[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.22"]
[Round "8.5"]
[White "Meza Alarcon, Sergio Andres"]
[Black "Meza Alarcon, Jose Sebastian"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1437"]
[BlackElo "1344"]
[PlyCount "67"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Bc4 Nc6 4. f4 Nge7 5. d3 d5 6. Bb3 g6 7. Nf3 Bg7 8. 0-0 Qb6 9. Kh1 0-0 10. exd5 exd5 11. Nxd5 Nxd5 12. Bxd5 Bf5 13. Be4 Bg4 14. Qe1 Rfe8 15. Qh4 Bxf3 16. Rxf3 f5 17. Bd5+ Kf8 18. Bd2 h6 19. Rg3 Nd4 20. Bc3 Nxc2 21. Bxg7+ Kxg7 22. Rb1 Qb4 23. Rh3 h5 24. Qf2 Re1+ 25. Rxe1 Qxe1+ 26. Qxe1 Nxe1 27. Re3 Rd8 28. Rxe1 Rxd5 29. Re7+ Kf6 30. Rxb7 Rxd3 31. g3 Rd1+ 32. Kg2 Rb1 33. a3 Rxb2+ 34. Rxb2 1-0

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.22"]
[Round "7.1"]
[White "Meza Alarcon, Sergio Andres"]
[Black "Poblete Moena, Evelyn"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1437"]
[BlackElo "1085"]
[PlyCount "58"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 a6 7. b4 c4 8. Nbd2 Nge7 9. Be2 Ng6 10. Nf1 Be7 11. Ne3 Bd7 12. Qc2 Qd8 13. Bd2 f6 14. exf6 Bxf6 15. g4 Nf4 16. h4 g6 17. Bf1 e5 18. dxe5 Nxe5 19. Nxe5 Bxe5 20. 0-0-0 Bc6 21. Ng2 Nxg2 22. Bxg2 Qd7 23. Rhe1 0-0-0 24. Rxe5 Ba4 25. Qb2 Bxd1 26. Rxd5 Qxg4 27. Rc5+ Kb8 28. Bf1 Bb3 29. b5 Qd1# 0-1

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.22"]
[Round "9.2"]
[White "Vargas Alarcon, Marcelo"]
[Black "Meza Alarcon, Sergio Andres"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1504"]
[BlackElo "1437"]
[PlyCount "46"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Be2 Bd7 8. Nbd2 Na5 9. 0-0 Ne7 10. Rb1 Ng6 11. g3 Be7 12. h4 f5 13. Nh2 0-0-0 14. f4 Rdg8 15. Bh5 Nf8 16. Bf7 Qd8 17. Bxg8 Rxg8 18. Ndf3 h6 19. Qe2 Nh7 20. h5 Be8 21. Ne1 Nb3 22. Be3 g5 23. hxg6 Rxg6 1/2-1/2

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.21"]
[Round "4.4"]
[White "Fica Anabalon, Brandon"]
[Black "Meza Alarcon, Sergio Andres"]
[Result "1/2-1/2"]
[ECO "D60"]
[WhiteElo "1534"]
[BlackElo "1437"]
[PlyCount "66"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 Nbd7 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Bd3 Nf6 11. 0-0 Bg4 12. Be2 Rfe8 13. Ne5 Bxe2 14. Qxe2 c6 15. Rfe1 Nd7 16. Nxd7 Qxd7 17. Qd3 Re7 18. Re2 Rae8 19. Rf1 f5 20. f4 Re4 21. Rf3 Qe7 22. h3 h6 23. Kh2 Kh8 24. Qd2 c5 25. dxc5 Qxc5 26. Qc3 Qxc3 27. bxc3 Rc4 28. Rd2 Rxc3 29. Rxd5 Ra3 30. Rd7 b6 31. Rg3 Rg8 32. e4 Rxg3 33. Kxg3 fxe4 1/2-1/2

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.21"]
[Round "6.5"]
[White "Leal Salas, Ricardo Ignacio"]
[Black "Meza Alarcon, Sergio Andres"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1350"]
[BlackElo "1437"]
[PlyCount "49"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. h3 d5 4. Bf4 Nbd7 5. e3 c5 6. c3 Be7 7. a3 0-0 8. Be2 Qb6 9. b4 cxd4 10. Qxd4 Qxd4 11. cxd4 Nb6 12. Nbd2 Bd7 13. 0-0 Rfc8 14. Rfc1 Ba4 15. Ne5 Nfd7 16. Nd3 Bb5 17. Bf1 f6 18. Nb3 Bxd3 19. Bxd3 e5 20. Bg3 e4 21. Be2 g6 22. f3 f5 23. fxe4 dxe4 24. Nc5 Nxc5 25. bxc5 1/2-1/2

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.21"]
[Round "5.2"]
[White "Meza Alarcon, Sergio Andres"]
[Black "Cid Munoz, Benjamin"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "1437"]
[BlackElo "1726"]
[PlyCount "72"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nd4 5. Nxd4 Bxd4 6. c3 Bc5 7. d4 exd4 8. cxd4 Be7 9. Nc3 c6 10. Ba4 b5 11. Bb3 b4 12. Ne2 Nf6 13. Ng3 0-0 14. e5 Ne8 15. Nf5 d5 16. Nxe7+ Qxe7 17. f4 Ba6 18. Rf3 Nc7 19. f5 Qd7 20. Bd2 Rab8 21. Qe1 Rfe8 22. Qh4 Be2 23. Rf2 Bd3 24. f6 g6 25. Qh6 Ne6 26. Rf3 Bf5 27. Bc2 Bxc2 28. Rh3 g5 29. Rh5 Bg6 30. Rxg5 Kh8 31. Rg3 Rg8 32. Re1 Nxd4 33. Rf1 Ne2+ 34. Kh1 Nxg3+ 35. hxg3 Qe6 36. Kh2 Bd3 0-1

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.20"]
[Round "3.3"]
[White "Meza Alarcon, Sergio Andres"]
[Black "Alvarez Navarrete, Omar Lorenzo"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1437"]
[BlackElo "1157"]
[PlyCount "97"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. Nf3 0-0 7. Bd3 h6 8. Bf4 Nc6 9. 0-0 Bg4 10. Be3 Re8 11. h3 Bh5 12. Be2 Bd6 13. Qd2 Ne4 14. Nxe4 Rxe4 15. c3 Qf6 16. Ne5 Bxe2 17. Qxe2 Nxe5 18. dxe5 Rxe5 19. Qb5 b6 20. Bd4 a6 21. Qc6 Rae8 22. Bxe5 Qxe5 23. g3 Re6 24. Qa8+ Kh7 25. Rfe1 Qg5 26. Rxe6 fxe6 27. Qxa6 Bxg3 28. Qf1 Be5+ 29. Qg2 Qd2 30. f3 Qe3+ 31. Kh1 h5 32. Rg1 Qd3 33. Rc1 h4 34. Qc2 Qxc2 35. Rxc2 Kg6 36. Rg2+ Bg3 37. Kg1 Kf5 38. Kf1 Kf4 39. Ke2 e5 40. b4 e4 41. fxe4 dxe4 42. a4 g5 43. a5 bxa5 44. bxa5 c5 45. a6 Kf5 46. a7 g4 47. hxg4+ Kxg4 48. a8Q h3 49. Qxe4+ 1-0

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.20"]
[Round "1.4"]
[White "Meza Alarcon, Sergio Andres"]
[Black "Munoz Moya, William"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1437"]
[BlackElo "1417"]
[PlyCount "66"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Nf6 5. Bc4 Nbd7 6. 0-0 0-0 7. Bd2 c5 8. e5 dxe5 9. dxe5 Nh5 10. e6 fxe6 11. Bxe6+ Kh8 12. Ng5 Qe8 13. Re1 Nb6 14. Qe2 Bd4 15. Nf3 Bxe6 16. Qxe6 Rf7 17. Nxd4 cxd4 18. Ne4 Ng7 19. Qh3 Nf5 20. Ng5 Rg7 21. Bf4 Nd7 22. Ne6 Rc8 23. Nxg7 Kxg7 24. g4 Rxc2 25. gxf5 gxf5 26. Qxf5 Qg6+ 27. Qxg6+ Kxg6 28. Rad1 e5 29. Bxe5 Nxe5 30. Rxe5 Rxb2 31. Rxd4 Kf6 32. Ra5 Kg6 33. Rxa7 h5 1-0

[Event "CHI BioBio Region-ch U18"]
[Site "Los Angeles"]
[Date "2015.07.20"]
[Round "2.3"]
[White "Molina Gallardo, Nicolas"]
[Black "Meza Alarcon, Sergio Andres"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1395"]
[BlackElo "1437"]
[PlyCount "128"]
[EventDate "2015.07.20"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Nbd2 Na5 8. Ng5 f6 9. exf6 Nxf6 10. Be2 Bd7 11. Bg4 Bd6 12. Bxe6 h6 13. Bxd7+ Kxd7 14. Ngf3 Rae8+ 15. Kf1 Re7 16. g3 g5 17. Kg2 Rhe8 18. Rb1 Ne4 19. Nxe4 dxe4 20. Ne5+ Bxe5 21. dxe5+ Kc8 22. Qg4+ Kb8 23. Be3 Qc6 24. Bd4 Rf8 25. Qe2 e3+ 26. f3 g4 27. Rhf1 Ref7 28. Kg1 Rxf3 29. Bxe3 Nb3 30. Rf2 Rxf2 31. Bxf2 Qf3 32. Qxf3 Rxf3 33. Re1 Rf8 34. Be3 h5 35. e6 Re8 36. Bf4+ Kc8 37. e7 Kd7 38. Bg5 Nc5 39. Rd1+ Nd3 40. b3 b5 41. a4 a6 42. axb5 axb5 43. bxc4 bxc4 44. Rd2 Ke6 45. Re2+ Kf5 46. Bh4 Ne5 47. Kg2 Nf3 48. h3 Nxh4+ 49. gxh4 gxh3+ 50. Kxh3 Kf6 51. Rf2+ Kxe7 52. Re2+ Kf7 53. Rxe8 Kxe8 54. Kg3 Ke7 55. Kf4 Kf6 56. Ke4 Ke6 57. Kd4 Kf5 58. Kxc4 Kg4 59. Kd4 Kxh4 60. c4 Kg3 61. c5 h4 62. c6 h3 63. c7 h2 64. c8Q h1Q 1/2-1/2

