h1Q 62. Kc4 Qh5 63. Bc5 Rb8 0-1

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "4"]
[White "Ghazarian, Kirk Vagho"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2323"]
[BlackElo "2525"]
[PlyCount "80"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Qb6 5. Qb3 c4 6. Qc2 Bf5 7. Qc1 e6 8. Nd2 h6 9. Be2 Nf6 10. Ngf3 Be7 11. Bd1 Nh5 12. Bc2 Bxc2 13. Qxc2 f5 14. Be5 0-0 15. 0-0 Qd8 16. b3 b5 17. a4 a6 18. bxc4 bxc4 19. Rfb1 Qd7 20. Qd1 Nf6 21. Bg3 Bd6 22. Ne5 Bxe5 23. Bxe5 Nxe5 24. dxe5 Ng4 25. Nf3 h5 26. Rb6 f4 27. e4 Qc7 28. Rxe6 dxe4 29. Nd4 f3 30. gxf3 exf3 31. Qd2 Nxe5 32. Qg5 Ng4 33. Qxh5 Nf6 34. Qg6 Rf7 35. Rae1 Qf4 36. Nf5 Raf8 37. Ne7+ Kh8 38. Qg3 Qxg3+ 39. hxg3 Kh7 40. R1e5 Rd8 0-1

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "5"]
[White "Gupta, Abhijeet"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2628"]
[BlackElo "2525"]
[PlyCount "45"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 c5 6. d5 exd5 7. cxd5 g6 8. Nc3 Bg7 9. h4 h6 10. Bf4 0-0 11. Qd2 Ng4 12. h5 g5 13. Nxg5 hxg5 14. Bxg5 Bf6 15. Rh4 Ne5 16. Ne4 Bxg5 17. Nxg5 Qf6 18. g3 Re8 19. Ne4 Qf5 20. Rf4 Nd3+ 21. exd3 Qxd5 22. 0-0-0 Qa2 23. Rg4+ 1-0

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "7"]
[White "Kovalchuk, Alexey"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2375"]
[BlackElo "2525"]
[PlyCount "93"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 c5 7. dxc5 Bxc5 8. 0-0 0-0 9. Nc3 Be7 10. Rd1 Na6 11. Bf4 Nc5 12. Qc2 Qc8 13. Rac1 Nce4 14. Nxe4 Bxe4 15. Qd2 Qb7 16. Bd6 Bxd6 17. Qxd6 Rac8 18. b3 Rc6 19. Qa3 Rfc8 20. Bf1 Rc5 21. Nd4 a6 22. f3 Bg6 23. e4 h5 24. b4 R5c7 25. c5 bxc5 26. bxc5 Ra8 27. Nb3 a5 28. Qa4 h4 29. Rd4 hxg3 30. hxg3 Nh5 31. Kg2 Qb8 32. g4 Nf4+ 33. Kf2 f6 34. Rcd1 Be8 35. Qc4 a4 36. Nc1 Qa7 37. Nd3 Nxd3+ 38. R1xd3 Rxc5 39. Qb4 Rc2+ 40. Ke1 Rxa2 41. Rd1 Rb8 42. Qc3 a3 43. Bc4 Rab2 44. R4d2 Qg1+ 45. Bf1 d5 46. exd5 Bb5 47. Rd3 0-1

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "9"]
[White "Obregon, Carlos Andres"]
[Black "Baskin, Robert"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2525"]
[BlackElo "2398"]
[PlyCount "80"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Qe8 8. d5 Na6 9. Rb1 Bd7 10. Nd4 c6 11. b3 Nc7 12. Bb2 c5 13. Nc2 g5 14. e3 b5 15. Ba1 b4 16. Ne2 Qg6 17. Qd3 a5 18. f3 a4 19. h3 h5 20. e4 fxe4 21. fxe4 Nh7 22. Bxg7 Qxg7 23. Ne3 axb3 24. axb3 Ra2 25. Rxf8+ Nxf8 26. Rf1 Ng6 27. Nf5 Qb2 28. Rf2 Bxf5 29. exf5 Ne5 30. Qe3 Qd2 31. Qe4 Ne8 32. f6 Nxf6 33. Qf5 Qe3 34. Qe6+ Kf8 35. Qc8+ Kg7 36. Qe6 Kf8 37. Qc8+ Kf7 38. Qe6+ Ke8 39. Qc8+ Kf7 40. Qe6+ Kf8 1/2-1/2

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Bressac, Stephane"]
[Result "0-1"]
[ECO "A39"]
[WhiteElo "2525"]
[BlackElo "2304"]
[PlyCount "90"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 c5 6. Bg2 Nc6 7. 0-0 a6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 d6 11. Nc3 Rb8 12. Qd2 Bd7 13. a4 Bc6 14. e4 a5 15. Nd5 Nd7 16. Bxg7 Kxg7 17. Rae1 Nc5 18. Qc3+ Kg8 19. e5 Bxd5 20. Bxd5 e6 21. Bg2 dxe5 22. Rxe5 b6 23. Re3 Qd6 24. Bf3 Rbd8 25. Rd1 Qc7 26. h4 Rxd1+ 27. Bxd1 Rd8 28. Bc2 Qd6 29. Qf6 Qd4 30. Qg5 Kg7 31. Rf3 Rd7 32. h5 h6 33. Qc1 g5 34. Qe1 f5 35. Kg2 Kf6 36. Re3 e5 37. Rf3 e4 38. Re3 Qd2 39. Qa1+ Qd4 40. Qe1 f4 41. gxf4 gxf4 42. Rh3 Rg7+ 43. Kh1 Nd3 44. Bxd3 exd3 45. Qd2 Qa1+ 0-1

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "1"]
[White "Obregon, Carlos Andres"]
[Black "Melian, Juan Sebastian"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2525"]
[BlackElo "2044"]
[PlyCount "65"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 dxc4 10. bxc4 c5 11. Qe2 a6 12. a4 Qc7 13. d3 Rab8 14. Ne1 Bxg2 15. Nxg2 Rfd8 16. f4 Ne8 17. g4 Qc6 18. f5 Nc7 19. Nf4 b5 20. axb5 axb5 21. fxe6 fxe6 22. cxb5 Nxb5 23. Nxb5 Qxb5 24. Bxg7 Kxg7 25. Nxe6+ Kg8 26. Qf3 Rf8 27. Nxf8 Rxf8 28. Qd5+ Kh8 29. Rfb1 Nf6 30. Qe6 Qe8 31. Rb7 Qg6 32. Rxe7 Nxg4 33. Qxg6 1-0

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "8"]
[White "Obregon, Carlos Andres"]
[Black "Rostovtsev, Dmitry"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2525"]
[BlackElo "2188"]
[PlyCount "55"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bf4 a6 7. Rc1 Bf5 8. Ne5 e6 9. e3 Nxe5 10. Bxe5 Bd6 11. Bxf6 gxf6 12. Bd3 Bg6 13. h4 Rc8 14. 0-0 Bxd3 15. Qxd3 f5 16. g3 Rg8 17. Nxd5 Rxc1 18. Rxc1 Bxg3 19. Nf6+ Qxf6 20. Rc8+ Kd7 21. Rxg8 Bd6 22. Qc2 Bc7 23. Qa4+ b5 24. Qxa6 Qxh4 25. Qxb5+ Ke7 26. Qb7 Qh2+ 27. Kf1 Qh1+ 28. Qxh1 1-0

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "3"]
[White "Obregon, Carlos Andres"]
[Black "Stoyanov, Tsvetan"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2525"]
[BlackElo "2396"]
[PlyCount "109"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. c4 g6 4. Bg2 Bg7 5. 0-0 e6 6. Nc3 Nge7 7. d4 cxd4 8. Nb5 0-0 9. Nfxd4 Nxd4 10. Nxd4 d5 11. cxd5 exd5 12. Bg5 h6 13. Be3 Nf5 14. Nxf5 Bxf5 15. Bd4 Be4 16. Bxg7 Kxg7 17. f3 Bf5 18. Qd4+ Qf6 19. Rfd1 Rfe8 20. Kf2 Rac8 21. Qxf6+ Kxf6 22. Rd2 h5 23. Rad1 Be6 24. f4 d4 25. b3 Bg4 26. Bxb7 Rc7 27. Bg2 Rce7 28. Bf1 d3 29. Rxd3 Bxe2 30. Rd6+ Kg7 31. R1d2 Bxf1 32. Kxf1 Re1+ 33. Kg2 R8e2+ 34. Kh3 Rxd2 35. Rxd2 Kf6 36. Rd6+ Kg7 37. Ra6 Re7 38. b4 Rb7 39. a3 Kf8 40. Kh4 Ke7 41. Kg5 Rb5+ 42. Kh6 Rb7 43. Kg7 Ke8 44. h3 Ke7 45. g4 hxg4 46. hxg4 Ke8 47. Kf6 Rc7 48. f5 gxf5 49. gxf5 Rb7 50. Kg7 Rc7 51. a4 Rc4 52. b5 Rc7 53. f6 Kd8 54. Kf8 Kc8 55. Rc6 1-0

[Event "Titled Tuesday intern op 26th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.26"]
[Round "11"]
[White "Shyam, Nikil P"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2453"]
[BlackElo "2525"]
[PlyCount "37"]
[EventDate "2021.10.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. c4 Bc5 4. Nc3 d6 5. Nf3 h5 6. h4 Ng4 7. e3 a6 8. d4 Ba7 9. dxe5 dxe5 10. Qxd8+ Kxd8 11. Ng5 Rf8 12. b3 f6 13. Ba3 Rg8 14. Rd1+ Ke8 15. Nd5 Bb6 16. Nxb6 cxb6 17. Ne4 Nc6 18. Nd6+ Kd7 19. Nb5+ 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "1"]
[White "Galego, Luis"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2485"]
[BlackElo "2525"]
[PlyCount "60"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. exd5 cxd5 5. Bb5+ Nc6 6. Ne5 Bd7 7. Nxd7 Qxd7 8. 0-0 Bg7 9. Qf3 e6 10. Re1 Nge7 11. d3 a6 12. Ba4 b5 13. Bb3 Nd4 14. Qh3 h5 15. Bg5 Ndf5 16. Bxe7 Nxe7 17. a4 b4 18. Na2 Bxb2 19. Rab1 Bg7 20. Nxb4 Bc3 21. Na2 Bxe1 22. Rxe1 Rd8 23. Nc3 0-0 24. Ne2 e5 25. Qh4 Nf5 26. Qf6 Qd6 27. Qg5 Kg7 28. Nc3 f6 29. Qc1 Ne7 30. f4 Qc5+ 0-1

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "3"]
[White "Jaracz, Pawel"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2456"]
[BlackElo "2525"]
[PlyCount "71"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 e6 7. Nf4 Bd6 8. c3 Nf6 9. Qf3 Qc7 10. h4 Nbd7 11. h5 Bc2 12. Bd3 Bxd3 13. Nxd3 h6 14. Be3 Qa5 15. a4 Qd5 16. Qxd5 cxd5 17. Bf4 Bxf4 18. Nxf4 0-0 19. Nd3 Rfc8 20. Nf1 a6 21. a5 Ne4 22. Ne3 Nd6 23. f3 Nc4 24. Nxc4 Rxc4 25. g4 Re8 26. Kd2 Kf8 27. Ra3 Rc7 28. Re1 Nb8 29. b4 Nc6 30. Nc5 Na7 31. Ra2 Nb5 32. Kd3 Nd6 33. Rae2 Rce7 34. f4 Nb5 35. f5 exf5 36. Nd7+ 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "6"]
[White "Mischuk, Dmitry"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2347"]
[BlackElo "2525"]
[PlyCount "86"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 Bg4 6. c3 e6 7. Be3 Bxf3 8. Qxf3 Nge7 9. Bb5 a6 10. Ba4 Qa5 11. Bxc6+ Nxc6 12. b4 Qb5 13. Qe2 Nxe5 14. Qxb5+ axb5 15. Ke2 Be7 16. Nd2 Ra3 17. Bd4 Bf6 18. f4 Nc6 19. Bxf6 gxf6 20. Nb3 Ke7 21. Rhd1 Rha8 22. Kd3 Rxa2 23. Rxa2 Rxa2 24. Rd2 Ra3 25. Rb2 e5 26. g3 Ke6 27. Kc2 Kf5 28. Kd3 h5 29. Rb1 Ra2 30. Rf1 e4+ 31. Ke3 Rxh2 32. Rd1 Ke6 33. Ra1 Rg2 34. Ra8 Rxg3+ 35. Kd2 Rg2+ 36. Kd1 Kf5 37. Rc8 Kxf4 38. Rc7 e3 39. Rxf7 Ke4 40. Nc1 Ne5 41. Rxf6 Rd2+ 42. Ke1 Nf3+ 43. Kf1 Rf2# 0-1

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "5"]
[White "Obregon, Carlos Andres"]
[Black "Ajay, Karthikeyan"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2525"]
[BlackElo "2436"]
[PlyCount "73"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. Re1 Rfc8 12. Nd5 Re8 13. Nxc6 Bxc6 14. Bd2 Qd8 15. Nxf6+ Bxf6 16. Qf3 Rf8 17. Rad1 Bg7 18. Bg5 Qc7 19. h4 h6 20. Bf4 h5 21. Qg3 Kh7 22. e5 dxe5 23. Bxe5 Bxe5 24. Rxe5 Rac8 25. c3 f6 26. Bc2 f5 27. Rde1 Rf7 28. Qg5 Re8 29. Re6 Rg7 30. Rxg6 Rxg6 31. Bxf5 Qd6 32. Re3 Kg7 33. Bxg6 Qxg6 34. Qe5+ Qf6 35. Rg3+ Kf7 36. Qxh5+ Kf8 37. Rg6 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "2"]
[White "Obregon, Carlos Andres"]
[Black "Chernobay, Artem"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2525"]
[BlackElo "2484"]
[PlyCount "67"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 e6 5. Bd3 Be7 6. Bc2 0-0 7. 0-0 a6 8. d4 cxd4 9. cxd4 b5 10. a3 Bb7 11. Nc3 Nc6 12. Bg5 h6 13. Bh4 Nh5 14. d5 exd5 15. exd5 Bxh4 16. dxc6 Bxc6 17. Nd4 Bxg2 18. Kxg2 Nf4+ 19. Kh2 Bf6 20. Qd2 Be5 21. Nf3 Qd7 22. Ng1 Nxh3+ 23. f4 Nxf4 24. Rxf4 Qg4 25. Raf1 g5 26. Nd5 gxf4 27. Nf3 Qg3+ 28. Kh1 Kh8 29. Rf2 Rac8 30. Qd3 f5 31. Rg2 Qh3+ 32. Rh2 Qg3 33. Ne7 Kg7 34. Rg2 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "9"]
[White "Obregon, Carlos Andres"]
[Black "Dang, Hoang Son"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2525"]
[BlackElo "2363"]
[PlyCount "122"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Na6 7. e4 c5 8. d5 Nc7 9. a4 a6 10. Re1 Bg4 11. h3 Bxf3 12. Qxf3 Nd7 13. Qe2 b6 14. Be3 Qb8 15. f4 b5 16. Kh2 Qb7 17. Bf2 bxa4 18. Nxa4 Nb5 19. c3 Nb6 20. Nxb6 Qxb6 21. e5 Rfb8 22. e6 f5 23. g4 Rf8 24. Be3 Nc7 25. Qd2 a5 26. gxf5 Rxf5 27. Be4 Rh5 28. f5 Kh8 29. fxg6 Be5+ 30. Kg2 Rg8 31. Rf1 Qb7 32. Ra4 Rh4 33. Rf7 Nxe6 34. dxe6 Rxg6+ 35. Kf3 Rxe4 36. Rxe4 Rg3+ 37. Kf2 Qxe4 38. Rf8+ Kg7 39. Bh6+ Kg6 40. Rg8+ Kh5 41. Rxg3 Bxg3+ 42. Kxg3 Qg6+ 43. Kh2 Qxh6 44. Qe2+ Kg6 45. Qf2 Qg7 46. Qc2+ Kf6 47. Qe4 Qg6 48. Qa8 Kxe6 49. Qxa5 Qc2+ 50. Kg3 Qxb2 51. h4 Qd2 52. Qa3 Qe3+ 53. Kg2 Kf5 54. Qb3 Qe4+ 55. Kh3 Qf3+ 56. Kh2 Qe2+ 57. Kh3 Qe6 58. Qd1 Kf4+ 59. Kh2 Qe3 60. Qh5 Qf2+ 61. Kh3 Qf3+ 0-1

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Djokic, Mihailo"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2525"]
[BlackElo "2213"]
[PlyCount "59"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. c3 d6 6. e4 Nbd7 7. Bc4 c5 8. e5 dxe5 9. dxe5 Ne8 10. e6 fxe6 11. Bxe6+ Kh8 12. 0-0 Nc7 13. Bb3 Nf6 14. Re1 h6 15. Be3 b6 16. Ne5 Kh7 17. Bc2 Bf5 18. g4 Bxc2 19. Qxc2 Qe8 20. Ndf3 Nxg4 21. Nxg4 Rxf3 22. Qe4 Rf5 23. Rad1 h5 24. Bf4 hxg4 25. Bxc7 Qf8 26. Qxg4 Rc8 27. Rd7 Qf6 28. Rexe7 Rg5 29. Rxg7+ Kh6 30. Rh7# 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "11"]
[White "Obregon, Carlos Andres"]
[Black "Seul, Georg"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2525"]
[BlackElo "2374"]
[PlyCount "51"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Nf3 b6 5. Bd3 Bb7 6. Nbd2 d6 7. h3 Nbd7 8. Qe2 a6 9. 0-0 0-0 10. Bh2 Re8 11. e4 Nf8 12. e5 Nd5 13. c4 Nb4 14. Bb1 c5 15. dxc5 bxc5 16. Ne4 d5 17. Rd1 dxe4 18. Rxd8 exf3 19. Rxa8 fxe2 20. Bxh7+ Kxh7 21. Rxe8 Nd3 22. Rxe7 Be4 23. Rxf7 Ng6 24. f3 Bc6 25. Rc7 Be8 26. Bg3 1-0

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "7"]
[White "Obregon, Carlos Andres"]
[Black "Zubov, Alexander"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2525"]
[BlackElo "2598"]
[PlyCount "64"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nf3 Qc7 8. 0-0 Bb7 9. Re1 Be7 10. e5 f5 11. Nd4 g6 12. a4 b4 13. Na2 Nc6 14. Nxc6 Qxc6 15. Bf1 Bc5 16. a5 Ne7 17. c3 bxc3 18. Nxc3 Nd5 19. Na4 Be7 20. Bh6 Qc7 21. Qb3 Bc6 22. Bd2 0-0 23. Qg3 f4 24. Qd3 Bb5 25. Qd4 Bxf1 26. Rxf1 f3 27. g3 Rf5 28. Rfe1 Rb8 29. Rac1 Qb7 30. Nc5 Qxb2 31. Qd3 Bxc5 32. Rxc5 Rb3 0-1

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "8"]
[White "Szpar, Milosz"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2403"]
[BlackElo "2525"]
[PlyCount "70"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Bg4 5. dxc5 Nc6 6. Bb5 Qa5+ 7. Nc3 e6 8. Be3 Nge7 9. a3 Nf5 10. Bd4 Bxf3 11. gxf3 Nfxd4 12. b4 Nxf3+ 13. Qxf3 Qc7 14. Qg3 g6 15. Ba4 a6 16. f4 Bg7 17. 0-0 0-0 18. Bb3 b6 19. Na4 bxc5 20. Nxc5 Rfb8 21. c3 Bf8 22. Nd3 Na5 23. Ba2 Nc4 24. Nf2 a5 25. Ng4 Bg7 26. Qh4 axb4 27. axb4 Nd2 28. Nf6+ Bxf6 29. exf6 Qd8 30. f5 Nxf1 31. fxe6 Qb6+ 32. Kxf1 Qxe6 33. Re1 Qf5+ 34. Kg1 Rxa2 35. Qf4 Qxf4 0-1

[Event "Titled Tuesday intern op 19th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.19"]
[Round "10"]
[White "Vallejo Diaz, Javier"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2365"]
[BlackElo "2525"]
[PlyCount "91"]
[EventDate "2021.10.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 Nf6 8. Nf4 Bh7 9. Bc4 e6 10. Qe2 Bd6 11. Ngh5 0-0 12. g4 Nxh5 13. Nxh5 e5 14. Bd2 exd4 15. 0-0-0 Nd7 16. g5 Re8 17. Be3 c5 18. gxh6 Ne5 19. Bg5 Qa5 20. Kb1 d3 21. Bxd3 Nxd3 22. Qg4 Ne5 23. Qg2 Qa4 24. hxg7 Bxc2+ 25. Ka1 Re6 26. Nf6+ Rxf6 27. Bxf6 Bb3 28. a3 Nc4 29. Qg4 Bxd1 30. Rxd1 Nxb2 31. Qxa4 Nxa4 32. Rxd6 Re8 33. Rd5 Kh7 34. Rh5+ Kg6 35. Rh8 Re1+ 36. Ka2 Kxf6 37. g8Q Re2+ 38. Kb3 b5 39. Qg5+ Ke6 40. Re8+ Kd6 41. Rxe2 c4+ 42. Kb4 Nb6 43. Qd8+ Kc6 44. Qe8+ Kb7 45. Kxb5 a6+ 46. Kc5 1-0

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "7"]
[White "Anuj, Shrivatri"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2350"]
[BlackElo "2525"]
[PlyCount "56"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. Nbd2 Nge7 9. Re1 Nf5 10. Nf1 dxc3 11. bxc3 Bc5 12. Qe2 0-0 13. h4 f6 14. exf6 Rxf6 15. Bg5 Rf7 16. Bxf5 Rxf5 17. Ng3 Rf7 18. Rab1 Qc7 19. Be3 Bd6 20. Nf1 Raf8 21. Ng5 Rf6 22. g3 h6 23. Nh3 e5 24. Kg2 Bf5 25. Ng1 Bxb1 26. Rxb1 d4 27. cxd4 exd4 28. Qc4+ Qf7 0-1

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "10"]
[White "Costachi, Mihnea"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "2471"]
[BlackElo "2525"]
[PlyCount "146"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 c6 5. cxd5 cxd5 6. Bf4 Bg7 7. e3 0-0 8. h3 Nc6 9. Bd3 a6 10. 0-0 b5 11. Rc1 Bb7 12. a4 b4 13. Nb1 Nd7 14. Nbd2 e5 15. dxe5 Ndxe5 16. Nxe5 Nxe5 17. Be2 d4 18. Bxe5 Bxe5 19. Nf3 Bxf3 20. Bxf3 Rb8 21. Rc5 Qf6 22. Rc6 Qg7 23. exd4 Bxd4 24. b3 Rbd8 25. Qe2 a5 26. Qb5 Ra8 27. Rc7 Rab8 28. Qxa5 Qf6 29. Qd5 Rfd8 30. Qe4 Re8 31. Qc6 Qf4 32. Bd5 Bxf2+ 33. Kh1 Rf8 34. Qc4 Qg3 35. Bxf7+ Kh8 36. Qc6 Bd4 37. Re7 Be5 38. Rxe5 Qxe5 39. a5 Rbd8 40. a6 Rd6 41. Qc7 Re6 42. Qxe5+ Rxe5 43. Ra1 Rxf7 44. a7 Rxa7 45. Rxa7 Re3 46. h4 Rxb3 47. Rb7 Kg8 48. Kh2 Rb1 49. Kh3 b3 50. Kg4 h6 51. h5 gxh5+ 52. Kxh5 b2 53. Kg6 Kf8 54. g4 Ke8 55. Rb3 Ke7 56. Rb8 Kd6 57. Rb5 Ke6 58. Rb8 Ke5 59. Rb4 Kd5 60. Rb8 Ke4 61. Rb4+ Kf3 62. Kg7 Kg3 63. Kg6 Kf3 64. Kg7 Ke3 65. Rb5 Kd4 66. Rb4+ Kc3 67. Rb8 Rg1 68. Rc8+ Kb3 69. Rb8+ Ka2 70. Ra8+ Kb1 71. Ra4 h5 72. Kh6 hxg4 73. Rxg4 Rxg4 0-1

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "2"]
[White "Goncharov, Vladimir"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2077"]
[BlackElo "2525"]
[PlyCount "68"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 a5 13. g3 0-0 14. h4 Rb8 15. b3 Be6 16. Bh3 Be7 17. Kf1 Qd7 18. Kg2 Bd8 19. Qd3 Ne7 20. Nde3 Bb6 21. Rad1 Rbd8 22. a3 Bc5 23. axb4 axb4 24. Ra1 Bxh3+ 25. Rxh3 f5 26. f3 f4 27. Nd5 fxg3 28. Rxg3 Ng6 29. Rg4 Rf7 30. h5 Nf8 31. Nce3 Ne6 32. Nf5 Kh8 33. Ra4 Rdf8 34. Qd1 Nd4 0-1

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "3"]
[White "Obregon, Carlos Andres"]
[Black "Aggelis, Nikolaos"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2525"]
[BlackElo "2284"]
[PlyCount "119"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Bc4 Nf6 7. Nc3 0-0 8. 0-0 Re8 9. f3 Na5 10. Bb5 c6 11. Be2 d5 12. b4 dxe4 13. bxa5 exf3 14. axb6 Rxe3 15. Rxf3 Rxf3 16. Nxf3 Qxb6+ 17. Qd4 Bf5 18. Qxb6 axb6 19. Bd3 Bxd3 20. cxd3 Ra3 21. Rc1 Kf8 22. Rc2 b5 23. d4 Ke7 24. Nb1 Ra4 25. Nbd2 Nd5 26. Nb3 Nb4 27. Re2+ Kd6 28. Nc1 f6 29. Kf1 g5 30. h3 h5 31. Ke1 g4 32. hxg4 hxg4 33. Nh2 Nd5 34. Nxg4 Rxd4 35. Ne3 Nxe3 36. Rxe3 Rg4 37. g3 c5 38. Rf3 Ke6 39. Kd2 b4 40. Nd3 Rd4 41. Kc2 b6 42. Re3+ Kf7 43. Nb2 f5 44. Kb3 f4 45. Rf3 Ke6 46. Rxf4 Rd2 47. Re4+ Kd5 48. Re3 b5 49. Rd3+ Rxd3+ 50. Nxd3 c4+ 51. Kc2 cxd3+ 52. Kxd3 Ke5 53. Ke3 Kf5 54. Kd4 Kg4 55. Kc5 Kxg3 56. Kxb4 Kf4 57. Kxb5 Kf5 58. a4 Ke6 59. Kb6 Kd7 60. Kb7 1-0

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "6"]
[White "Obregon, Carlos Andres"]
[Black "Avila Pavas, Santiago"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2525"]
[BlackElo "2412"]
[PlyCount "49"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e4 d6 7. Nc2 Bg7 8. Be2 Nd7 9. Bd2 0-0 10. 0-0 Nc5 11. b4 Ne6 12. Rc1 Bd7 13. Nd5 Ned4 14. Nxd4 Nxd4 15. Bg5 Re8 16. Bd3 h6 17. Bh4 Bc6 18. Qd2 Qd7 19. f4 a5 20. f5 Bxd5 21. cxd5 g5 22. Bf2 axb4 23. Qxb4 Ra4 24. Qb6 Ra6 25. Bxa6 1-0

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "1"]
[White "Obregon, Carlos Andres"]
[Black "Miszler, Levente"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2525"]
[BlackElo "2242"]
[PlyCount "33"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. 0-0 Ne4 6. c4 f5 7. Nbd2 d6 8. Qc2 Nxd2 9. Nxd2 Nd7 10. e4 fxe4 11. Bxe4 Bxe4 12. Qxe4 e5 13. Nf3 Be7 14. Rd1 Bf6 15. dxe5 Bxe5 16. Bg5 Nf6 17. Qc6+ 1-0

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "4"]
[White "Obregon, Carlos Andres"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2525"]
[BlackElo "2736"]
[PlyCount "91"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 b5 7. a4 b4 8. Nd5 Nxe4 9. Qf3 Nc5 10. Bc4 Bb7 11. Bg5 Nbd7 12. 0-0-0 Ne5 13. Qe2 Rc8 14. Bxe7 Bxe7 15. Nxe7 Qxe7 16. Nf5 Ned3+ 17. Bxd3 Qxe2 18. Bxe2 Rc7 19. Nxd6+ Ke7 20. Nxb7 Rxb7 21. Rhe1 Rb6 22. Bxa6+ Kf6 23. Bb5 Rc8 24. Kb1 b3 25. cxb3 Nxb3 26. Rd3 Na5 27. Rf3+ Kg6 28. Bd3+ Kh6 29. Rxf7 Rd8 30. Bb5 Rd2 31. g4 Nb3 32. g5+ Kg6 33. Ree7 Nd4 34. Rxg7+ Kf5 35. Rgf7+ Kg4 36. Re4+ Kh3 37. Rxh7 Nxb5 38. Re3+ Kg2 39. axb5 Rxb5 40. b3 Rc5 41. Rhe7 Rcc2 42. g6 Rb2+ 43. Kc1 Rbc2+ 44. Kb1 Rb2+ 45. Kc1 Rbc2+ 46. Kb1 1/2-1/2

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "9"]
[White "Obregon, Carlos Andres"]
[Black "Viani, Antonio Dcunha"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2525"]
[BlackElo "2397"]
[PlyCount "73"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 0-0 5. Be2 d6 6. h3 b6 7. 0-0 Bb7 8. c4 Nbd7 9. Nc3 Ne4 10. Nxe4 Bxe4 11. Nd2 Bb7 12. Bf3 Bxf3 13. Nxf3 e5 14. Bh2 e4 15. Nd2 f5 16. Qc2 Nf6 17. c5 dxc5 18. dxc5 Qd5 19. Nb3 Qf7 20. Rfd1 Rfd8 21. Nd4 Rd5 22. cxb6 cxb6 23. b4 Rad8 24. a4 Nh5 25. Nc6 Rxd1+ 26. Rxd1 Rxd1+ 27. Qxd1 f4 28. Bxf4 Nxf4 29. exf4 Qxf4 30. Qd5+ Kh8 31. Qd8+ Bf8 32. Qe8 Qc1+ 33. Kh2 Qf4+ 34. Kh1 Qc1+ 35. Kh2 Qf4+ 36. Kg1 Qc1+ 37. Kh2 1/2-1/2

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "8"]
[White "Sviridov, Valery"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2562"]
[BlackElo "2525"]
[PlyCount "91"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d4 Nc6 8. dxe5 dxe5 9. Bg5 Be6 10. Qa4 Qc8 11. Nd2 Bd7 12. Bxf6 Bxf6 13. Nd5 Bg7 14. Ne4 Kh8 15. Nc5 Be8 16. e3 f5 17. b4 e4 18. Rad1 Ne5 19. Qc2 Bf7 20. Ne7 Qe8 21. Nd5 Rc8 22. Nxb7 Rb8 23. Na5 c6 24. Nf4 Rxb4 25. Rb1 Qe7 26. c5 Rfb8 27. Rxb4 Rxb4 28. Nb3 g5 29. Ne2 Nd3 30. Ned4 Qd7 31. f3 exf3 32. Bxf3 Ne5 33. Nxf5 Rc4 34. Qb1 Nxf3+ 35. Rxf3 Bd5 36. Rf2 Be4 37. Qf1 Bd3 38. Qh3 Qe6 39. g4 a5 40. Qf3 Be4 41. Nxg7 Kxg7 42. Qf8+ Kg6 43. Qd6 Qxd6 44. cxd6 Rc3 45. d7 Rd3 46. Nd4 1-0

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "11"]
[White "Weetik, Vjacheslav"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2423"]
[BlackElo "2525"]
[PlyCount "50"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 c5 4. c3 Nc6 5. Nd2 Bf5 6. Ngf3 e6 7. Nh4 Bg4 8. Qb3 Qc8 9. h3 Bh5 10. g4 Bg6 11. Nxg6 hxg6 12. Be2 Qd7 13. Kf1 Bd6 14. Bxd6 Qxd6 15. Qxb7 Rb8 16. Qa6 Rxb2 17. Bb5 0-0 18. Rd1 cxd4 19. cxd4 Qb4 20. Bxc6 Rxd2 21. Rxd2 Qxd2 22. Kg2 Ne4 23. Rf1 f5 24. g5 f4 25. exf4 Rxf4 0-1

[Event "Titled Tuesday intern op 12th Oct"]
[Site "Chess.com INT"]
[Date "2021.10.12"]
[Round "5"]
[White "Zarnicki, Pablo Adrian"]
[Black "Obregon, Carlos Andres"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2514"]
[BlackElo "2525"]
[PlyCount "165"]
[EventDate "2021.10.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 Re8 9. Bg5 h6 10. Bh4 Rb8 11. f4 Be7 12. e5 Nd5 13. Bxe7 Qxe7 14. Nxd5 cxd5 15. b3 d6 16. Qf3 dxe5 17. fxe5 Be6 18. Rae1 c5 19. Qg3 Rb4 20. h3 Qg5 21. Qxg5 hxg5 22. a3 Rb6 23. Re3 c4 24. bxc4 dxc4 25. Be2 Rb2 26. Rc3 Bd5 27. Bxc4 Bxc4 28. Rxc4 Rxe5 29. Rc8+ Kh7 30. Rxf7 Re2 31. Rcc7 a5 32. Rxg7+ Kh6 33. Rgd7 g4 34. hxg4 Rexc2 35. Rd6+ Kg5 36. Rd5+ Kxg4 37. Rxc2 Rxc2 38. Rxa5 Kg3 39. Rg5+ Kf4 40. Rh5 Ra2 41. Rh3 Kg4 42. Kh2 Ra1 43. Rb3 Ra2 44. Rb4+ Kg5 45. a4 Kh5 46. Kh3 Kg5 47. g3 Ra1 48. Rb5+ Kg6 49. a5 Ra4 50. g4 Ra1 51. Rb6+ Kg5 52. Rb5+ Kf4 53. Rf5+ Ke4 54. Kh4 Ra2 55. Kg5 Ra1 56. Kg6 Rc1 57. g5 Rc8 58. Rf6 Rg8+ 59. Kh6 Ke5 60. Rf1 Rh8+ 61. Kg7 Ra8 62. g6 Ke6 63. a6 Ra7+ 64. Kh8 Ra8+ 65. Kh7 Rxa6 66. g7 Ra7 67. Kh8 Ra8+ 68. g8Q+ Rxg8+ 69. Kxg8 Ke5 70. Kg7 Ke6 71. Kg6 Ke5 72. Kg5 Ke4 73. Rf4+ Ke3 74. Kf5 Kd3 75. Re4 Kd2 76. Ke5 Kd3 77. Kd5 Kc3 78. Rd4 Kc2 79. Kc5 Kc3 80. Rd5 Kc2 81. Kc4 Kb2 82. Rd2+ Kc1 83. Kc3 1-0

[Event "Speed Chess GP2"]
[Site "Chess.com INT"]
[Date "2021.09.25"]
[Round "5"]
[White "Atabayev, Maksat"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2475"]
[BlackElo "2525"]
[PlyCount "56"]
[EventDate "2021.09.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 d5 6. Nc3 Bb4 7. exd5 exd5 8. Bd3 0-0 9. 0-0 c6 10. h3 Bd6 11. Re1 Be6 12. Ne5 Nd7 13. Qh5 Rfe8 14. Re3 Qg5 15. Qxg5 hxg5 16. Nxd7 Bxd7 17. Rae1 Rxe3 18. Rxe3 g6 19. Kf1 Kg7 20. Ne2 Rh8 21. g4 f5 22. Ng1 fxg4 23. hxg4 Bxg4 24. Nf3 Bf4 25. Re7+ Kf6 26. Ne5 Kxe7 27. Nxg6+ Kf6 28. Nxh8 Bh5 0-1

