[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.28"]
[Round "9"]
[White "Mata Alfaro, Yeshua David"]
[Black "Simancas Maradei, Miguel Alejandro"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1484"]
[BlackElo "2021"]
[PlyCount "50"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 g6 6. Bc4 Bg7 7. Be3 a6 8. 0-0 b5 9. Bb3 0-0 10. Qd2 Bb7 11. d5 b4 12. Na4 Nxd5 13. Bc5 Qd7 14. Rad1 Rd8 15. Bxb4 Nxb4 16. Qxb4 Qxd1 17. Rxd1 Rxd1+ 18. Ne1 Nc6 19. Qe4 Nd4 20. Qxe7 Nxb3 21. axb3 Bc6 22. Qb4 Re8 23. Kf1 Rexe1+ 24. Qxe1 Rxe1+ 25. Kxe1 Bxa4 0-1

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.27"]
[Round "8"]
[White "Gamboa Mendez, Nicolas De Jesus"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1476"]
[BlackElo "1484"]
[PlyCount "80"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 Bg4 4. Bg2 Nc6 5. Bf4 e6 6. c3 Bd6 7. Bxd6 Qxd6 8. Nbd2 0-0-0 9. Qc2 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. Nf3 Qf5 13. Qxf5+ Bxf5 14. 0-0-0 Ne4 15. Rhf1 f6 16. Nd4 Bg6 17. Ne6 Rd7 18. Bh3 f5 19. Nf4 Ng5 20. Bg2 c6 21. h4 Ne4 22. Bh3 Rf8 23. Ne6 Rf6 24. g4 Re7 25. Nf4 fxg4 26. Bxg4+ Bf5 27. Bxf5+ Rxf5 28. e3 Kd7 29. c4 Kd6 30. b3 Ref7 31. cxd5 cxd5 32. f3 Ng3 33. Rf2 Nh5 34. Nxh5 Rxh5 35. Rfd2 Rxf3 36. e4 Rc3+ 37. Kb2 Rc5 38. a3 Rxh4 39. exd5 Rh5 40. Rg2 g6 0-1

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.27"]
[Round "7"]
[White "Mata Alfaro, Yeshua David"]
[Black "Ramos Castro, Luis Alejandro"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1484"]
[BlackElo "1563"]
[PlyCount "82"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nc6 7. Be3 Be7 8. Be2 Nf6 9. 0-0 b5 10. Qd2 0-0 11. b4 Bb7 12. f3 Rfc8 13. Nd1 Nxd4 14. Bxd4 Qxc2 15. Qxc2 Rxc2 16. Kf2 Rac8 17. Ke3 d5 18. e5 Nd7 19. Kd3 R2c6 20. Nc3 Bd8 21. f4 Bb6 22. Rac1 Bxd4 23. Kxd4 Nb6 24. Na2 Nc4 25. Rc3 Kf8 26. Rff3 Ke7 27. Bd1 Nd2 28. Rh3 Rc4+ 29. Rxc4 dxc4 30. Ke3 c3 31. Bc2 Bxg2 32. Rxh7 Be4 33. Bxe4 Nxe4 34. Kxe4 c2 35. Rxg7 c1Q 36. Nxc1 Rxc1 37. Rg8 Rc4+ 38. Kf3 Rc3+ 39. Ke4 Rc4+ 40. Kf3 Rc3+ 41. Kg4 Rxa3 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.26"]
[Round "6"]
[White "Mata Alfaro, Christian Daniel"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1681"]
[BlackElo "1484"]
[PlyCount "41"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Qb6 9. Ncb5 a6 10. Nc3 Qxb2 11. Nde2 Nxe4 12. Rb1 Bxc3+ 13. Kf1 Qa3 14. fxe4 Be5 15. Bh6 Bg7 16. Qd2 Bxh6 17. Qxh6 Qc5 18. Rb3 Qe5 19. Rh3 Qg7 20. Qg5 d5 21. Bxd5 0-1

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.24"]
[Round "4"]
[White "Colmenares Olivares, Cesar Eduardo"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1571"]
[BlackElo "1484"]
[PlyCount "78"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 c5 5. c3 c4 6. Bc2 Bd6 7. f4 0-0 8. Nh3 Nc6 9. 0-0 h6 10. g4 g6 11. Qf3 Kg7 12. Rf2 Nh7 13. Rg2 Qh4 14. Nf1 f5 15. gxf5 exf5 16. Bd2 Nf6 17. Be1 Qh5 18. Qxh5 Nxh5 19. Ng3 Nxg3 20. Rxg3 Be7 21. Bf2 Bh4 22. Rg2 Bxf2+ 23. Kxf2 Kf6 24. Rag1 Rg8 25. b3 b5 26. Kf3 Be6 27. bxc4 bxc4 28. Ba4 Ne7 29. Rb2 Rab8 30. Rgb1 Rxb2 31. Rxb2 a6 32. Rb6 g5 33. fxg5+ hxg5 34. Kf2 Rh8 35. Kg3 f4+ 36. Nxf4 gxf4+ 37. Kxf4 Rh4+ 38. Kf3 Rh3+ 39. Kf4 Ng6# 0-1

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.24"]
[Round "5"]
[White "Mata Alfaro, Yeshua David"]
[Black "Quijada Alonzo, Guillermo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1484"]
[BlackElo "1767"]
[PlyCount "34"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 c6 5. Nc3 Nf6 6. Bg5 Be7 7. Nf3 h6 8. Bf4 Be6 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. Ne5 Nd7 12. f3 0-0 13. Bd3 Nxe5 14. dxe5 Qb6 15. Qc2 Rfd8 16. b3 Qd4 17. 0-0-0 Qxf4+ 0-1

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.23"]
[Round "3"]
[White "Mata Alfaro, Yeshua David"]
[Black "Bellorin Gonzalez, Humberto Javi"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1484"]
[BlackElo "1592"]
[PlyCount "85"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. Nxc6 Qxc6 9. Bxc5 Qxc5 10. Qd4 Qxd4 11. cxd4 Nc6 12. d5 Re8 13. dxc6 Rxe4+ 14. Be2 bxc6 15. Nc3 Re7 16. 0-0-0 d5 17. Bf3 Bf5 18. Rhe1 Rae8 19. Rxe7 Rxe7 20. Kd2 Kf8 21. Re1 Rxe1 22. Kxe1 Ke7 23. Kd2 Kd6 24. g4 Be6 25. h3 g5 26. b4 c5 27. bxc5+ Kxc5 28. Kd3 c6 29. a3 f6 30. Bd1 Kd6 31. Ne2 c5 32. f4 d4 33. fxg5 fxg5 34. Ke4 Bc8 35. Bb3 Ba6 36. Ng3 c4 37. Nf5+ Kc5 38. Ba4 d3 39. Nd4 c3 40. Ke3 h6 41. Bb3 c2 42. Nxc2 dxc2 43. Bxc2 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.22"]
[Round "2"]
[White "Hernandez Mora, Ulises Jose"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1674"]
[BlackElo "1484"]
[PlyCount "63"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 0-0 7. e3 c6 8. a3 a6 9. Bd3 g6 10. Nge2 Re8 11. Nf4 Kg7 12. 0-0 Ng4 13. Bxe7 Qxe7 14. Rac1 Nd7 15. Rfe1 Ndf6 16. b4 Ne4 17. Bxe4 dxe4 18. d5 Bd7 19. dxc6 Bxc6 20. Red1 Rad8 21. Rxd8 Rxd8 22. Rd1 Rxd1+ 23. Qxd1 Nf6 24. h3 Qd7 25. Qxd7 Bxd7 26. Nfe2 Kf8 27. Nd4 Ke7 28. Nb3 h6 29. Nc5 Bc6 30. g4 g5 31. Kg2 Kd6 32. Kg3 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Porlamar"]
[Date "2015.08.22"]
[Round "1"]
[White "Mata Alfaro, Yeshua David"]
[Black "Zamora Monascal, Petter David"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1484"]
[BlackElo "1945"]
[PlyCount "68"]
[EventDate "2015.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VEN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g5 10. Qe4 Nb6 11. Ba3 c5 12. Nc3 Bg7 13. 0-0-0 0-0-0 14. Nd5 Qxe5 15. Qxe5 Bxe5 16. Bxc5 d6 17. Nxb6+ axb6 18. Bd4 Bb7 19. f3 f5 20. Kc2 c5 21. Bxe5 dxe5 22. Rxd8+ Rxd8 23. Be2 Rd4 24. g3 Kd7 25. Rd1 Ke6 26. Rxd4 cxd4 27. Kd3 h5 28. h4 f4 29. gxf4 gxh4 30. fxe5 Kxe5 31. Bf1 Bxf3 32. Bh3 Be4+ 33. Kd2 Kf4 34. Ke2 Kg3 0-1

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.17"]
[Round "6.28"]
[White "Dumont Peroza, Agnes Coromoto"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1492"]
[PlyCount "38"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 g6 4. Nc3 Bg7 5. h3 d6 6. 0-0 Nf6 7. d3 0-0 8. Bg5 Bd7 9. Qd2 Nd4 10. Bh6 Nxf3+ 11. gxf3 Bxh3 12. Rfe1 a6 13. a4 Nd7 14. Bxg7 Kxg7 15. f4 e5 16. fxe5 Nxe5 17. Qe3 Qh4 18. f4 Qg4+ 19. Kh1 Qg2# 0-1

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.17"]
[Round "7.24"]
[White "Mata Alfaro, Yeshua David"]
[Black "Franco Rivas, Samuel"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1492"]
[PlyCount "69"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nxd4 7. Bxd4 Bxd4 8. Qxd4 Qxd4 9. cxd4 Nf6 10. Nc3 0-0 11. 0-0-0 b6 12. f3 c5 13. d5 a6 14. e5 Ne8 15. d6 b5 16. a4 b4 17. Nd5 Bb7 18. Nb6 Rb8 19. Nxd7 Rd8 20. Nxf8 Kxf8 21. b3 g6 22. Bc4 a5 23. Bd5 Ba6 24. Bc6 Ng7 25. Rhe1 c4 26. bxc4 Bxc4 27. Kb2 Nh5 28. g3 h6 29. Rc1 Be6 30. Rc5 f6 31. f4 g5 32. fxg5 hxg5 33. Rxa5 fxe5 34. Raxe5 Bf7 35. d7 1-0

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.16"]
[Round "5.23"]
[White "Mata Alfaro, Yeshua David"]
[Black "Manaure Trujillo, Ibrahim"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1492"]
[PlyCount "45"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bg5 Be7 8. 0-0-0 0-0 9. Bc4 Be6 10. Bxe6 fxe6 11. f4 Nd7 12. Bxe7 Qxe7 13. Rhf1 Kh8 14. e5 d5 15. Rd3 c5 16. Qf2 Nxe5 17. Rh3 Ng6 18. Qe2 Rxf4 19. Nxd5 Rxf1+ 20. Qxf1 exd5 21. Qd3 Qe1+ 22. Qd1 Qxd1+ 23. Kxd1 0-1

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.16"]
[Round "4.10"]
[White "Petit, Cesar Alexander"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1831"]
[BlackElo "1492"]
[PlyCount "47"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 dxc4 4. e3 Nc6 5. Bxc4 Bf5 6. Qb3 e6 7. Bb5 Qd6 8. Nf3 Nd7 9. e4 Bg4 10. e5 Qb4 11. Bxc6 bxc6 12. Qxb4 Bxb4 13. a3 Bxc3+ 14. bxc3 Bxf3 15. gxf3 Nb6 16. Ke2 0-0 17. Rg1 Kh8 18. a4 f6 19. a5 Nd7 20. Ba3 Rf7 21. f4 fxe5 22. fxe5 Rf5 23. Rab1 Raf8 24. Bxf8 1-0

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.15"]
[Round "2.10"]
[White "Avilez Tarazona, Yoiner Raul"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1896"]
[BlackElo "1492"]
[PlyCount "49"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Nxc6 bxc6 8. e5 Ng8 9. f4 d5 10. Be2 f6 11. Qd4 Nh6 12. Bf2 Nf5 13. Qa4 Qc7 14. Nxd5 Qd7 15. Nb6 Qb7 16. Nxa8 Qxa8 17. Qxa7 Qxa7 18. Bxa7 fxe5 19. fxe5 Bxe5 20. c3 0-0 21. 0-0 Rd8 22. Rad1 Bd6 23. Bf2 Be6 24. c4 Rb8 25. b3 1-0

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.15"]
[Round "3.25"]
[White "Mata Alfaro, Yeshua David"]
[Black "Leon Valerio, Sofia Cristina"]
[Result "1-0"]
[ECO "C23"]
[WhiteElo "1492"]
[PlyCount "25"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Qf3 Nf6 4. d3 h6 5. Nc3 0-0 6. Qg3 Nh5 7. Qg4 Qf6 8. Nf3 Qg6 9. Qxg6 Nf6 10. Bxh6 Ne8 11. Bxg7 Nxg7 12. Ng5 d5 13. Qh7# 1-0

[Event "Sala de Conferencias IPASM op 1er"]
[Site "Venezuela"]
[Date "2015.05.14"]
[Round "1.40"]
[White "Mata Alfaro, Yeshua David"]
[Black "Suarez Bejarano, Katherin Alejandra"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1492"]
[PlyCount "19"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 e5 3. d4 Na6 4. Nxe5 Qc7 5. Qf3 Bd6 6. Qxf7+ Kd8 7. Bg5+ Ne7 8. Qxg7 Qa5+ 9. Nc3 Nb4 10. Qxh8+ 1-0

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.13"]
[Round "6.12"]
[White "Aumaitre Rojas, Nairymar Nazaret"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1572"]
[BlackElo "1436"]
[PlyCount "50"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. Bb3 Rc8 11. 0-0-0 a5 12. Kb1 Nxd4 13. Qxd4 Ng4 14. Qd2 Nxe3 15. Qxe3 Rxc3 16. bxc3 a4 17. Bc4 Qc7 18. Bd3 Qxc3 19. Kc1 Rc8 20. Qe1 Qb2+ 21. Kd2 Bc3+ 22. Ke2 Bxe1 23. Rhxe1 Qxa2 24. Ra1 Qb2 25. Reb1 Qc3 0-1

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.13"]
[Round "7.6"]
[White "Ramos Castro, Luis Alejandro"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1611"]
[BlackElo "1436"]
[PlyCount "68"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Bb3 Nc6 8. Be3 0-0 9. f3 Bd7 10. Qd2 Rc8 11. 0-0-0 a6 12. g4 b5 13. h4 b4 14. Nce2 Nxd4 15. Nxd4 a5 16. Qe2 a4 17. Bc4 Qc7 18. b3 axb3 19. Bxb3 Qa5 20. h5 e5 21. hxg6 exd4 22. gxf7+ Rxf7 23. Bxf7+ Kxf7 24. Bxd4 Qxa2 25. Bb2 b3 26. Rd2 Nxe4 27. Qxe4 Bxb2+ 28. Kd1 Qb1+ 29. Ke2 Qxh1 30. Qd5+ Be6 31. Qxd6 Rxc2 32. Qf4+ Bf6 33. Rxc2 Qg2+ 34. Ke3 Qxc2 0-1

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.12"]
[Round "4.6"]
[White "Gomez Davis, Darby Albert"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1959"]
[BlackElo "1436"]
[PlyCount "35"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. e4 dxe4 4. f3 Bf5 5. fxe4 Nxe4 6. Qf3 e6 7. Nxe4 Bxe4 8. Qxe4 Nc6 9. Bb5 Be7 10. Nf3 0-0 11. 0-0 a6 12. Bxc6 bxc6 13. Qxc6 Rb8 14. c3 Rb6 15. Qe4 Bd6 16. Ne5 Bxe5 17. Qxe5 Rd6 18. Bf4 1-0

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.12"]
[Round "5.10"]
[White "Mata Alfaro, Yeshua David"]
[Black "Hernandez Mora, Ulises Jose"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1436"]
[BlackElo "1645"]
[PlyCount "33"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 d6 3. d4 Nf6 4. dxc5 dxc5 5. Qxd8+ Kxd8 6. Bf4 Nc6 7. Nc3 e6 8. 0-0-0+ Ke7 9. h3 b6 10. g4 Bb7 11. Bd6+ Ke8 12. Nb5 a6 13. Nc7+ Kd7 14. Nxa8 Bxa8 15. Bxf8+ Ke8 16. Bxg7 Rg8 17. Bxf6 1-0

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.11"]
[Round "2.19"]
[White "Mata Alfaro, Yeshua David"]
[Black "Manaure Rodriguez, Cristina"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "1436"]
[PlyCount "49"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Nc6 5. Bxf4 Nf6 6. Bc4 Bd7 7. Ng5 Be7 8. Nxf7 Qc8 9. Nxh8 h6 10. Nc3 Be6 11. Bxe6 Qxe6 12. Ng6 d5 13. 0-0 Nxe4 14. Nxe7 Qxe7 15. Nxe4 dxe4 16. Qh5+ Kd8 17. d5 Qc5+ 18. Kh1 Nb4 19. c3 Nxd5 20. b4 Qc6 21. Rad1 Kc8 22. Qf5+ Kd8 23. Rxd5+ Qxd5 24. Qf8+ Kd7 25. Qxa8 1-0

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.11"]
[Round "3.10"]
[White "Romagnone, Ivano"]
[Black "Mata Alfaro, Yeshua David"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1812"]
[BlackElo "1436"]
[PlyCount "14"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 f5 3. exf5 e4 4. Ne5 Qf6 5. Bc4 Qxe5 6. Qh5+ g6 7. fxg6 Qxh5 0-1

[Event "Porlamar Navidad Asoajedrene"]
[Site "Porlamar"]
[Date "2014.12.10"]
[Round "1.3"]
[White "Perez Sanchez, Ricardo Jose"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2007"]
[BlackElo "1436"]
[PlyCount "41"]
[EventDate "2014.12.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. f3 Nc6 6. Be3 Bd7 7. Nc3 g6 8. Qd2 Bg7 9. Nge2 0-0 10. Bh6 Re8 11. h4 Qb6 12. h5 Bxh6 13. Qxh6 Nxd4 14. 0-0-0 Nxe2+ 15. Bxe2 Be6 16. g4 Qf2 17. hxg6 fxg6 18. Rh2 Qg3 19. g5 Nh5 20. Rxh5 gxh5 21. Qxe6+ 1-0

[Event "Barcelona IRT 2do. Copa IDANZ"]
[Site "Barcelona"]
[Date "2014.09.07"]
[Round "5.7"]
[White "Fernandez Tomaselli, Diego"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1851"]
[BlackElo "1463"]
[PlyCount "39"]
[EventDate "2014.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. e3 Bg4 4. c4 Nf6 5. Be2 e6 6. Nc3 Be7 7. cxd5 exd5 8. Qb3 b6 9. Bb5+ Bd7 10. Nxd5 Nc6 11. Nxe7 Qxe7 12. dxc5 Qxc5 13. Bd2 0-0 14. Bxc6 Qxc6 15. 0-0 Ne4 16. Bb4 Be6 17. Nd4 Nc5 18. Nxc6 Bxb3 19. axb3 Ne4 20. Bxf8 1-0

[Event "Barcelona IRT 2do. Copa IDANZ"]
[Site "Barcelona"]
[Date "2014.09.06"]
[Round "3.9"]
[White "Mata Alfaro, Christian Daniel"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1643"]
[BlackElo "1463"]
[PlyCount "35"]
[EventDate "2014.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Bf5 7. Be3 Nc6 8. Qd2 g6 9. 0-0-0 Qd7 10. Bg5 h6 11. Bf6 Rh7 12. Bb5 Be7 13. Rhe1 Be6 14. Bxe7 Kxe7 15. Qf4 Re8 16. Ne5 dxe5 17. Rxd7+ Bxd7 18. Bxc6 1-0

[Event "Barcelona IRT 2do. Copa IDANZ"]
[Site "Barcelona"]
[Date "2014.09.06"]
[Round "4.10"]
[White "Mata Alfaro, Yeshua David"]
[Black "Salgado Velasquez, Miguel Angel"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1463"]
[PlyCount "53"]
[EventDate "2014.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bg5 0-0 8. Bd3 Nc6 9. 0-0 dxc4 10. Bxc4 Qb6 11. Na4 Qd8 12. a3 h6 13. Bf4 Na5 14. Bd3 Nd5 15. Bd2 Nc6 16. Qc1 g5 17. Nc5 Nb6 18. Nb3 Qd5 19. Be3 f6 20. Bc2 Nc4 21. Re1 e5 22. dxe5 N6xe5 23. Nxe5 Nxe5 24. Rd1 Qf7 25. Nd4 Be6 26. Nf5 Rfc8 27. Nxh6+ 1-0

[Event "Barcelona IRT 2do. Copa IDANZ"]
[Site "Barcelona"]
[Date "2014.09.05"]
[Round "1.1"]
[White "Marichal Gonzalez, Ariel"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2305"]
[BlackElo "1463"]
[PlyCount "27"]
[EventDate "2014.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Na6 7. 0-0 c5 8. d5 e6 9. h3 Re8 10. dxe6 Bxe6 11. Bf4 Bf8 12. Re1 Nh5 13. Bh2 Qc7 14. Nb5 1-0

[Event "Barcelona IRT 2do. Copa IDANZ"]
[Site "Barcelona"]
[Date "2014.09.05"]
[Round "2.11"]
[White "Mata Alfaro, Yeshua David"]
[Black "Hernandez Peche, Jackson Enrique"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1463"]
[PlyCount "44"]
[EventDate "2014.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 d5 6. Nxc6 bxc6 7. Bxc5 dxe4 8. Qxd8+ Kxd8 9. Nc3 Nf6 10. 0-0-0+ Bd7 11. Bc4 Kc8 12. Bxf7 Bg4 13. Rde1 Bf5 14. h3 h6 15. Rhf1 Rd8 16. Be7 Rd4 17. Rd1 Rxd1+ 18. Rxd1 Kb7 19. Rd8 Rxd8 20. Bxd8 Nd7 21. Be7 Ne5 22. Bb3 Ng6 1-0

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.27"]
[Round "6.29"]
[White "Martinez Cedeno, Javier Jose"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "37"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Bf5 6. Bd3 d5 7. 0-0 c5 8. c3 c4 9. Bc2 Bd6 10. Nbd2 0-0 11. Nxe4 Bxe4 12. Bxe4 dxe4 13. Nd2 Re8 14. Nxc4 Bc7 15. Qg4 b5 16. Ne3 Re6 17. Nf5 Rg6 18. Qxe4 Nd7 19. Ne7+ 1-0

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.27"]
[Round "7.29"]
[White "Mata Alfaro, Yeshua David"]
[Black "Guevara Garcia, Josue Ernesto"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "69"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. Bb5 Qf6 5. Bg5 Qe6 6. exd5 Qxd5 7. Bxc6+ bxc6 8. Nc3 Qd7 9. Nxe5 Qf5 10. Nf3 Be7 11. Bxe7 Nxe7 12. Qe2 Be6 13. Qe4 Qxe4+ 14. Nxe4 0-0 15. c3 Bd5 16. Ned2 Rfe8 17. 0-0 Nf5 18. c4 Bxf3 19. Nxf3 Rad8 20. Rad1 Re2 21. g4 Ne7 22. Rfe1 Rxe1+ 23. Rxe1 Ng6 24. h4 h6 25. h5 Nf4 26. Rd1 Re8 27. Ne5 f6 28. Nxc6 Re2 29. Rb1 Nh3+ 30. Kg2 Nxf2 31. Kf1 Rc2 32. Nxa7 Nxg4 33. Nc6 Nh2+ 34. Kg1 Nf3+ 35. Kf1 1/2-1/2

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.26"]
[Round "3.26"]
[White "Mata Alfaro, Yeshua David"]
[Black "Estrada Rodriguez, Freddy Jesus"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "39"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 Qb6 6. Nf3 Nh6 7. a4 Nf5 8. Bb5 a6 9. Bxc6+ Qxc6 10. a5 Qc7 11. g4 Nh6 12. h3 Be7 13. Qd3 Qd8 14. Be3 cxd4 15. cxd4 Rb8 16. Ra2 Bd7 17. b3 Rc8 18. Rb2 Qxa5+ 19. Bd2 Bb4 20. 0-0 0-1

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.26"]
[Round "5.24"]
[White "Mata Alfaro, Yeshua David"]
[Black "Mancilla Angarita, Juvenal"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1948"]
[PlyCount "49"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nc3 Bc5 6. Na4 Qa5+ 7. Nc3 Nf6 8. f3 d5 9. e5 Bxd4 10. Qxd4 Nc6 11. Bb5 Nd7 12. Bxc6 bxc6 13. Qf4 Ba6 14. b4 Qc7 15. Be3 Nxe5 16. a4 Bc4 17. g3 f6 18. Bc5 Kf7 19. Kf2 g5 20. Qe3 Ng6 21. Rae1 Rhe8 22. h4 gxh4 23. gxh4 Qf4 24. h5 Qxe3+ 25. Rxe3 0-1

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.25"]
[Round "1.15"]
[White "Batista Silvestre, Miguel Angel"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1923"]
[PlyCount "53"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. e3 Nc6 4. Bb5 a6 5. Bxc6+ bxc6 6. Nbd2 Nf6 7. Ne5 Qd6 8. b3 c5 9. Ba3 Ne4 10. Nxe4 Bxe4 11. f3 Bf5 12. Bxc5 Qh6 13. Qe2 f6 14. Nd3 c6 15. 0-0 Qg6 16. Rfd1 h5 17. Nf2 h4 18. e4 dxe4 19. fxe4 Bd7 20. e5 h3 21. g3 Be6 22. c4 Rh4 23. exf6 Bg4 24. Nxg4 Rxg4 25. fxe7 Rxg3+ 26. hxg3 Qxg3+ 27. Kh1 1-0

[Event "Puerto La Cruz IV IRT FVA"]
[Site "Puerto La Cruz"]
[Date "2014.04.25"]
[Round "2.20"]
[White "Corredor Ramirez, Jose Javier"]
[Black "Mata Alfaro, Yeshua David"]
[Result "1-0"]
[ECO "C27"]
[PlyCount "35"]
[EventDate "2014.04.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. Nc3 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 Bd4 7. d3 d5 8. Nxd4 dxe4 9. Qh5+ g6 10. Qxe5 Re8 11. Qf4+ Kg7 12. Be3 exd3 13. 0-0-0 d2+ 14. Rxd2 Qd5 15. Qxc7+ Bd7 16. Re1 Nc6 17. Nxc6 bxc6 18. Rxd5 1-0

