[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.08"]
[Round "7"]
[White "Duvenhage, Leon"]
[Black "De Villiers, David Jacobus"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "833"]
[BlackElo "916"]
[PlyCount "43"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 f5 4. Nf3 Nf6 5. Nbd2 Bd6 6. Ne5 c6 7. c3 Qe7 8. Bd3 Nbd7 9. Qc2 Ne4 10. Nxe4 dxe4 11. Bxe4 fxe4 12. Qxe4 0-0 13. 0-0 g5 14. Ng6 hxg6 15. Qxg6+ Qg7 16. Qxe6+ Qf7 17. Qxd6 gxf4 18. h3 f3 19. g4 Qg7 20. Kh2 Nb6 21. Qg3 Nd5 22. Rae1 0-1

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.08"]
[Round "8"]
[White "Jacobs, Duan"]
[Black "Duvenhage, Leon"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1029"]
[BlackElo "833"]
[PlyCount "40"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. Nc3 Nc6 7. e4 Bg4 8. h3 Nd4 9. hxg4 Nxf3+ 10. Bxf3 Nxg4 11. Bxg4 f5 12. Bh3 fxe4 13. Nxe4 c6 14. Ng5 Qb6 15. Ne6 Bh8 16. Nxf8 Rxf8 17. Be6+ Kg7 18. b3 Qd4 19. Rb1 c5 20. Bb2 Kh6 1-0

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.07"]
[Round "5"]
[White "Duvenhage, Leon"]
[Black "Marais, Alwyn Johannes"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "833"]
[BlackElo "1031"]
[PlyCount "43"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 c6 5. Nbd2 Qb6 6. Qc1 Nbd7 7. c4 Ne4 8. Bd3 Ndf6 9. Qc2 Be7 10. 0-0 0-0 11. Bxe4 Nxe4 12. Nxe4 dxe4 13. Qxe4 Bd6 14. Bxd6 Rd8 15. Ng5 f5 16. Qh4 h6 17. f4 Qxb2 18. Rfe1 c5 19. Rab1 Qa3 20. Rec1 Qxe3+ 21. Kh1 hxg5 22. Qxg5 0-1

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.07"]
[Round "6"]
[White "Weiner, Aiden"]
[Black "Duvenhage, Leon"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1068"]
[BlackElo "833"]
[PlyCount "43"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. 0-0 0-0 6. d4 Nc6 7. Be3 a6 8. a3 Na5 9. Ba2 Ng4 10. Qd2 Nxe3 11. Qxe3 Nc6 12. Ne2 e5 13. d5 Na5 14. b4 Bg4 15. bxa5 Bxf3 16. Qxf3 c6 17. dxc6 bxc6 18. Rad1 Qc7 19. Rd2 Rad8 20. Rfd1 Qxa5 21. h3 Qxa3 22. Qxa3 1-0

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.06"]
[Round "3"]
[White "Duvenhage, Leon"]
[Black "Riccardi, Adriel Ernesto"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "833"]
[BlackElo "1050"]
[PlyCount "91"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nf3 Bf5 5. Nbd2 Nf6 6. c3 e6 7. h3 Bd6 8. Ne5 Nxe5 9. dxe5 Bxe5 10. Bxe5 0-0 11. Nf3 Qe7 12. Nh4 Bg6 13. Nxg6 fxg6 14. Bd3 Qf7 15. 0-0 Ne4 16. Qg4 Nxf2 17. Qh4 Nxh3+ 18. Qxh3 Qe7 19. Rfe1 Qf7 20. Bf4 Rae8 21. Re2 Qe7 22. Bg5 Qxg5 23. Rf2 Rxf2 24. Kxf2 Rf8+ 25. Kg1 Qf6 26. Rf1 Qe7 27. Re1 e5 28. Be2 Qd6 29. Bg4 Kh8 30. Rd1 c5 31. Be6 Qb6 32. Rxd5 Qxb2 33. Qg3 Qb1+ 34. Kh2 h6 35. Qxe5 Rf1 36. Rd8+ Kh7 37. Bg8+ Kh8 38. Qe8 Rh1+ 39. Kg3 Qe1+ 40. Kf4 Rh4+ 41. g4 Qf2+ 42. Ke4 Rxg4+ 43. Kd5 Qd2+ 44. Kxc5 Qxc3+ 45. Bc4+ Kh7 46. Qh8# 1-0

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.06"]
[Round "4"]
[White "Fourie, Brandon"]
[Black "Duvenhage, Leon"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1132"]
[BlackElo "833"]
[PlyCount "64"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 0-0 6. Bc4 Nc6 7. d5 Na5 8. Bd3 e5 9. 0-0 Ng4 10. Re1 Nxe3 11. fxe3 Bg4 12. b4 Bxf3 13. Qxf3 Qg5 14. bxa5 f5 15. Qg3 Qh5 16. Be2 Qh6 17. Bd3 f4 18. Qh3 Qg5 19. Rf1 fxe3 20. Rxf8+ Rxf8 21. Rf1 b6 22. Rxf8+ Bxf8 23. a6 Qf6 24. Qxe3 Bg7 25. Nb5 Qf8 26. Nxa7 Bh6 27. Qf3 Qg7 28. Nc6 Bf4 29. a7 Qf8 30. Kh1 Qh6 31. a8Q+ Kg7 32. h3 Qg5 1-0

[Event "RSA-ch U10"]
[Site "Waterkloof"]
[Date "2015.04.04"]
[Round "2"]
[White "Oosthuizen, Michal Jacobus"]
[Black "Duvenhage, Leon"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1202"]
[BlackElo "833"]
[PlyCount "69"]
[EventDate "2015.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d6 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Ne4 7. Nbd2 Nxd2 8. Qxd2 Nc6 9. h3 Qe8 10. Bb5 Bd7 11. c3 a6 12. Bxc6 Bxc6 13. Rad1 f6 14. d5 Bb5 15. Rfe1 e5 16. dxe6 Qxe6 17. Nd4 Qe8 18. Qc2 g5 19. Bg3 Bc4 20. Nf5 Bf7 21. Nxd6 cxd6 22. Bxd6 b6 23. Bxf8 Bxf8 24. Qf5 Bg7 25. Rd6 Qe7 26. Red1 Bg6 27. Qd5+ Kh8 28. Qxa8+ Be8 29. Rd8 h5 30. Rxe8+ Qxe8 31. Qxe8+ Kh7 32. Qxh5+ Kg8 33. Rd8+ Bf8 34. Qg6+ Kh8 35. Rxf8# 1-0

