[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2025.07.05"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "Darie, Aden"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2257"]
[BlackElo "2035"]
[PlyCount "98"]
[EventDate "2025.07.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7 5. 0-0 c6 6. Ba4 Ng6 7. d4 d6 8. Re1 Be7 9. c4 0-0 10. d5 cxd5 11. cxd5 Nh5 12. Nc3 Ngf4 13. Be3 f5 14. Bc2 fxe4 15. Bxe4 Bg4 16. h3 Bxh3 17. gxh3 Qd7 18. Nh2 Nxh3+ 19. Kh1 g6 20. Qg4 Rxf2 21. Rg1 Qxg4 22. Nxg4 Rxb2 23. Rab1 Rxb1 24. Rxb1 Rc8 25. Rb3 N3f4 26. Kh2 Bh4 27. Bxf4 Nxf4 28. Nb5 Rc4 29. Nxd6 Rd4 30. Rb2 Be7 31. Nc8 Ba3 32. Rxb7 Rd2+ 33. Kg3 Nh5+ 34. Kh4 Rd4 35. Bf3 Rf4 36. Bd1 Rd4 37. Bf3 Rf4 38. Bd1 Rd4 39. Bb3 Nf6 40. d6+ Kh8 41. Be6 Nxg4 42. Bxg4 h5 43. Kg5 hxg4 44. Kxg6 Bxd6 45. Rxa7 g3 46. Rh7+ Kg8 47. Rh1 Bc5 48. Kg5 g2 49. Rc1 Rd2 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2025.06.22"]
[Round "6"]
[White "Groenewoud, Joel"]
[Black "Van Meegen, Ruud"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2159"]
[BlackElo "2317"]
[PlyCount "31"]
[EventDate "2025.06.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CB26_2025"]
[SourceDate "2025.06.25"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.25"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Na6 6. Nxf6+ gxf6 7. d4 h5 8. Bf4 Qd5 9. Qd2 Rg8 10. a3 Qe4+ 11. Be3 Bf5 12. 0-0-0 Nc7 13. Bd3 Qe6 14. d5 Qxd5 15. Qb4 b5 16. Qf4 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2025.06.21"]
[Round "3"]
[White "Groenewoud, Joel"]
[Black "Kumar, Prajit Sai"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2159"]
[BlackElo "2223"]
[PlyCount "75"]
[EventDate "2025.06.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CB26_2025"]
[SourceDate "2025.06.25"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qc7 Nge7 9. Nc3 Nb4 10. Bd3 d5 11. exd5 Nexd5 12. Nxd5 Nxd5 13. Qc4 Be6 14. Qa4+ Bd7 15. Qa3 Qe7 16. Qb3 Bc6 17. 0-0 0-0 18. Bd2 Nf4 19. Bxf4 exf4 20. Rfe1 Qf6 21. Be4 Rfe8 22. Bxc6 Qxc6 23. h3 h6 24. Rad1 b5 25. Qd3 g6 26. c3 h5 27. Kf1 Rac8 28. Rxe8+ Rxe8 29. Qd5 Qf6 30. a3 Qe7 31. Qd3 Qe5 32. Kg1 Qe2 33. Qxe2 Rxe2 34. Rd6 Rxb2 35. Rxa6 Rb3 36. a4 bxa4 37. Rxa4 Rxc3 38. Rxf4 1/2-1/2

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2025.06.21"]
[Round "4"]
[White "Zwirs, Nico"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2454"]
[BlackElo "2159"]
[PlyCount "43"]
[EventDate "2025.06.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CB26_2025"]
[SourceDate "2025.06.25"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Nbd2 Nc6 6. Bb5 Qb6 7. c4 dxc4 8. a4 Be6 9. 0-0 0-0-0 10. Nxc4 Bxc4 11. Bxc4 e6 12. Be3 Nd5 13. Ng5 Rd7 14. Qf3 Bb4 15. Rfc1 h6 16. Ne4 Rhd8 17. a5 Bxa5 18. Bxd5 Rxd5 19. Qxf7 Kb8 20. Qxe6 R5d7 21. Rxc6 bxc6 22. Qe5+ 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2025.06.20"]
[Round "2"]
[White "Pham, Khoi"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2377"]
[BlackElo "2159"]
[PlyCount "80"]
[EventDate "2025.06.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CB26_2025"]
[SourceDate "2025.06.25"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 Bf5 6. Nf3 cxd4 7. Nxd4 Bd7 8. f4 e6 9. Be3 Nge7 10. 0-0 Nxd4 11. cxd4 Qb6 12. Qd2 Bb5 13. Bxb5+ Qxb5 14. Nc3 Qd7 15. a3 h5 16. Rac1 Nf5 17. Bf2 Be7 18. Qe2 Rc8 19. Rc2 Rc4 20. Rd1 Qc8 21. Rdc1 Qd7 22. b3 Nxd4 23. Bxd4 Rxd4 24. Nb5 Re4 25. Qf1 0-0 26. Rc7 Qd8 27. Nxa7 Bxa3 28. R1c2 Bb4 29. Qf3 Qa8 30. Nc8 Qa1+ 31. Rc1 Qd4+ 32. Kh1 Rxf4 33. Qxh5 Rf5 34. Qh3 Qxe5 35. g4 Rf2 36. Rxb7 Qe4+ 37. Kg1 Rf3 38. Qh4 Qe3+ 39. Kg2 Qe2+ 40. Kg1 Bc5+ 0-1

[Event "Maastricht Limburg op 17th"]
[Site "Maastricht"]
[Date "2025.06.06"]
[Round "2"]
[White "Groenewoud, Joel"]
[Black "Elgersma, Onno"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "2159"]
[BlackElo "2393"]
[PlyCount "64"]
[EventDate "2025.06.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. 0-0 a4 12. Rac1 Qa5 13. f4 Bg4 14. Bd3 Bd7 15. f5 Ng4 16. Bf4 Bc6 17. Qe2 Ne5 18. Kh1 Rac8 19. Rc2 a3 20. Bg5 Nxd3 21. Qxd3 axb2 22. Bxe7 Bxc3 23. Bxf8 Be5 24. Bh6 Qxa2 25. Rd2 Qa1 26. Rdd1 Ra8 27. c5 Ra3 28. fxg6 hxg6 29. Qc4 d5 30. exd5 Qxd1 31. Rxd1 Ra1 32. Bc1 Bxd5 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "7"]
[White "Cernov, Henrik"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2325"]
[BlackElo "2168"]
[PlyCount "80"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. Re1 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. c3 Nc6 10. Na3 Bf5 11. Be3 b6 12. Rad1 Rac8 13. Bf4 Be6 14. Ne5 Nxe5 15. Bxe5 Bxa2 16. Bb7 Rxd1 17. Rxd1 Rf8 18. c4 Ne8 19. Bxg7 Kxg7 20. Rd7 Nd6 21. Ba6 Kf6 22. Rxa7 Rd8 23. Rc7 Ra8 24. Bb5 Nxb5 25. Nxb5 Bxc4 26. Rc6+ Kf5 27. Nc3 h5 28. Rxb6 h4 29. Kg2 hxg3 30. hxg3 Ra6 31. Rb7 e5 32. Rc7 Ra5 33. Kf3 Ke6 34. Ke3 Kd6 35. Rb7 Kc6 36. Re7 Be6 37. Re8 c4 38. Rb8 Kc7 39. Re8 Kc6 40. Rb8 Kc7 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "7"]
[White "Cernov, Henrik"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2325"]
[BlackElo "2168"]
[PlyCount "80"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. Re1 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. c3 Nc6 10. Na3 Bf5 11. Be3 b6 12. Rad1 Rac8 13. Bf4 Be6 14. Ne5 Nxe5 15. Bxe5 Bxa2 16. Bb7 Rxd1 17. Rxd1 Rf8 18. c4 Ne8 19. Bxg7 Kxg7 20. Rd7 Nd6 21. Ba6 Kf6 22. Rxa7 Rd8 23. Rc7 Ra8 24. Bb5 Nxb5 25. Nxb5 Bxc4 26. Rc6+ Kf5 27. Nc3 h5 28. Rxb6 h4 29. Kg2 hxg3 30. hxg3 Ra6 31. Rb7 e5 32. Rc7 Ra5 33. Kf3 Ke6 34. Ke3 Kd6 35. Rb7 Kc6 36. Re7 Be6 37. Re8 c4 38. Rb8 Kc7 39. Re8 Kc6 40. Rb8 Kc7 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "6"]
[White "Groenewoud, Joel"]
[Black "Chernov, Vadim A"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2168"]
[BlackElo "2296"]
[PlyCount "20"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be2 0-0 8. Be3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "6"]
[White "Groenewoud, Joel"]
[Black "Chernov, Vadim A"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2168"]
[BlackElo "2296"]
[PlyCount "20"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be2 0-0 8. Be3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.31"]
[Round "4"]
[White "Groenewoud, Joel"]
[Black "Boersma, David"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2168"]
[BlackElo "1920"]
[PlyCount "69"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 0-0 11. 0-0 a6 12. Nc3 f5 13. Rb1 a5 14. a3 Na6 15. b4 axb4 16. axb4 f4 17. Ne4 Bf5 18. Bd3 b6 19. Qe2 Qc8 20. Bd2 Bg4 21. f3 Bf5 22. Rfc1 g6 23. Be1 Qb7 24. Bf2 Rfd8 25. c5 Kh8 26. cxd6 Rxd6 27. Nxd6 Bxd6 28. Bxf5 gxf5 29. Rc6 Qe7 30. Rxb6 Nxb4 31. Qb5 Na2 32. Qc6 Rd8 33. Rb7 Qf8 34. Bh4 Rc8 35. Qd7 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.31"]
[Round "4"]
[White "Groenewoud, Joel"]
[Black "Boersma, David"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2168"]
[BlackElo "1920"]
[PlyCount "69"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 0-0 11. 0-0 a6 12. Nc3 f5 13. Rb1 a5 14. a3 Na6 15. b4 axb4 16. axb4 f4 17. Ne4 Bf5 18. Bd3 b6 19. Qe2 Qc8 20. Bd2 Bg4 21. f3 Bf5 22. Rfc1 g6 23. Be1 Qb7 24. Bf2 Rfd8 25. c5 Kh8 26. cxd6 Rxd6 27. Nxd6 Bxd6 28. Bxf5 gxf5 29. Rc6 Qe7 30. Rxb6 Nxb4 31. Qb5 Na2 32. Qc6 Rd8 33. Rb7 Qf8 34. Bh4 Rc8 35. Qd7 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.31"]
[Round "5"]
[White "Jellema, Pieter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2133"]
[BlackElo "2168"]
[PlyCount "69"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. c3 0-0 5. Nbd2 d6 6. h3 Nbd7 7. e4 e5 8. Be3 Re8 9. Bd3 d5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. f4 Re8 13. e5 Nd7 14. Qf3 Bxe5 15. 0-0 Bg7 16. Rae1 Nf6 17. f5 Qd6 18. g4 Bd7 19. Nb3 Ne4 20. f6 Nxf6 21. Bc5 Qc6 22. Rxe8+ Bxe8 23. Bd4 Ne4 24. Bxg7 Kxg7 25. Nd4 Qd6 26. Bxe4 dxe4 27. Qxe4 c5 28. Ne2 Bc6 29. Qf4 Qd5 30. Qf6+ Kg8 31. Nf4 Qh1+ 32. Kf2 Qf3+ 33. Ke1 Re8+ 34. Kd2 Qxf1 35. Ne6 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.31"]
[Round "5"]
[White "Jellema, Pieter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2133"]
[BlackElo "2168"]
[PlyCount "69"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. c3 0-0 5. Nbd2 d6 6. h3 Nbd7 7. e4 e5 8. Be3 Re8 9. Bd3 d5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. f4 Re8 13. e5 Nd7 14. Qf3 Bxe5 15. 0-0 Bg7 16. Rae1 Nf6 17. f5 Qd6 18. g4 Bd7 19. Nb3 Ne4 20. f6 Nxf6 21. Bc5 Qc6 22. Rxe8+ Bxe8 23. Bd4 Ne4 24. Bxg7 Kxg7 25. Nd4 Qd6 26. Bxe4 dxe4 27. Qxe4 c5 28. Ne2 Bc6 29. Qf4 Qd5 30. Qf6+ Kg8 31. Nf4 Qh1+ 32. Kf2 Qf3+ 33. Ke1 Re8+ 34. Kd2 Qxf1 35. Ne6 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "3"]
[White "Hendriks, Peter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1963"]
[BlackElo "2168"]
[PlyCount "68"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d3 Bg7 4. e4 d6 5. Be2 0-0 6. 0-0 c5 7. Nc3 Nc6 8. Qe1 Rb8 9. Qh4 b5 10. f5 Nd4 11. Bd1 d5 12. Bh6 Bxh6 13. Qxh6 dxe4 14. dxe4 b4 15. Ne2 Nxf3+ 16. Rxf3 Nxe4 17. Qf4 Bxf5 18. g4 e5 19. Qxe5 Qg5 20. Ng3 Rfe8 21. Qd5 Rbd8 22. Nxe4 Rxe4 23. Qxd8+ Qxd8 24. gxf5 Qd4+ 25. Kg2 Rg4+ 26. Kh3 Qg1 27. Rg3 Rxg3+ 28. hxg3 h5 29. g4 Kg7 30. gxh5 Kf6 31. fxg6 fxg6 32. hxg6 Ke5 33. g7 Kf4 34. g8Q Qh1# 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "3"]
[White "Hendriks, Peter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1963"]
[BlackElo "2168"]
[PlyCount "68"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d3 Bg7 4. e4 d6 5. Be2 0-0 6. 0-0 c5 7. Nc3 Nc6 8. Qe1 Rb8 9. Qh4 b5 10. f5 Nd4 11. Bd1 d5 12. Bh6 Bxh6 13. Qxh6 dxe4 14. dxe4 b4 15. Ne2 Nxf3+ 16. Rxf3 Nxe4 17. Qf4 Bxf5 18. g4 e5 19. Qxe5 Qg5 20. Ng3 Rfe8 21. Qd5 Rbd8 22. Nxe4 Rxe4 23. Qxd8+ Qxd8 24. gxf5 Qd4+ 25. Kg2 Rg4+ 26. Kh3 Qg1 27. Rg3 Rxg3+ 28. hxg3 h5 29. g4 Kg7 30. gxh5 Kf6 31. fxg6 fxg6 32. hxg6 Ke5 33. g7 Kf4 34. g8Q Qh1# 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.29"]
[Round "1"]
[White "Schrader, Jeroen"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1936"]
[BlackElo "2168"]
[PlyCount "107"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nd7 6. Bb5 Ne7 7. Bd4 Nf5 8. c3 Qc7 9. b4 Be7 10. Nf3 0-0 11. Bxd7 Bxd7 12. 0-0 b6 13. cxb6 axb6 14. a3 Ra4 15. Re1 h5 16. h4 g6 17. Ng5 Nxh4 18. Nf3 Nf5 19. g3 g5 20. Kg2 g4 21. Nh2 f6 22. Nxg4 hxg4 23. Qxg4+ Ng7 24. Nd2 f5 25. Qg6 Be8 26. Qh6 Kf7 27. g4 fxg4 28. f3 g3 29. f4 Rg8 30. f5 Nxf5 31. Rf1 Bb5 32. Qh5+ Kf8 33. Qh6+ Ke8 34. Qxe6 Bxf1+ 35. Rxf1 Nh4+ 36. Kg1 Rg6 37. Qf7+ Kd8 38. Qxd5+ Kc8 39. Nc4 Qd8 40. Qb5 g2 41. Rf7 Qh8 42. Nxb6+ Rxb6 43. Bxb6 Nf3+ 44. Kxg2 Qg8+ 45. Kf2 Bh4+ 46. Ke2 Qg2+ 47. Ke3 Bf2+ 48. Kf4 Qg3+ 49. Kf5 Qh3+ 50. Kf6 Bh4+ 51. Kg7 Qg3+ 52. Kf8 Be7+ 53. Rxe7 Qf4+ 54. Ke8 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.29"]
[Round "1"]
[White "Schrader, Jeroen"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1936"]
[BlackElo "2168"]
[PlyCount "107"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nd7 6. Bb5 Ne7 7. Bd4 Nf5 8. c3 Qc7 9. b4 Be7 10. Nf3 0-0 11. Bxd7 Bxd7 12. 0-0 b6 13. cxb6 axb6 14. a3 Ra4 15. Re1 h5 16. h4 g6 17. Ng5 Nxh4 18. Nf3 Nf5 19. g3 g5 20. Kg2 g4 21. Nh2 f6 22. Nxg4 hxg4 23. Qxg4+ Ng7 24. Nd2 f5 25. Qg6 Be8 26. Qh6 Kf7 27. g4 fxg4 28. f3 g3 29. f4 Rg8 30. f5 Nxf5 31. Rf1 Bb5 32. Qh5+ Kf8 33. Qh6+ Ke8 34. Qxe6 Bxf1+ 35. Rxf1 Nh4+ 36. Kg1 Rg6 37. Qf7+ Kd8 38. Qxd5+ Kc8 39. Nc4 Qd8 40. Qb5 g2 41. Rf7 Qh8 42. Nxb6+ Rxb6 43. Bxb6 Nf3+ 44. Kxg2 Qg8+ 45. Kf2 Bh4+ 46. Ke2 Qg2+ 47. Ke3 Bf2+ 48. Kf4 Qg3+ 49. Kf5 Qh3+ 50. Kf6 Bh4+ 51. Kg7 Qg3+ 52. Kf8 Be7+ 53. Rxe7 Qf4+ 54. Ke8 1-0

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.29"]
[Round "8"]
[White "Schilstra, Laurens"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2150"]
[BlackElo "2058"]
[PlyCount "113"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Be7 8. d4 0-0 9. Be3 Nd7 10. 0-0-0 Nb6 11. Bb3 a5 12. a3 a4 13. Ba2 Nd5 14. c4 Nxe3 15. Qxe3 Re8 16. d5 cxd5 17. Rxd5 Qc7 18. Nd4 Bd7 19. Qd3 Rad8 20. Bb1 f5 21. Bc2 Be6 22. Nxe6 fxe6 23. Rxd8 Rxd8 24. Qe2 Qb6 25. f4 Bf6 26. Bxa4 Rd4 27. b4 Re4 28. c5 Qa7 29. Qb5 h6 30. Rd1 Re3 31. Rd7 Rxa3 32. Rxb7 Qxa4 33. Qxa4 Rxa4 34. c6 Bd8 35. Kb2 Ra6 36. c7 Bxc7 37. Rxc7 Kh7 38. Kb3 Ra1 39. Rc2 Kg6 40. b5 Kf6 41. b6 Ra6 42. Rc6 Ra1 43. Kb4 Rb1+ 44. Kc5 Rb2 45. Kd6 Rxg2 46. b7 Rb2 47. Kc7 Ke7 48. b8Q Rxb8 49. Kxb8 g5 50. Kb7 gxf4 51. Kb6 e5 52. Kc5 f3 53. Kd5 e4 54. Kd4 Kf7 55. Ke3 Kg7 56. h4 h5 57. Rb6 1-0

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.28"]
[Round "7"]
[White "Groenewoud, Joel"]
[Black "Van Helvoort, Rob AM"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2058"]
[BlackElo "2135"]
[PlyCount "70"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 d5 7. Bb5 Bd7 8. exd5 exd5 9. 0-0 Be7 10. Be3 0-0 11. Be2 h6 12. Bf3 Be6 13. Re1 Qd7 14. Nxe6 fxe6 15. Qd2 Ne5 16. Be2 a6 17. Rad1 Nf7 18. Bf3 Nd6 19. Qe2 Rae8 20. Bd4 Bd8 21. Bxf6 Rxf6 22. Bg4 Qf7 23. Bh5 g6 24. Bf3 Kg7 25. h4 Bb6 26. b3 Ba7 27. Qe5 Bb8 28. Qd4 Nf5 29. Qg4 Qc7 30. Ne2 Qh2+ 31. Kf1 Qxh4 32. Qxh4 Nxh4 33. Bg4 h5 34. Bh3 g5 35. Nd4 g4 0-1

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.27"]
[Round "6"]
[White "Spit, Vincent"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2113"]
[BlackElo "2058"]
[PlyCount "53"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Qxd4 Nc6 6. Qf4 e6 7. Bd3 Nb4 8. Bd2 Nxd3+ 9. cxd3 Ne7 10. Nc3 Nf5 11. Ne2 Be7 12. g4 Nh6 13. Qg3 Bd7 14. Nf4 Bb5 15. Nh5 Rg8 16. Nd4 Ba6 17. g5 Nf5 18. Nxf5 exf5 19. 0-0 d4 20. Rfe1 Kf8 21. e6 f6 22. gxf6 Bxf6 23. Nxf6 Qxf6 24. Bg5 f4 25. Bxf4 Qg6 26. Bg5 Ke8 27. h4 1-0

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.26"]
[Round "5"]
[White "Groenewoud, Joel"]
[Black "Ritzerveld, Noah"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2058"]
[BlackElo "2182"]
[PlyCount "126"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Nc3 b5 7. Bb3 d6 8. a4 b4 9. Nd5 Na5 10. Ba2 Nxd5 11. Bxd5 c6 12. Ba2 c5 13. c3 bxc3 14. bxc3 c4 15. d4 cxd3 16. Qxd3 Be6 17. Ba3 Qc7 18. Nd2 0-0 19. Rfd1 Rfc8 20. Bb4 Bf8 21. Bd5 Nc6 22. a5 Nxb4 23. cxb4 Bxd5 24. Qxd5 Rab8 25. Rab1 Rb5 26. Qd3 d5 27. exd5 Bxb4 28. Ne4 Qxa5 29. Qg3 Rd8 30. h3 f5 31. Ng5 Bd6 32. Ne6 Rd7 33. Rbc1 Rb8 34. Rc6 Qb4 35. Rdc1 g6 36. Rc8+ Kf7 37. Qg5 Rxc8 38. Rxc8 Qe1+ 39. Kh2 e4+ 40. g3 Qxf2+ 41. Kh1 Qf3+ 42. Kh2 h6 43. Qh4 Qf2+ 44. Kh1 f4 45. Ng5+ hxg5 46. Qh7+ Kf6 47. Qh8+ Rg7 48. Qd8+ Kf5 49. g4+ Ke5 50. Qxg5+ Kd4 51. Qf6+ Kxd5 52. Qg5+ Ke6 53. Re8+ Be7 54. Qa5 Qf3+ 55. Kh2 Qg3+ 56. Kh1 Qxh3+ 57. Kg1 Qxg4+ 58. Kf1 Qd1+ 59. Kg2 Qc2+ 60. Kf1 Qd3+ 61. Kg2 f3+ 62. Kg3 f2+ 63. Kg4 Qf3# 0-1

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.24"]
[Round "4"]
[White "Duijker, Rick"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2146"]
[BlackElo "2058"]
[PlyCount "122"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 gxf6 5. c4 dxc4 6. Bxc4 cxd4 7. exd4 Nc6 8. Nf3 Bg4 9. d5 Qa5+ 10. Nc3 0-0-0 11. Be2 Nb4 12. 0-0 Nxd5 13. Nxd5 Rxd5 14. Qc1+ Qc7 15. Qe3 Kb8 16. Rac1 Qd7 17. Qf4+ Rd6 18. Rfd1 e5 19. Nxe5 fxe5 20. Qxe5 f6 21. Bxg4 fxe5 22. Bxd7 Rxd1+ 23. Rxd1 Kc7 24. Bf5 Bd6 25. Rc1+ Kb6 26. Rc3 a5 27. Be4 a4 28. g3 h6 29. Rf3 Rf8 30. Rxf8 Bxf8 31. Kg2 a3 32. bxa3 Bxa3 33. Kh3 Kc7 34. Kg4 Bc5 35. Kh5 Bf8 36. h4 b6 37. g4 Kd7 38. g5 hxg5 39. hxg5 Ke6 40. f3 Bc5 41. Kg6 Be3 42. Bc2 Ke7 43. Bb3 Kf8 44. Bd5 Bd2 45. Kf6 Bc3 46. Be4 Bd2 47. g6 Bh6 48. Bd5 Bg7+ 49. Ke6 Bh6 50. Kxe5 Bg7+ 51. Ke6 Bc3 52. f4 Kg7 53. Be4 Bb2 54. a4 Bc3 55. Kd5 Bb2 56. Bd3 Ba1 57. Kd6 Bb2 58. Kc6 Bd4 59. Kb5 Be3 60. Kc6 Bd4 61. Kb5 Be3 1/2-1/2

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.23"]
[Round "3"]
[White "Groenewoud, Joel"]
[Black "Cernov, Henrik"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "2058"]
[BlackElo "2187"]
[PlyCount "70"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. 0-0 d6 7. d4 exd4 8. Bg5 Qd7 9. Qxd4 Nxb3 10. axb3 Bb7 11. Nc3 f6 12. Be3 Ne7 13. Nd5 Ng6 14. Qd2 Be7 15. Nd4 Bd8 16. f4 c6 17. Nc3 Bc7 18. f5 Nf8 19. Rad1 b4 20. Na4 c5 21. Nf3 0-0-0 22. Qd3 Qc6 23. Nd2 Nd7 24. Bf4 Ne5 25. Bxe5 dxe5 26. Qe3 a5 27. Kh1 Ba6 28. Rfe1 Bb5 29. Ra1 Rd4 30. Nc4 Bxc4 31. bxc4 Rxc4 32. c3 b3 33. Qd3 Rxa4 34. Rxa4 Qxa4 35. Qa6+ Kb8 0-1

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.22"]
[Round "2"]
[White "Kazakouski, Valery"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2567"]
[BlackElo "2058"]
[PlyCount "99"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 a5 8. h3 Na6 9. Bg5 Qe8 10. g4 Nc5 11. Nd2 Bd7 12. Be3 Qd8 13. h4 c6 14. Rg1 Rb8 15. g5 Ne8 16. Nb3 b6 17. h5 Nc7 18. a4 N7a6 19. Rg3 Nb4 20. Nxc5 bxc5 21. Rb1 Qe7 22. Kd2 Rb7 23. b3 Rfb8 24. hxg6 fxg6 25. Bg4 Bxg4 26. Rxg4 Qf7 27. Rg1 Bh8 28. Qg4 Qe7 29. Rgd1 Bg7 30. Ke2 cxd5 31. exd5 Nc2 32. Nb5 Nd4+ 33. Kd3 Nf5 34. Bd2 Re8 35. Re1 Qd8 36. Re4 Rf8 37. Rh1 Rff7 38. Qh3 Bf8 39. f4 exf4 40. Bxf4 Rfe7 41. Rhe1 Rxe4 42. Rxe4 Rf7 43. Qg4 Ng7 44. Bd2 Rf5 45. Qe2 Kf7 46. Kc2 Qd7 47. Bxa5 Rxg5 48. Bd2 Rg3 49. a5 Qb7 50. Bf4 1-0

[Event "Groningen op 60th"]
[Site "Groningen"]
[Date "2024.12.21"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "Van Rootselaar, Rik"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2058"]
[BlackElo "2265"]
[PlyCount "59"]
[EventDate "2024.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 Ng6 8. Na3 f6 9. Bd3 cxd4 10. cxd4 Rc8 11. Re1 Nb4 12. Bb1 Be7 13. exf6 gxf6 14. Bh6 Kf7 15. h4 Bf8 16. Bd2 Qb6 17. h5 Ne7 18. Qb3 Nec6 19. Qe3 Bd6 20. Qh6 Bf8 21. Qf4 Qc7 22. Ng5+ Ke7 23. Qf3 Re8 24. Bf5 Nxd4 25. Qg4 Nbc6 26. Bxe6 Nxe6 27. Rxe6+ Bxe6 28. Qxe6+ Kd8 29. Nf7+ Qxf7 30. Qxf7 1-0

[Event "Amsterdam op 2nd"]
[Site "Amsterdam"]
[Date "2024.11.01"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "Kazarian, Anna Maja"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2040"]
[BlackElo "2178"]
[PlyCount "84"]
[EventDate "2024.11.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Nc6 6. Be2 Nge7 7. 0-0 Nf5 8. Bd3 cxd4 9. Bxf5 exf5 10. cxd4 Qb6 11. Nc3 Be6 12. a3 Be7 13. b4 Rc8 14. Qd3 h6 15. h4 Qd8 16. h5 g5 17. hxg6 fxg6 18. Bd2 g5 19. Rac1 Kf7 20. Na4 b6 21. Rc2 g4 22. Nh2 Qd7 23. Nb2 f4 24. Re1 Bf5 25. Qf1 Nxd4 26. Rxc8 Rxc8 27. Bxf4 Rc2 28. Nd1 Ne6 29. Bg3 Rd2 30. Kh1 h5 31. f3 Bd3 32. Qg1 d4 33. fxg4 h4 34. Bf2 h3 35. Nf3 Ra2 36. Qh2 Be2 37. Rxe2 Rxe2 38. Qxh3 Qa4 39. Qh5+ Kg7 40. Qf5 Qxd1+ 41. Kh2 Rxf2 42. Qxe6 Qxf3 0-1

[Event "EU-ch U14"]
[Site "Prague"]
[Date "2024.08.29"]
[Round "7"]
[White "Ahn, Maximilian"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1934"]
[BlackElo "2157"]
[PlyCount "83"]
[EventDate "2024.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. h4 e5 7. d5 Na6 8. h5 Nc5 9. Qc2 a5 10. Bg5 a4 11. 0-0-0 Bd7 12. hxg6 fxg6 13. f3 Qb8 14. g4 c6 15. Qd2 cxd5 16. Nxd5 Nxd5 17. Qxd5+ Be6 18. Qxd6 Qc8 19. Be7 Na6 20. Kb1 Re8 21. Nh3 h6 22. Nf2 Kf7 23. Bh4 g5 24. Bg3 Qc5 25. Qxc5 Nxc5 26. Rd2 Rec8 27. Rhd1 Ke7 28. Nd3 Bxc4 29. Nxc5 Bxe2 30. Rxe2 Rxc5 31. Red2 Rc7 32. Rd5 Ke6 33. Rd6+ Ke7 34. R6d5 Ke6 35. Rb5 Rf8 36. Rd3 h5 37. gxh5 Rh8 38. Rb6+ Rc6 39. Rxb7 Rxh5 40. Rd1 Rh3 41. Rxg7 Rxg3 42. Rg6+ 1-0

[Event "EU-ch U14"]
[Site "Prague"]
[Date "2024.08.26"]
[Round "5"]
[White "Popov, Roman4"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "1962"]
[BlackElo "2157"]
[PlyCount "85"]
[EventDate "2024.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 Qa5 10. Bd2 Nbd7 11. Nf3 Re8 12. 0-0 a6 13. a4 Qc7 14. Bf4 Rb8 15. Nd2 Ne5 16. Bxe5 Rxe5 17. Nc4 Re8 18. a5 Nd7 19. Na4 Ne5 20. Nab6 Nxc4 21. Nxc4 Bd7 22. f4 Bd4+ 23. Kh1 Bb5 24. Qc2 Qd8 25. Ra2 Qf6 26. b3 Re7 27. Qc1 Rbe8 28. Re2 Qh4 29. Qc2 Bxc4 30. Bxc4 Kg7 31. Kh2 f5 32. Bd3 fxe4 33. Bxe4 Qf6 34. Rf3 Rb8 35. Bd3 Rxe2 36. Qxe2 Bc3 37. g3 Bxa5 38. Re3 Rf8 39. Re6 Qc3 40. Rxd6 Qxb3 41. Rd7+ Kh6 42. Qh5+ gxh5 43. Rxh7# 1-0

[Event "EU-ch U14"]
[Site "Prague"]
[Date "2024.08.24"]
[Round "3"]
[White "Basha, Lir"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1923"]
[BlackElo "2157"]
[PlyCount "210"]
[EventDate "2024.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 Bg4 7. Bf4 e6 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. 0-0 0-0 11. Re1 Rac8 12. Qb1 Bh5 13. Ne5 Bg6 14. Bxg6 hxg6 15. Qd3 Nd7 16. f4 Qc7 17. Qh3 Rfe8 18. Ndf3 Nf8 19. Qg4 b5 20. Re3 a5 21. Nxc6 Qxc6 22. Ne5 Qc7 23. Rh3 Qd8 24. Rh8+ Kxh8 25. Nxf7+ Kg8 26. Nxd8 Rexd8 27. a3 Rd7 28. Re1 Rc6 29. h4 b4 30. axb4 axb4 31. Ra1 bxc3 32. bxc3 Rc8 33. Ra3 Rf7 34. g3 Rfc7 35. Qf3 Nd7 36. Qe2 Kf7 37. h5 gxh5 38. Qxh5+ Kg8 39. Qg4 Kf7 40. Ra6 Rc6 41. Rxc6 Rxc6 42. f5 exf5 43. Qxf5+ Ke7 44. Qg5+ Kd6 45. Qg6+ Kc7 46. Qxg7 Rxc3 47. Kf2 Kd6 48. g4 Ke6 49. Qg8+ Kd6 50. g5 Rc4 51. g6 Rxd4 52. g7 Nf6 53. Qd8+ Ke5 54. Qxf6+ Kxf6 55. g8Q Re4 56. Qxd5 Re5 57. Qd4 Ke6 58. Kf3 Rd5 59. Qc4 Ke5 60. Qf4+ Ke6 61. Ke4 Rc5 62. Qh6+ Kd7 63. Qb6 Rc6 64. Qb5 Kd6 65. Qe5+ Kd7 66. Kd5 Ra6 67. Qg7+ Kc8 68. Qe7 Ra2 69. Qe8+ Kc7 70. Qc6+ Kd8 71. Qc4 Rg2 72. Qh4+ Kc7 73. Qe7+ Kb6 74. Qb4+ Kc7 75. Qc5+ Kd7 76. Qc6+ Kd8 77. Qb7 Ke8 78. Ke6 Re2+ 79. Kf6 Rf2+ 80. Kg6 Rd2 81. Qc7 Rg2+ 82. Kf5 Rf2+ 83. Ke4 Re2+ 84. Kd3 Re7 85. Qc8+ Kf7 86. Kd4 Kf6 87. Kd5 Re5+ 88. Kd6 Rf5 89. Qg8 Rf4 90. Qf8+ Kg5 91. Qg7+ Kf5 92. Qh6 Rd4+ 93. Ke7 Re4+ 94. Kf7 Ke5 95. Qd2 Rf4+ 96. Ke7 Re4 97. Qd6+ Kf5+ 98. Kf7 Re5 99. Qd2 Ke4 100. Kf6 Rf5+ 101. Ke6 Re5+ 102. Kd6 Rf5 103. Qb4+ Kf3 104. Qe1 Kf4 105. Qh4+ Ke3 1/2-1/2

[Event "EU-ch U14"]
[Site "Prague"]
[Date "2024.08.23"]
[Round "2"]
[White "Groenewoud, Joel"]
[Black "Kulich, Filip"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2157"]
[BlackElo "1965"]
[PlyCount "66"]
[EventDate "2024.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 0-0 11. 0-0 Nd7 12. Be3 a6 13. Nc3 f5 14. f3 Bg5 15. Bf2 Qf6 16. b4 Qh6 17. Qd3 b6 18. Na4 Rb8 19. c5 bxc5 20. bxc5 Rb4 21. Qa3 a5 22. c6 Nf6 23. Nb6 e4 24. Qxa5 Rb2 25. Nxc8 Rxe2 26. Ne7+ Kh8 27. Nxf5 Qg6 28. Nd4 Rxf2 29. Kxf2 Ng4+ 30. Ke2 exf3+ 31. gxf3 Re8+ 32. Kd1 Qd3+ 33. Qd2 Qxd2# 0-1

[Event "EU-ch U14"]
[Site "Prague"]
[Date "2024.08.22"]
[Round "1"]
[White "Pausweg, Daniel"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1904"]
[BlackElo "2157"]
[PlyCount "98"]
[EventDate "2024.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. g3 Nf6 2. Nf3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 c6 7. Nc3 Bf5 8. Re1 Ne4 9. Nh4 Nxc3 10. bxc3 Be6 11. Qd3 Qa5 12. Bd2 Qa6 13. d5 Bc8 14. Red1 Nd7 15. c5 Nxc5 16. Qxa6 Nxa6 17. dxc6 bxc6 18. Bxc6 Rb8 19. Bd5 Bb7 20. Bb3 Nc5 21. Rac1 Ne4 22. Be1 Rfc8 23. c4 Ba6 24. f3 Nc5 25. Rb1 Nd7 26. Rbc1 Nb6 27. Bf2 Rb7 28. c5 dxc5 29. Rxc5 Rxc5 30. Bxc5 Bxe2 31. Re1 Ba6 32. Bxe7 Bc3 33. Re4 Bd3 34. Bd6 Bxe4 35. fxe4 a5 36. e5 Bb4 37. Bxb4 axb4 38. Nf3 Kg7 39. Kf2 Nd7 40. Bd5 Rc7 41. Ke3 Rc3+ 42. Ke4 Nb6 43. Bb3 Nc4 44. g4 f6 45. e6 Re3+ 46. Kf4 g5+ 47. Kg3 Ne5 48. Kg2 Nxf3 49. Kf2 Rxb3 0-1

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2024.07.21"]
[Round "9"]
[White "Groenewoud, Joel"]
[Black "Roe, Simon J"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2095"]
[BlackElo "2157"]
[PlyCount "107"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 0-0 7. 0-0 Nxe4 8. Nxe4 d5 9. Bd3 dxe4 10. Bxe4 Re8 11. Qd3 h6 12. Bf4 Na6 13. Rfe1 Nc5 14. Qc4 Ne6 15. Nxe6 Bxe6 16. Qxc7 Qxc7 17. Bxc7 Rac8 18. Bf4 Bf6 19. c3 b5 20. Bb7 Rc4 21. Bd6 Rd8 22. Red1 Rd7 23. Bf3 Rc8 24. Bb4 Rxd1+ 25. Rxd1 Bxa2 26. Ra1 Re8 27. h3 Bc4 28. Rxa7 Re1+ 29. Kh2 Be5+ 30. g3 f5 31. Rd7 Kh7 32. Rd1 Rxd1 33. Bxd1 g5 34. Kg2 Kg6 35. Bf3 h5 36. Bc6 h4 37. gxh4 gxh4 38. Be7 Bf6 39. Bxf6 Kxf6 40. f4 Ke7 41. Kf2 Kd6 42. Bg2 Kc5 43. b4+ Kd6 44. Bf3 Ke6 45. Ke3 Bf1 46. Be2 Bxh3 47. Bxb5 Bg2 48. Kf2 Bb7 49. Be2 Be4 50. c4 Kd6 51. Kg1 h3 52. Bf1 Ke6 53. Bxh3 Bd3 54. Bf1 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2024.07.18"]
[Round "6"]
[White "Duijker, Rick"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2198"]
[BlackElo "2095"]
[PlyCount "173"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. Bxf6 exf6 4. c4 Bg7 5. Nc3 0-0 6. g3 f5 7. Bg2 d6 8. Rc1 Nd7 9. e3 Nf6 10. Nge2 c6 11. 0-0 Be6 12. d4 d5 13. cxd5 cxd5 14. Nf4 Qd7 15. Qe2 Rfd8 16. Qb5 Qd6 17. Na4 b6 18. Rc6 Bd7 19. Rxd6 Bxb5 20. Rxd8+ Rxd8 21. Rc1 g5 22. Nh3 h6 23. Rc7 Bf8 24. Nc3 Bd3 25. Bf1 Bxf1 26. Kxf1 Bb4 27. Nb1 Rd7 28. Rxd7 Nxd7 29. f4 f6 30. Nf2 Kf7 31. Nd3 Be7 32. Nc3 Ke6 33. Nb5 a5 34. Nc7+ Kd6 35. Ne8+ Kc6 36. Ng7 b5 37. Nxf5 Bf8 38. h4 a4 39. Ke2 b4 40. bxa4 Kb6 41. fxg5 fxg5 42. Ne5 Nf6 43. Ng6 Nh7 44. Kd3 Ka5 45. Kc2 Kxa4 46. Kb2 gxh4 47. gxh4 h5 48. Nf4 Nf6 49. Ne6 Nd7 50. Nf4 Nf6 51. Ng6 Nh7 52. Ne5 Nf6 53. Nd3 Ne4 54. Ne1 Nf6 55. Nc2 Ne4 56. Na1 Nd2 57. Nb3 Ne4 58. Nc1 Nd2 59. Ne2 Ne4 60. Kc1 Ka3 61. Kb1 b3 62. axb3 Kxb3 63. Kc1 Bb4 64. Nf4 Nf6 65. Kd1 Ba5 66. Ke2 Kc3 67. Ne7 Kc4 68. Nc6 Bb6 69. Ne5+ Kc3 70. Neg6 Bc7 71. Kf3 Bd6 72. Ne5 Kd2 73. Nc6 Kc3 74. Nd8 Kd2 75. Nde6 Kc3 76. Ng7 Be7 77. Nf5 Bb4 78. Ne6 Kc4 79. Kf4 Ne4 80. Neg7 Ba5 81. Nxh5 Bc7+ 82. Kf3 Kb5 83. Nf4 Nf6 84. h5 Kc6 85. h6 Ba5 86. Ne6 Nh7 87. Kf4 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2024.07.16"]
[Round "4"]
[White "Blees, Albert"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2307"]
[BlackElo "2095"]
[PlyCount "69"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Bg5 Nd7 10. Nd2 f6 11. Bh4 g5 12. Bg3 f5 13. exf5 Nf6 14. Nde4 Nxe4 15. Nxe4 Nxf5 16. Rc1 b6 17. Bg4 a5 18. b3 h6 19. Re1 Nd4 20. Bxc8 Qxc8 21. f3 Qf5 22. a3 h5 23. h3 Kh8 24. Bf2 Qg6 25. Rc3 g4 26. fxg4 hxg4 27. Rg3 Rf4 28. Rxg4 Rxg4 29. hxg4 Rf8 30. g5 Rf4 31. Bxd4 exd4 32. Nf6 Bxf6 33. gxf6 Qxf6 34. Qh5+ Kg7 35. Qe8 1-0

[Event "Amsterdam Science Park op-A"]
[Site "Amsterdam"]
[Date "2024.07.14"]
[Round "2"]
[White "Elgersma, Onno"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2348"]
[BlackElo "2095"]
[PlyCount "71"]
[EventDate "2024.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. Qc2 h5 10. 0-0 h4 11. Bf4 h3 12. Rfe1 hxg2 13. Qd2 Be6 14. Bxd6 Qxd6 15. Ng3 Nd7 16. Ne4 Qd5 17. Qf4 Rad8 18. Re3 Qh5 19. Rg3 Kh8 20. Nd6 Rf8 21. Nf5 g6 22. Re1 Rfe8 23. Nd6 g5 24. Qe4 Rg8 25. Qxg2 g4 26. Nxb7 Rb8 27. Nd6 f5 28. Rge3 f4 29. Rxe6 fxe6 30. Rxe6 f3 31. Qg3 Rg7 32. Qf4 Rh7 33. Bxh7 Rf8 34. Qh6 Qxh6 35. Rxh6 Kg7 36. Nf5+ 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2024.06.21"]
[Round "2"]
[White "Pham, Khoi"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2360"]
[BlackElo "2088"]
[PlyCount "68"]
[EventDate "2024.06.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Re8 10. Nd2 Nbd7 11. 0-0 a6 12. a4 b6 13. h3 Rb8 14. Re1 Nf8 15. Bf4 Qd7 16. Qb3 h6 17. Bf1 g5 18. Bh2 Ng6 19. Nc4 Bf8 20. e5 Nh5 21. e6 Qd8 22. exf7+ Kxf7 23. Ne4 Nhf4 24. g3 Bf5 25. Qf3 Bxe4 26. Rxe4 Rxe4 27. Qxe4 Nh5 28. Bd3 Qf6 29. Re1 Ng7 30. Qg4 b5 31. Qd7+ Kg8 32. axb5 axb5 33. Bxg6 bxc4 34. Re6 Nxe6 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "8"]
[White "Blijlevens, Pim"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1925"]
[BlackElo "2088"]
[PlyCount "52"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. f3 gxh4 5. fxe4 Bg7 6. Nf3 e6 7. e3 d5 8. e5 0-0 9. Bd3 f6 10. exf6 Qxf6 11. 0-0 Qh6 12. Qe1 h3 13. Nbd2 hxg2 14. Rf2 Nd7 15. Rxg2 Kh8 16. Kh1 e5 17. Bf1 e4 18. Ng1 Nf6 19. Qg3 Ng4 20. Re1 Be6 21. Nh3 Bf6 22. Nf2 Bh4 23. Nxg4 Bxg3 24. Nxh6 Bxe1 25. Kg1 Bxd2 26. Rxd2 Rf6 0-1

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "6"]
[White "Geboers, Jimmy"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1949"]
[BlackElo "2088"]
[PlyCount "27"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. dxc5 dxc5 8. Bd3 Bg4 9. e5 Ne8 10. 0-0 Nc6 11. Be3 b6 12. Be4 Qc8 13. Qd5 Bd7 14. Rfd1 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "Calvi, Elias Francesco"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2088"]
[BlackElo "1613"]
[PlyCount "77"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 Bc5 8. Be2 Nc6 9. Nc2 Bb6 10. 0-0 h5 11. b4 Ng4 12. g3 Qe5 13. Qd3 Qf6 14. c5 Bc7 15. Bb2 Nge5 16. Qd1 h4 17. Qd2 Nf3+ 18. Bxf3 Qxf3 19. Rad1 Be5 20. Qe3 Qh5 21. f4 hxg3 22. Qxg3 Bc7 23. Nd5 exd5 24. exd5 Ne7 25. Bxg7 Rg8 26. Rfe1 Bxf4 27. Qxf4 Rxg7+ 28. Kh1 Kf8 29. Rd3 Rg6 30. d6 Nf5 31. Qe5 Kg8 32. Qe8+ Kg7 33. Qe5+ Kh7 34. Rf3 f6 35. Qxf5 Qxf5 36. Rxf5 Rb8 37. Re7+ Kg8 38. Re8+ Kf7 39. Rf2 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "7"]
[White "Groenewoud, Joel"]
[Black "Darie, Aden"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2088"]
[BlackElo "1868"]
[PlyCount "55"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. c3 Nc6 6. Nf3 Bxc5 7. b4 Be7 8. b5 Nb8 9. Bd3 Nd7 10. 0-0 Qc7 11. Re1 Nc5 12. Bc2 Bd7 13. Nd4 Bd8 14. Qg4 Ne7 15. Qxg7 Rg8 16. Qh6 a6 17. Bxh7 Rf8 18. Qg7 Ng6 19. Bh6 Be7 20. Bxg6 fxg6 21. Qxg6+ Rf7 22. Re3 Bxb5 23. Rf3 Bf8 24. Bg5 Ne4 25. Qxe6+ Be7 26. Qxf7+ Kd8 27. Ne6+ Kd7 28. Qxe7+ 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "5"]
[White "Groenewoud, Joel"]
[Black "Grooten, Tommy"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2088"]
[BlackElo "2116"]
[PlyCount "91"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. f3 Be7 8. Qd2 b5 9. a3 Qc7 10. g4 h6 11. 0-0-0 Nc6 12. h4 Ne5 13. Rg1 Nfd7 14. g5 hxg5 15. hxg5 g6 16. f4 Nc4 17. Ndxb5 axb5 18. Nxb5 Qc6 19. Qc3 d5 20. Qxh8+ Nf8 21. Na7 Qa4 22. Bxc4 Qxc4 23. exd5 exd5 24. Nxc8 Rxc8 25. Rg2 Qe4 26. Re2 Kd7 27. Qd4 Qxd4 28. Rxd4 Kc6 29. Red2 Bc5 30. R4d3 Bxe3 31. Rxe3 Rd8 32. Rc3+ Kb6 33. Rcd3 Ne6 34. Rxd5 Rxd5 35. Rxd5 Nxf4 36. Rd7 Ne6 37. Rxf7 Nxg5 38. Rf6+ Kc5 39. Rxg6 Ne4 40. b4+ Kb5 41. Kb2 Nd2 42. Rg5+ Kb6 43. a4 Nc4+ 44. Kc3 Nd6 45. Rg6 Kc7 46. Rxd6 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "3"]
[White "Groenewoud, Joel"]
[Black "Uyttenhove, Pearl"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2088"]
[BlackElo "1765"]
[PlyCount "72"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f3 e6 5. Be3 d5 6. e5 Nfd7 7. f4 a6 8. Nf3 Be7 9. Bd3 c5 10. 0-0 c4 11. Be2 b5 12. a3 Nc6 13. Qe1 0-0 14. Qg3 b4 15. axb4 Nxb4 16. Rac1 Bb7 17. f5 exf5 18. Bh6 g6 19. Bxf8 Bxf8 20. Qf4 Be7 21. g4 fxg4 22. Qxg4 Nf8 23. Nd1 Bc8 24. Qg3 Ne6 25. c3 Nc6 26. Ne3 Ng7 27. h4 h5 28. Rf2 Nf5 29. Nxf5 Bxf5 30. Ng5 Bxg5 31. hxg5 Ne7 32. Rcf1 Qd7 33. Qh4 Kg7 34. Kh2 Rb8 35. Bf3 a5 36. Bg2 Be6 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "9"]
[White "Groenewoud, Joel"]
[Black "Van Batenburg, Mees"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2088"]
[BlackElo "2172"]
[PlyCount "73"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 a6 11. Nc3 0-0 12. 0-0 Nd7 13. Rb1 a5 14. a3 f5 15. f3 f4 16. b4 axb4 17. axb4 Rf6 18. Ne4 Rh6 19. c5 Nf6 20. Nxf6+ Bxf6 21. Qc2 Bh4 22. Rd1 Bd7 23. Bc4 Rc8 24. c6 Qb6+ 25. Kf1 Bf5 26. Bd3 Bxd3+ 27. Rxd3 bxc6 28. b5 c5 29. Ra3 c4 30. Ra6 Qd4 31. Rc6 Rd8 32. Qd2 Qa7 33. b6 Qa4 34. b7 c3 35. Rxc3 Qa6+ 36. Qe2 Qa7 37. Rc8 1-0

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "2"]
[White "Quintus, Max"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "1855"]
[BlackElo "2088"]
[PlyCount "68"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. a4 a5 14. Nd3 b6 15. b4 axb4 16. Nxb4 Nf6 17. Qc2 h5 18. Nb5 Rf7 19. Nc6 Nxc6 20. dxc6 Kh8 21. Rfd1 g4 22. c5 bxc5 23. Qxc5 Qe8 24. Nxd6 cxd6 25. Qb6 Bf8 26. a5 Rg7 27. Kh1 g3 28. hxg3 fxg3 29. Be3 Qe7 30. Bh6 Rg8 31. Bxf8 Rxf8 32. Qe3 Ng4 33. fxg4 Qh4+ 34. Kg1 Qh2# 0-1

[Event "Helmond Rapid op"]
[Site "Helmond"]
[Date "2024.06.15"]
[Round "4"]
[White "Roebers, Eline"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2326"]
[BlackElo "2088"]
[PlyCount "65"]
[EventDate "2024.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 7. Bc4 Bf5 8. Qf4 e6 9. c3 Nd7 10. 0-0 Nf6 11. d4 Be7 12. Re1 0-0 13. Ne5 Qc7 14. Qf3 Bd6 15. Bf4 b5 16. Bf1 Nd5 17. Bg3 a6 18. Rac1 Rac8 19. b3 Qa5 20. c4 Bxe5 21. Bxe5 Nb4 22. Qc3 Qa3 23. Bd6 a5 24. Bxf8 Rxf8 25. cxb5 cxb5 26. Bxb5 Nxa2 27. Qa1 Qb4 28. Qxa2 Qxb5 29. Qa4 Qb6 30. Re5 Ra8 31. Rxa5 Rd8 32. Ra8 h5 33. Rc6 1-0

[Event "Utrecht OKU op 49th"]
[Site "Utrecht"]
[Date "2024.05.11"]
[Round "4"]
[White "Groenewoud, Joel"]
[Black "Seth, Aakrit"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2035"]
[BlackElo "1975"]
[PlyCount "61"]
[EventDate "2024.05.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. h3 Rc8 11. Rc1 Ne8 12. Qd2 Nc7 13. Rfd1 Ne6 14. Nxc6 Rxc6 15. b4 a5 16. b5 Rc8 17. Na4 f5 18. exf5 Rxf5 19. Bf3 Qf8 20. Bxb7 Rb8 21. Be4 Rf7 22. Qxa5 Be5 23. Bd5 Kg7 24. Nb6 Rxb6 25. Bxb6 Nf4 26. Bxf7 Nxh3+ 27. gxh3 Qxf7 28. Bd4 Bxh3 29. Qc3 Qf5 30. Bxe5+ dxe5 31. Re1 1-0

[Event "Utrecht OKU op 49th"]
[Site "Utrecht"]
[Date "2024.05.10"]
[Round "2"]
[White "Groenewoud, Joel"]
[Black "Ten Hertog, Hugo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2035"]
[BlackElo "2524"]
[PlyCount "42"]
[EventDate "2024.05.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. h4 h6 6. a4 b6 7. Qd2 Nf6 8. Nf3 Ng4 9. Bf4 Nd7 10. Bc4 e6 11. 0-0-0 b5 12. axb5 Nb6 13. Bf1 axb5 14. Bxb5+ Bd7 15. Bxd7+ Qxd7 16. Qe2 0-0 17. e5 Ra1+ 18. Nb1 Nd5 19. Bg3 Qa4 20. Qd3 Rb8 21. b3 Qa5 0-1

[Event "Leiden Noteboom op 83rd"]
[Site "Leiden"]
[Date "2024.02.16"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "De Winter, Arthur"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2007"]
[BlackElo "2405"]
[PlyCount "132"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 h5 10. Nd5 Nxd5 11. exd5 Bf5 12. Be2 Bh4+ 13. g3 Be7 14. 0-0 Nd7 15. Na5 Qb8 16. b4 0-0 17. c4 Bh3 18. Rfd1 Bd8 19. Nb3 b6 20. c5 bxc5 21. bxc5 dxc5 22. Nxc5 Nxc5 23. Bxc5 Bb6 24. Qe3 Bxc5 25. Qxc5 Rc8 26. Qe3 Rc2 27. Rab1 Qd6 28. Kf2 Rxa2 29. Rb6 Qd8 30. d6 Bd7 31. Kf1 a5 32. Rb7 a4 33. Qxe5 Bh3+ 34. Kf2 Be6 35. Rd4 a3 36. d7 Rb2 37. Rxb2 axb2 38. Rb4 Qxd7 39. Rxb2 Re8 40. Bb5 Qa7+ 41. Qe3 Qxe3+ 42. Kxe3 Bd7+ 43. Kd3 Rb8 44. Kc4 Kf8 45. Rb4 Be6+ 46. Kc3 Ra8 47. Bd3 Ra3+ 48. Kd2 Ra2+ 49. Bc2 Ke7 50. Rb6 Bf5 51. Rc6 Kd7 52. Rc3 Kd6 53. Kd1 Ra1+ 54. Ke2 Be6 55. Be4 Rh1 56. h4 Rh2+ 57. Ke3 Ke7 58. Rc7+ Kf6 59. Kf4 Rb2 60. Rc6 Rb4 61. Ra6 g6 62. Rc6 Kg7 63. Ke3 Rb2 64. Kf4 Ra2 65. Ke3 Ra4 66. Rd6 Kf6 1/2-1/2

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.30"]
[Round "9"]
[White "Van der Leest, Bert"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2142"]
[BlackElo "1997"]
[PlyCount "31"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. Bg5 Bf5 5. f3 e3 6. g4 Bg6 7. h4 h6 8. Bxe3 e6 9. Nh3 Bb4 10. Nf4 0-0 11. Nxg6 fxg6 12. Qd3 Nd5 13. Bxh6 gxh6 14. Qxg6+ Kh8 15. Qxh6+ Kg8 16. Qg6+ 1/2-1/2

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.29"]
[Round "8"]
[White "Groenewoud, Joel"]
[Black "Schuricht, Emil Frederick"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1997"]
[BlackElo "2095"]
[PlyCount "66"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 7. b4 Qf5 8. Qe3 Qe6 9. a4 f6 10. a5 a6 11. d4 Qxe3+ 12. fxe3 Bf5 13. c3 Nd7 14. Bc4 Be4 15. 0-0 Bd5 16. Be2 e5 17. Rd1 0-0-0 18. Ba3 Kb8 19. c4 Bf7 20. dxe5 Be7 21. exf6 Bxf6 22. Rac1 Bh5 23. Kf2 Rhe8 24. b5 c5 25. Rd5 Bf7 26. Rd2 Ne5 27. Rxd8+ Bxd8 28. Nxe5 Rxe5 29. b6 Bh4+ 30. g3 Bg5 31. Rc3 Bf6 32. Rc2 Bg6 33. Ra2 Bb1 1/2-1/2

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.27"]
[Round "6"]
[White "Groenewoud, Joel"]
[Black "Bakija, Alan"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "1997"]
[BlackElo "2010"]
[PlyCount "116"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Be2 d6 8. dxe5 dxe5 9. Qa4+ c6 10. Nxe5 Nf6 11. 0-0 b5 12. Qc2 0-0 13. Rd1 Qb6 14. Bf4 Re8 15. Nd2 Bc5 16. Nd3 Bf8 17. Bf3 Bg4 18. e5 Bxf3 19. Nxf3 Nd5 20. Bg3 Nc4 21. Re1 g6 22. Nf4 Nxf4 23. Bxf4 Bg7 24. h4 Qc5 25. Qe2 h5 26. Rad1 Re7 27. Rd4 Rae8 28. Qd3 Nxe5 29. Nxe5 Bxe5 30. Rde4 Re6 31. Bd2 Qd5 32. Qxd5 cxd5 33. R4e3 Bc7 34. Rd1 Bb6 35. Rd3 Re2 36. Be3 Bxe3 37. Rxe3 R8xe3 38. fxe3 Rxa2 39. Rxd5 a6 40. Rd6 a5 41. Rb6 Rb2 42. Ra6 a4 43. Ra5 Kg7 44. c4 bxc4 45. Rxa4 c3 46. Rc4 c2 47. Kh2 Kf6 48. Kg3 Ke5 49. Kf3 Kd5 50. Rc8 f6 51. Rc3 g5 52. hxg5 fxg5 53. Kg3 h4+ 54. Kh3 Ke4 55. Kg4 c1Q 56. Rxc1 Rxg2+ 57. Kh3 Rg3+ 58. Kh2 Rxe3 0-1

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.26"]
[Round "5"]
[White "Mohtaat, Homayoun"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2013"]
[BlackElo "1997"]
[PlyCount "84"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 cxd4 5. exd4 Bg4 6. f3 Bd7 7. Bd3 Nc6 8. Nb5 Rc8 9. c3 a6 10. Na3 e6 11. Nc2 Nh5 12. Be3 Bd6 13. Ne2 Qc7 14. Qd2 b5 15. g4 Nf6 16. h4 Na5 17. b3 Nc4 18. bxc4 bxc4 19. Bxh7 Rxh7 20. Bf4 Bxf4 21. Qxf4 Qxf4 22. Nxf4 g5 23. Ng2 gxh4 24. Rxh4 Rxh4 25. Nxh4 Ke7 26. Rb1 Rh8 27. Rb6 Rxh4 28. Rxa6 Rh2 29. Nb4 Ne8 30. Ra7 Kd8 31. a4 Nc7 32. a5 Kc8 33. a6 Bb5 34. Kf1 Rb2 35. Ke1 f6 36. f4 Rg2 37. g5 fxg5 38. fxg5 Rxg5 39. Kd2 Rg3 40. Kc2 Ba4+ 41. Kd2 Rh3 42. Rb7 Nxa6 0-1

[Event "Groningen op 59th"]
[Site "Groningen"]
[Date "2023.12.24"]
[Round "4"]
[White "Goudriaan, Rafael"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2039"]
[BlackElo "1997"]
[PlyCount "35"]
[EventDate "2023.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Be6 7. b3 Nd7 8. Qf4 Nf6 9. Bb2 g6 10. Ng5 Bf5 11. Bc4 e6 12. g4 Nxg4 13. Bxh8 Bd6 14. Qd4 c5 15. Bb5+ Ke7 16. Qg7 Bf4 17. Qxf7+ Kd6 18. Ne4+ 1-0

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.20"]
[Round "4"]
[White "Groenewoud, Joel"]
[Black "Baselmans, Luuk"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "1890"]
[BlackElo "2340"]
[PlyCount "88"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Qg4 0-0 9. Nf3 c5 10. dxc5 Nc6 11. Bd3 f5 12. Qh3 Nxc5 13. 0-0 b5 14. Ne2 b4 15. Nfd4 Nxd4 16. Nxd4 a5 17. Qe3 Bd7 18. a3 Rfb8 19. axb4 Rxb4 20. b3 Nxd3 21. Qxd3 Qc5 22. Rfd1 a4 23. bxa4 Rbxa4 24. Rxa4 Rxa4 25. Kh1 Rc4 26. h3 h6 27. Kh2 Kf7 28. Rd2 Ba4 29. g4 fxg4 30. hxg4 Rc3 31. Qe2 Qe7 32. Qf2 Kg8 33. Re2 Be8 34. Kg1 Ra3 35. Re1 Bg6 36. Rb1 Be4 37. Kf1 Rh3 38. Rb3 Rh1+ 39. Ke2 Qc5 40. Kd2 Qa5+ 41. Ke2 Qa1 42. Kd2 Rd1+ 43. Ke2 Rxd4 44. Rb8+ Kh7 0-1

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.06"]
[Round "9"]
[White "Groenewoud, Joel"]
[Black "Kurt, Sascha"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1990"]
[BlackElo "1894"]
[PlyCount "113"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. f3 Nc6 8. Qd2 0-0 9. g4 d5 10. g5 Nh5 11. 0-0-0 dxe4 12. Nxc6 Qxd2+ 13. Rxd2 bxc6 14. Nxe4 e5 15. Bc5 Bxc5 16. Nxc5 Nf4 17. Bc4 Nh3 18. g6 hxg6 19. Rd6 Bf5 20. Rxc6 Rac8 21. Rxc8 Rxc8 22. b4 Ng5 23. Bd5 Kf8 24. Kb2 Nh3 25. c4 Nf4 26. Be4 Bxe4 27. fxe4 Rd8 28. Kc2 Rd4 29. Kb3 Ke7 30. b5 Ne6 31. Nxe6 Kxe6 32. Re1 f5 33. exf5+ gxf5 34. a4 f4 35. c5 e4 36. b6 axb6 37. cxb6 Kd7 38. a5 Kc8 39. a6 Kb8 40. Kc3 Ra4 41. a7+ Kb7 42. Kb3 Rd4 43. Kc3 Ra4 44. Kb3 Ra6 45. Rxe4 Rxb6+ 46. Kc3 g5 47. Re7+ Ka8 48. Rg7 Rb5 49. Kd3 Rf5 50. Ke2 Ra5 51. Kf3 Rf5 52. h4 gxh4 53. Rh7 h3 54. Rxh3 Kxa7 55. Rh4 Kb6 56. Rxf4 Rxf4+ 57. Kxf4 1/2-1/2

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.05"]
[Round "8"]
[White "Terlouw, Wouter"]
[Black "Groenewoud, Joel"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1923"]
[BlackElo "1990"]
[PlyCount "69"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. g3 0-0 6. Bg2 d6 7. Ne2 f5 8. 0-0 Nd7 9. c4 Nf6 10. Nbc3 Re8 11. Qd3 c6 12. b4 d5 13. cxd5 cxd5 14. Nf4 Be6 15. Rfc1 Rc8 16. Nb5 Qb6 17. Nc3 Red8 18. Na4 Qd6 19. Nc5 Qe7 20. Qb3 Ne4 21. Rc2 b6 22. Nfxe6 fxe6 23. Nxe4 fxe4 24. Rac1 Rxc2 25. Rxc2 Kf8 26. Rc6 e5 27. dxe5 Bxe5 28. a3 Qd7 29. Qc2 Rb8 30. b5 Kf7 31. a4 Kg7 32. Qc1 Kf7 33. Qc2 Kg7 34. Qc1 Kf7 35. Qc2 1/2-1/2

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.04"]
[Round "6"]
[White "Arnold, Rhys"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2003"]
[BlackElo "1990"]
[PlyCount "95"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Bb5 e6 7. b4 a5 8. c3 Nge7 9. Nbd2 Ng6 10. h3 Bxf3 11. Nxf3 axb4 12. cxb4 Be7 13. 0-0 0-0 14. Bxc6 bxc6 15. Bb2 Qc7 16. a4 f6 17. Re1 Qb7 18. Qd2 Rab8 19. exf6 Bxf6 20. Bxf6 Rxf6 21. Rab1 Qc7 22. Qc3 Rbf8 23. Re3 Qf4 24. Qe1 Qc4 25. Qe2 Qf4 26. Rb2 Kh8 27. a5 Ra8 28. Ne5 Nxe5 29. Rxe5 Qc1+ 30. Kh2 Qc3 31. Re3 Qd4 32. Qd2 Qc4 33. Rc2 Qb5 34. Qd4 h6 35. Rb2 Raf8 36. Kg1 Qa4 37. Re1 Rf4 38. Qc3 Rc4 39. Qd2 Rf6 40. Reb1 Qb5 41. Qe2 Qb7 42. f3 Qc7 43. Rc2 Rcf4 44. b5 cxb5 45. Qxb5 Qe5 46. Qb8+ Qxb8 47. Rxb8+ Kh7 48. c6 1-0

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.04"]
[Round "7"]
[White "Groenewoud, Joel"]
[Black "Madularea, David"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1990"]
[BlackElo "1895"]
[PlyCount "66"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. g4 h6 8. Be3 b5 9. a3 Nbd7 10. Qd2 Bb7 11. 0-0-0 Rc8 12. h4 d5 13. exd5 Nxd5 14. Nxd5 Bxd5 15. Be2 Ne5 16. Kb1 Bd6 17. h5 Qe7 18. Nf5 Qf8 19. Nxd6+ Qxd6 20. Bf4 Qc7 21. Rhe1 f6 22. Bxe5 fxe5 23. Rg1 Qf7 24. Bd3 Qf4 25. Bg6+ Ke7 26. Qf2 Rc7 27. Qb6 Rhc8 28. Rge1 Rc6 29. Qa7+ R8c7 30. Qb8 Rc8 31. Qa7+ R8c7 32. Qb8 Rc8 33. Qa7+ R8c7 1/2-1/2

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.03"]
[Round "5"]
[White "Groenewoud, Joel"]
[Black "Zecha, Oscar"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1990"]
[BlackElo "1879"]
[PlyCount "77"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Be2 d6 8. dxe5 dxe5 9. Qa4+ c6 10. Nxe5 Nf6 11. 0-0 0-0 12. Rd1 Qc7 13. Bf4 b5 14. Qc2 Qb6 15. Nd2 Be6 16. Ndf3 Ng4 17. Nxg4 Bxg4 18. Nd4 Bxe2 19. Qxe2 Rfe8 20. Nf5 Bf6 21. Rd7 Qc5 22. Qh5 Qxc3 23. Rad1 Rf8 24. e5 Rad8 25. Rc1 Qb2 26. Rxd8 Bxd8 27. Qg4 g6 28. h4 h5 29. Qg3 Nc4 30. Rd1 Kh7 31. Nd4 c5 32. Nc6 Bb6 33. Qg5 Re8 34. Rd7 Qb1+ 35. Kh2 Qf5 36. Qh6+ Kg8 37. Ne7+ Rxe7 38. Rxe7 Qc8 39. e6 1-0

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.02"]
[Round "3"]
[White "Groenewoud, Joel"]
[Black "Etienne, Ghilon"]
[Result "1-0"]
[ECO "C59"]
[WhiteElo "1990"]
[BlackElo "1673"]
[PlyCount "53"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 Bd6 10. d4 e4 11. Ne5 Qe7 12. Bf4 Nd7 13. 0-0 Nxe5 14. dxe5 Bxe5 15. Bxe5 Qxe5 16. Nc3 0-0 17. Re1 e3 18. fxe3 Qxe3+ 19. Kh1 Qc5 20. Bd3 Be6 21. Ne4 Qb6 22. Qh5 Rfd8 23. Rad1 Nc4 24. Nf6+ Kh8 25. Rxe6 fxe6 26. Qg6 gxf6 27. Qh7# 1-0

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.02"]
[Round "4"]
[White "Krylov, Philippe"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1858"]
[BlackElo "1990"]
[PlyCount "60"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 c5 7. d5 e6 8. Qd2 Qa5 9. Nge2 exd5 10. cxd5 b5 11. Qf4 Nbd7 12. g4 Re8 13. Kf2 b4 14. Nd1 Ne5 15. Ng3 Nfd7 16. Bh6 Bh8 17. h4 Ba6 18. Nf5 Bxf1 19. Kxf1 Qb5+ 20. Kg1 Qe2 21. Rh3 gxf5 22. Qg5+ Ng6 23. gxf5 Bd4+ 24. Kh1 Qf1+ 25. Kh2 Be5+ 26. Rg3 Bxg3+ 27. Qxg3 Nde5 28. Nf2 Qxa1 29. f4 Qxb2 30. fxg6 Qxf2+ 0-1

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.05.01"]
[Round "2"]
[White "Wink, Luka"]
[Black "Groenewoud, Joel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1849"]
[BlackElo "1990"]
[PlyCount "109"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 Bg4 6. c3 a6 7. Qb3 Bxf3 8. Qxb7 Na5 9. Qb4 Nc6 10. Qa4 Qc8 11. gxf3 e6 12. Be3 Nge7 13. Nd2 Qd7 14. Bb5 Qb7 15. Bxc6+ Qxc6 16. Qxc6+ Nxc6 17. f4 a5 18. Nf3 Kd7 19. Kd2 Be7 20. a4 Rhc8 21. Rhb1 Rab8 22. Kc2 Rb7 23. Ne1 g5 24. fxg5 Nxe5 25. b4 Nc4 26. h4 e5 27. Nd3 Ke6 28. Rb3 Kf5 29. Rd1 axb4 30. cxb4 d4 31. Nxe5 Nxe5 32. Bxd4 Nc6 33. Kc3 Kg4 34. Bf6 Bxf6+ 35. gxf6 h5 36. b5 Ne5 37. Rb4+ Kf5 38. c6 Kxf6 39. Kb3 Rbb8 40. a5 Ke6 41. f4 Nxc6 42. bxc6 Rxb4+ 43. Kxb4 Rxc6 44. Kb5 Rc2 45. Ra1 Kd5 46. Kb6 Ke4 47. Ra4+ Kf5 48. a6 Kg4 49. a7 Rc8 50. a8Q Rxa8 51. Rxa8 Kxf4 52. Kc5 f5 53. Rg8 Ke3 54. Rg5 f4 55. Rxh5 1-0

[Event "NED-ch U14"]
[Site "Almelo"]
[Date "2023.04.30"]
[Round "1"]
[White "Groenewoud, Joel"]
[Black "Chua, Ethan"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1990"]
[BlackElo "1776"]
[PlyCount "67"]
[EventDate "2023.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Nxf6+ Bxf6 7. Bd3 0-0 8. Be3 Nd7 9. c3 Re8 10. Qc2 h6 11. 0-0-0 c6 12. g4 Qa5 13. Kb1 e5 14. h4 exd4 15. cxd4 Qd5 16. Rh3 Nf8 17. Rg3 Bd8 18. g5 h5 19. g6 Be6 20. gxf7+ Bxf7 21. b3 b5 22. Ne5 Bf6 23. Nxf7 Kxf7 24. Bg5 Re6 25. Bf5 Rd6 26. Be4 Qe6 27. Bxf6 gxf6 28. Bg6+ Nxg6 29. Qxg6+ Kf8 30. Qg7+ Ke8 31. Qh8+ Kd7 32. Rg7+ Qe7 33. Rxe7+ Kxe7 34. Qxa8 1-0

