[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "6"]
[White "Kaastra, Gosse"]
[Black "De Kraker, Lena"]
[Result "0-1"]
[ECO "C21"]
[WhiteElo "1457"]
[BlackElo "1537"]
[PlyCount "21"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nf6 5. Nxc3 Bb4 6. Bxf7+ Kxf7 7. Qb3+ d5 8. Qxb4 Nxe4 9. Nxe4 Re8 10. Be3 Rxe4 11. Ne2 0-1

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "5"]
[White "Kaastra, Gosse"]
[Black "Van Duijl, Henri V"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1457"]
[BlackElo "1569"]
[PlyCount "38"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Bd3 Bb7 4. Nf3 d5 5. exd5 Bxd5 6. 0-0 Nf6 7. c3 Nbd7 8. Nbd2 Be7 9. Nc4 0-0 10. Nce5 Nxe5 11. Nxe5 Be4 12. Bb5 Bxg2 13. Bg5 Bxf1 14. Qxf1 Nd5 15. Bd2 Bg5 16. f4 Bh6 17. Qf2 Ne7 18. Kh1 Ng6 19. Ng4 Qd5+ 0-1

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "3"]
[White "Van Amerongen, Judith"]
[Black "Kaastra, Gosse"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1643"]
[BlackElo "1457"]
[PlyCount "37"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Be2 e6 5. b3 Nc6 6. Bb2 d5 7. 0-0 Bd6 8. Qe1 Qe7 9. a4 h6 10. Nc3 g5 11. Nb5 gxf4 12. Nxd6+ cxd6 13. Bb5 a6 14. Bxc6+ Bxc6 15. Nd4 Rc8 16. Rxf4 e5 17. Nf5 Qd7 18. Ng7+ Ke7 19. Qh4 1-0

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.05.31"]
[Round "1"]
[White "Van den Belt, Peter"]
[Black "Kaastra, Gosse"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "1754"]
[BlackElo "1537"]
[PlyCount "43"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 bxc6 5. d4 Nf6 6. 0-0 Nxe4 7. Nxe5 Qh4 8. Nf3 Qh5 9. Re1 d5 10. c4 Be7 11. cxd5 cxd5 12. Qa4+ Bd7 13. Qc2 Bh4 14. Nc3 0-0 15. Rf1 c6 16. Ne2 Rae8 17. Nf4 Qh6 18. Nxd5 Qd6 19. Nf4 g5 20. Nd3 f4 21. Nde5 Re6 22. Qxe4 1-0

