- Add a (analytical) remark
- How do I add a variation applet (NL)?
- Embed Youtube-film
- Rules for comments
 | 19-09-2017 Peter Boonstra: |
19. 23-19 13x22
20. 19x10 08-11
21. 32-27 03-08 z+
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| PDN Diagram 1 | |||||
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19. 23-19 13x22
20. 19x10 08-11
21. 32-27 03-08 z+
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