- Add a (analytical) remark
- How do I add a variation applet (NL)?
- Embed Youtube-film
- Rules for comments
 | 19-09-2021 Guido v.d. Berg: |
27. 34-29 23x34
28. 40x09 03x14 Notatiefout.
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| PDN Diagram 1 | |||||
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27. 34-29 23x34
28. 40x09 03x14 Notatiefout.
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