[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.09"]
[Round "5.20"]
[White "Olguin, Adolfo"]
[Black "Serra, Alfonso"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1410"]
[BlackElo "1561"]
[PlyCount "46"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. c4 d6 5. Nc3 0-0 6. Be2 Nbd7 7. d5 a5 8. 0-0 Nc5 9. Na4 Nce4 10. Nd4 e5 11. dxe6 fxe6 12. f3 Ng5 13. e4 Nf7 14. Be3 Qe7 15. Nc3 d5 16. cxd5 exd5 17. Bd3 c5 18. e5 Nxe5 19. Nxd5 Nxd5 20. Nb5 Nxe3 21. Qb3+ Be6 22. Qc3 Nxf3+ 23. gxf3 Qg5+ 0-1

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.08"]
[Round "3.18"]
[White "Pumilla, Miguel"]
[Black "Serra, Alfonso"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1805"]
[BlackElo "1561"]
[PlyCount "181"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 Nc6 3. e4 g6 4. Bc4 Bg7 5. 0-0 Nf6 6. d3 d5 7. exd5 Nxd5 8. c3 0-0 9. a3 Bf5 10. Nh4 Bc8 11. g3 e6 12. Nd2 Ne3 13. Qf3 Nxf1 14. Nxf1 Bf6 15. Ng2 e5 16. Nfe3 Re8 17. Nd5 Bg7 18. Nge3 Be6 19. f5 Bxd5 20. Nxd5 e4 21. Qf1 exd3 22. f6 Ne5 23. fxg7 Nxc4 24. Nf6+ Kxg7 25. Bg5 Qd6 26. Nxe8+ Rxe8 27. b3 Nb2 28. Bc1 d2 29. Bxb2 Qd5 30. Rd1 Qe4 31. c4+ Kg8 32. Bc3 Qe3+ 33. Qf2 Qxc3 34. Rxd2 Qxb3 35. Qxc5 Qe3+ 36. Qxe3 Rxe3 37. Rd7 Rxa3 38. Rxb7 Rc3 39. Rxa7 Rxc4 40. Kg2 Kg7 41. h4 h5 42. Kf3 Kf6 43. Rb7 Ke6 44. Rb6+ Kd5 45. Rb5+ Kd6 46. Rg5 Rd4 47. Ra5 Rd5 48. Ra6+ Ke5 49. Ra2 f6 50. Re2+ Kf5 51. Re3 g5 52. hxg5 fxg5 53. Ra3 h4 54. g4+ Ke5 55. Re3+ Kf6 56. Ra3 Rd4 57. Ra6+ Ke5 58. Ra5+ Rd5 59. Ra3 Rd2 60. Ra5+ Kf6 61. Rf5+ Kg6 62. Ra5 Rd3+ 63. Ke4 Rg3 64. Ra6+ Kf7 65. Ra7+ Kg8 66. Kf5 Rg1 67. Kf6 Rf1+ 68. Kxg5 h3 69. Kg6 h2 70. Rh7 Rf2 71. Rh3 Rg2 72. Kg5 Kg7 73. Kf4 Kf7 74. g5 Kg6 75. Rh6+ Kg7 76. Kf5 Kf7 77. Rh7+ Kf8 78. g6 Rf2+ 79. Kg5 Rg2+ 80. Kf6 Rf2+ 81. Kg5 Rg2+ 82. Kf5 Rf2+ 83. Kg4 Rg2+ 84. Kf5 Rf2+ 85. Ke6 Re2+ 86. Kf6 Rf2+ 87. Ke6 Re2+ 88. Kf6 Rf2+ 89. Kg5 Rg2+ 90. Kf4 Rxg6 91. Rxh2 1/2-1/2

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.08"]
[Round "4.20"]
[White "Serra, Alfonso"]
[Black "Heffner, Saul"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1561"]
[BlackElo "1578"]
[PlyCount "56"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 Nf6 6. Nf3 g6 7. Ng5 e6 8. Bf4 Nh5 9. Be3 Be7 10. h4 Ne5 11. Bd4 Bf6 12. Be2 Nf4 13. Bf3 0-0 14. Bxe5 Bxe5 15. g3 Nh5 16. Bxh5 Bxc3+ 17. bxc3 h6 18. Bxg6 fxg6 19. Nf3 Qf6 20. h5 Qxf3 21. Qxf3 Rxf3 22. hxg6 Kg7 23. Kd2 Rxf2+ 24. Ke3 Rf6 25. Rh3 b6 26. Rah1 Rxg6 27. Rd1 d5 28. Rd4 e5 0-1

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.07"]
[Round "2.17"]
[White "Serra, Alfonso"]
[Black "Rautenberg, Raul"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1561"]
[BlackElo "1720"]
[PlyCount "68"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Ng8 5. Nf3 Ne7 6. c3 Nf5 7. 0-0 Be7 8. Bf4 h6 9. h3 Nc6 10. Nbd2 Bd7 11. Qc2 h5 12. Rfe1 g5 13. Be3 g4 14. hxg4 hxg4 15. Nh2 g3 16. Ng4 gxf2+ 17. Bxf2 Bh4 18. Nf3 Ng3 19. Nf6+ Bxf6 20. Bxg3 Bg5 21. Qf2 Qe7 22. Rf1 0-0-0 23. a4 Rdg8 24. b4 Qf8 25. Nxg5 Rxg5 26. Bf4 Rgh5 27. Qe2 Qg7 28. a5 Ne7 29. b5 Nf5 30. Rfb1 Ng3 31. Qb2 Qg4 32. Qd2 Rh4 33. b6 Qxf4 34. bxa7 Rh1# 0-1

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.07"]
[Round "1.12"]
[White "Varela, Malco Sayin"]
[Black "Serra, Alfonso"]
[Result "1-0"]
[ECO "E74"]
[WhiteElo "1917"]
[BlackElo "1561"]
[PlyCount "53"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c5 8. d5 Qb6 9. Rb1 Re8 10. Nf3 e6 11. 0-0 exd5 12. exd5 Ne5 13. Nxe5 Rxe5 14. Bd3 Bd7 15. f4 Ree8 16. f5 Ng4 17. f6 Bf8 18. h3 h6 19. hxg4 hxg5 20. Bxg6 Re5 21. Bf5 Bxf5 22. Rxf5 Rxf5 23. gxf5 Bh6 24. Re1 Qd8 25. Re7 Qc8 26. Qd3 g4 27. Qe4 1-0

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.27"]
[Round "5.1"]
[White "Serra, Alfonso"]
[Black "Sapienza, Julian"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1503"]
[BlackElo "2135"]
[PlyCount "64"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Bb5 e6 5. Nf3 Nge7 6. Be3 a6 7. Ba4 b5 8. Bb3 f6 9. Bf4 Ng6 10. Bg3 fxe5 11. Nxe5 Ncxe5 12. Bxe5 c5 13. c3 Nxe5 14. dxe5 Qg5 15. 0-0 Qg6 16. a4 c4 17. Ba2 Bc5 18. Nd2 0-0 19. Bb1 Rad8 20. Bxf5 Rxf5 21. Nf3 Rdf8 22. Nd4 Rxe5 23. axb5 axb5 24. Nxb5 Rg5 25. g3 Rxg3+ 26. hxg3 Qxg3+ 27. Kh1 Qh3+ 28. Kg1 Rf5 29. Ra8+ Kf7 30. Nd6+ Bxd6 31. Ra7+ Kg6 32. Qc2 Qh2# 0-1

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.27"]
[Round "6.3"]
[White "Urtizberea, Hugo"]
[Black "Serra, Alfonso"]
[Result "0-1"]
[ECO "A21"]
[BlackElo "1503"]
[PlyCount "76"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 c6 5. e4 Ne7 6. Nf3 d5 7. cxd5 cxd5 8. exd5 Nxd5 9. 0-0 0-0 10. Re1 Nxc3 11. bxc3 Nc6 12. Bb2 Re8 13. d4 exd4 14. Rxe8+ Qxe8 15. Nxd4 Bd7 16. Qd2 Rc8 17. Re1 Qd8 18. Rd1 Nxd4 19. cxd4 Qb6 20. Ba3 Bf5 21. Bc5 Qa6 22. h3 h5 23. Re1 b6 24. Be7 Rc2 25. Qf4 Qa5 26. Rd1 Qxa2 27. g4 hxg4 28. hxg4 Be6 29. d5 Bd7 30. d6 Rc4 31. Qe3 Qa4 32. f3 Rd4 33. Qe2 Rxd1+ 34. Kh2 Qf4+ 35. Kh3 Be5 36. Kh4 Qg3+ 37. Kg5 Bf4+ 38. Kf6 Qh4+ 0-1

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.26"]
[Round "3.5"]
[White "Carabajal, Lucas"]
[Black "Serra, Alfonso"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1544"]
[BlackElo "1503"]
[PlyCount "84"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 Nbd7 6. h3 c5 7. c3 0-0 8. 0-0 b6 9. Nbd2 Bb7 10. Qc2 Rc8 11. Qa4 Rc7 12. Rac1 Qa8 13. Ba6 Bc6 14. Bb5 a6 15. Bxc6 Rxc6 16. b4 b5 17. Qa3 Nd5 18. Bh2 Rfc8 19. e4 cxb4 20. cxb4 Rxc1 21. Rxc1 Rxc1+ 22. Qxc1 Nxb4 23. a3 Nc6 24. d5 Nd4 25. Kf1 Nc5 26. Nxd4 Bxd4 27. Nf3 Bxf2 28. Qh6 Nxe4 29. Ng5 Nxg5 30. Qxg5 Qa7 31. Qd2 Bh4 32. g3 Bf6 33. Bg1 Qc7 34. Kg2 Qc4 35. Be3 Qc3 36. Qxc3 Bxc3 37. Bb6 e6 38. dxe6 fxe6 39. Kf3 d5 40. Ke3 Kf7 41. Kd3 Be5 42. g4 Bd6 0-1

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.26"]
[Round "4.2"]
[White "Serra, Alfonso"]
[Black "Barraza, Juan Ignacio"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1503"]
[BlackElo "1430"]
[PlyCount "47"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 Qc7 7. 0-0 Nf6 8. Bg5 b6 9. Nb5 Qb7 10. Re1 h6 11. Bf4 Be7 12. Nc7+ Kf8 13. Nxa8 Qxa8 14. Rc1 g5 15. Bd6 g4 16. Bxe7+ Kxe7 17. e5 gxf3 18. exf6+ Ke8 19. Qxf3 Bb7 20. Qd3 Qd8 21. Rcd1 d5 22. Bxd5 Nb4 23. Qb5+ Kf8 24. Qxb4+ 1-0

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.25"]
[Round "1.1"]
[White "Bentancor, Franco German"]
[Black "Serra, Alfonso"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "2218"]
[BlackElo "1503"]
[PlyCount "31"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Qd2 Nf6 8. f3 a6 9. 0-0-0 b5 10. Nxc6 Qc7 11. e5 Qxc6 12. exf6 Bxf6 13. Nd5 Bg7 14. Bg5 f6 15. Qe3 Qd7 16. Bxf6 1-0

[Event "Mem Jose Pepe Macias 2nd"]
[Site "Pehuajo"]
[Date "2018.05.25"]
[Round "2.6"]
[White "Serra, Alfonso"]
[Black "Nicosia, Mariano"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1503"]
[BlackElo "1459"]
[PlyCount "95"]
[EventDate "2018.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. d4 Nc6 3. d5 Nb4 4. a3 Na6 5. Nf3 Bc5 6. Nxe5 d6 7. Bb5+ Kf8 8. Nf3 Bg4 9. 0-0 Nf6 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. Nbd2 Bb6 14. Nc4 Nc5 15. Nxb6 axb6 16. Re1 Nd7 17. Qd4 c6 18. h3 Bxf3 19. gxf3 Nxg3 20. fxg3 Ne5 21. Rf1 Qc8 22. Kg2 f5 23. f4 gxf4 24. Rxf4 Kg7 25. Rxf5 Rf8 26. Raf1 Rxf5 27. Rxf5 Qd8 28. Qc3 Qe7 29. g4 Ra5 30. a4 Ra8 31. Kg3 Kg6 32. h4 Kh7 33. Qe3 Rg8 34. Be2 Rg7 35. Rh5 Qf6 36. g5 Qg6 37. Kh3 Kg8 38. Rxh6 Qf7 39. Rf6 Qd7+ 40. Kg2 Ng6 41. Bd3 Ne5 42. Qf4 cxd5 43. exd5 Qd8 44. Bb5 Qe7 45. Re6 Qf7 46. Qxf7+ Rxf7 47. Be2 Kg7 48. h5 1-0

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.20"]
[Round "1.13"]
[White "Pires, Carlos Martin"]
[Black "Serra, Alfonso"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1825"]
[BlackElo "1475"]
[PlyCount "49"]
[EventDate "2018.04.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 Nf6 4. c4 e6 5. g3 d5 6. d4 cxd4 7. Nxd4 Bc5 8. e3 0-0 9. Bg2 Re8 10. 0-0 Ne7 11. Nf3 dxc4 12. Qc2 Qb6 13. Qxc4 Bd7 14. Nc3 Rac8 15. Na4 Bxa4 16. Qxa4 Nfd5 17. Qg4 f6 18. h4 Nf5 19. Qa4 Nd6 20. Rac1 Nb4 21. Rfd1 Qd8 22. Rxc5 Rxc5 23. Qxb4 Qc7 24. Ba3 Rd8 25. Qxc5 1-0

