Horizontal ruler:

----
gives you:

Paragraphs are delimitted by a blank line.

This is Paragraph 1

This is Paragraph 2
gives you:

This is Paragraph 1

This is Paragraph 2


Forced Line Break:

This is first line,\\this is second line!

gives you:

This is first line,
this is second line!


Hyperlinks

[~WikiPage] , [http://external.url], [~WikiPage#~SomeChapter]
gives you:

~WikiPage , http://external.url, ~WikiPage#~SomeChapter


Text with a hyperlink
[some-text|link]
gives you:

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