[Event "Lima Surco op 4th"]
[Site "Lima"]
[Date "2017.10.28"]
[Round "4"]
[White "Beyer Lecaros, Alfredo Jose"]
[Black "Calderon Barros, Alfonso Miguel"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1826"]
[BlackElo "1479"]
[PlyCount "41"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Ng5 Ne5 6. Bb3 Bb4+ 7. c3 dxc3 8. bxc3 Bc5 9. f4 Neg4 10. Bxf7+ Kf8 11. Ne6+ Kxf7 12. Nxd8+ Rxd8 13. e5 Re8 14. Qb3+ Kf8 15. Ba3 d6 16. Bxc5 dxc5 17. 0-0 Be6 18. c4 Ne4 19. f5 Bd7 20. Qxb7 Ng5 21. e6 1-0

[Event "Lima Surco op 4th"]
[Site "Lima"]
[Date "2017.10.28"]
[Round "5"]
[White "Huerta Soto, Rodrigo Eugenio"]
[Black "Calderon Barros, Alfonso Miguel"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1450"]
[BlackElo "1479"]
[PlyCount "87"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Bc5 6. h3 0-0 7. Qe2 Qe7 8. Bg5 h6 9. Bh4 b6 10. Nbd2 Qe6 11. Bxf6 Qxf6 12. Nb3 Qd6 13. Nxc5 Qxc5 14. 0-0-0 Be6 15. Kb1 Rfd8 16. g4 Qa5 17. b3 Qa3 18. c4 b5 19. Nxe5 Rd6 20. f4 f6 21. Nf3 a5 22. g5 a4 23. f5 Bf7 24. g6 Be8 25. Qb2 axb3 26. axb3 c5 27. Qxa3 Rxa3 28. Kb2 Ra5 29. d4 bxc4 30. dxc5 Rxc5 31. Rxd6 cxd6 32. b4 Rc7 33. Ra1 Kf8 34. Nd4 Ke7 35. Kc3 Bd7 36. h4 Bc8 37. Nb5 Rc6 38. Na7 Rc7 39. Nxc8+ Rxc8 40. Ra7+ Kf8 41. b5 Rc5 42. b6 Rb5 43. b7 Ke8 44. Ra8+ 1-0

[Event "Lima Surco op 4th"]
[Site "Lima"]
[Date "2017.10.21"]
[Round "3"]
[White "Calderon Barros, Alfonso Miguel"]
[Black "Deza Hanco, Geanfranco Percin"]
[Result "1-0"]
[ECO "D96"]
[WhiteElo "1479"]
[PlyCount "57"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Bg5 g6 5. Qb3 Bg7 6. Nf3 dxc4 7. Qxc4 0-0 8. e3 b6 9. Be2 Ba6 10. Qb3 Bxe2 11. Nxe2 c5 12. 0-0 h6 13. Bxf6 Bxf6 14. Rfd1 cxd4 15. Nexd4 Bxd4 16. Nxd4 e6 17. Nxe6 fxe6 18. Qxe6+ Kg7 19. Rxd8 Rxd8 20. Qe7+ Kg8 21. Qxd8+ Kf7 22. Qd5+ Kg7 23. Qxa8 Na6 24. Rd1 Kf6 25. Rd6+ Ke7 26. Qd8+ Kf7 27. Qd7+ Kf8 28. Qxa7 Nc5 29. Rd8# 1-0

[Event "Lima Surco op 4th"]
[Site "Lima"]
[Date "2017.10.15"]
[Round "1"]
[White "Calderon Barros, Alfonso Miguel"]
[Black "Serrano Nagamine, David Antonio"]
[Result "0-1"]
[ECO "E22"]
[WhiteElo "1479"]
[BlackElo "1980"]
[PlyCount "22"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Bf4 Nc6 6. dxc5 Ne4 7. Nf3 Nxc3 8. bxc3 Bxc5 9. e3 Qe7 10. Bd3 e5 11. Bg3 e4 0-1

[Event "Lima Surco op 4th"]
[Site "Lima"]
[Date "2017.10.15"]
[Round "2"]
[White "Oquiche Huarcaya, Ariana"]
[Black "Calderon Barros, Alfonso Miguel"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "1235"]
[BlackElo "1479"]
[PlyCount "15"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Nf3 Nc6 8. 0-0 1/2-1/2

