<factlink factID anchor="AnchorName"/>
The anchor property adds an anchor to the link. For anchor name type the name of the destination anchor in the specified by the id fact.
Example:
<factlink 123123.0 anchor="section1"/>
HTML code in the fact with id 123123.0:
<html>
...
<h2 id="section1">Section 1</h2>
</html>