# Book Title

## Chapter Title

Content.

### Character Range

Char
#x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] any Unicode character, excluding the surrogate blocks, FFFE, and FFFF.

### Standalone Document Declaration

SDDecl
S
'standalone' Eq (("'" ('yes' | 'no') "'") | ('"' ('yes' | 'no') '"'))
element
EmptyElemTag
| STag content

A bunch of anchors to make the preceding examples valid:

### Standalone Document Declaration

Some description...

### Element Valid

Some description...

### Element Type Match

Some description...