| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Groenewold, J | Van Elteren, J | 1-0 ![]() |
51 | A75 | 1998 | Hengelo U16 op |
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| Rijnaarts, S | Groenewold, J | 1-0 ![]() |
27 | B41 | 1998 | Hengelo U16 op |
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| Van Dijk, M | Groenewold, J | 0-1 ![]() |
22 | B46 | 1998 | Hengelo U16 op |
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| Van den Boom, S | Groenewold, J | 0-1 ![]() |
32 | C40 | 1998 | Hengelo U16 op |
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| Kees, M | Groenewold, J | 1-0 ![]() |
28 | B46 | 1998 | Hengelo U16 op |
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| Groenewold, J | Groot, M | 0-1 ![]() |
31 | E08 | 1998 | Hengelo U16 op |
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| Groenewold, J | De Bruijn, E | 0-1 ![]() |
29 | E73 | 1998 | Hengelo U16 op |
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| Goossen, G | Groenewold, J | ½-½ ![]() |
37 | B23 | 1997 | Hengelo op U16 |
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| Gorter, J | Groenewold, J | 1-0 ![]() |
23 | B22 | 1997 | Hengelo op U16 |
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| Inostroza, P | Groenewold, J | 1-0 ![]() |
40 | B23 | 1997 | Hengelo op U16 |
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| Sewambar, A | Groenewold, J | 1-0 ![]() |
45 | B60 | 1997 | Hengelo op U16 |
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| Groenewold, J | Duijker, R | ½-½ ![]() |
21 | E01 | 1997 | Hengelo op U16 |
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| Groenewold, J | Huistra, H | 1-0 ![]() |
34 | E18 | 1997 | Hengelo op U16 |
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| Groenewold, J | Van Run, J | ½-½ ![]() |
46 | E10 | 1997 | Hengelo op U16 |
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| Groenewold, J | Aarts, M | 1-0 ![]() |
32 | E73 | 1997 | Hengelo op U16 |
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| Groenewold, J | Zijlstra, M | 1-0 ![]() |
30 | E01 | 1997 | Hengelo op U16 |
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