* This is a heading

** This is a subheading

{codex} < That is an implicit, internal link.

{codex This is an explicit, internal link.}

{http://example.com This is an external link.}

This is a normal paragraph. Paragraphs can have newlines anywhere in them to
allow for 80 character lines. They're separated by two consecutive newlines.

This is a second paragraph.

{http://example.com Explicit links can also have their link text broken by
newlines without affecting the output.}

Underneath is a code block.

``
(define (frob x)
  (frobnicate x))
``

You can inline ``code`` blocks.

> Some profound text someone said once. This is a blockquote. It can occupy
> multiple lines.

One can mark emphasis by surrounding a word with _underscores_.

An image is embedded like follows. The filename is expanded to
resources/img/image-file.png.

$img image-file.png

===
this|is |a |table
they|may|be|aligned
===
