- Add a (analytical) remark
- How do I add a variation applet (NL)?
- Embed Youtube-film
- Rules for comments
 | 13-09-2015 Jan Pieter Drost: |
69. ... 19x41 70. 20x09 16-21 Z+
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| PDN Diagram 1 | |||||
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69. ... 19x41 70. 20x09 16-21 Z+
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