<!DOCTYPE doc [<!ATTLIST normId attr NMTOKENS #IMPLIED>]>
<doc>
<!-- no normalization -->
<norm attr=' '/>
<norm attr='
foo bar '/>
<norm attr='
foobar'/>
<norm attr=' foo bar
'/>
<norm attr='foobar
'/>
<norm attr=' & '/>
<norm attr='
foo&bar '/>
<norm attr='
foobar&'/>
<norm attr='&foo bar
'/>
<norm attr='foobar
&'/>
<norm attr=' < '/>
<norm attr='
foo<bar '/>
<norm attr='
foobar<'/>
<norm attr='<foo bar
'/>
<norm attr='foobar
<'/>
<norm attr='   
	 '/>
<!-- normalization -->
<normId attr=' '/>
<normId attr='
foo bar '/>
<normId attr='
foobar'/>
<normId attr=' foo bar
'/>
<normId attr='foobar
'/>
<normId attr=' & '/>
<normId attr='
foo&bar '/>
<normId attr='
foobar&'/>
<normId attr='&foo bar
'/>
<normId attr='foobar
&'/>
<normId attr=' < '/>
<normId attr='
foo<bar '/>
<normId attr='
foobar<'/>
<normId attr='<foo bar
'/>
<normId attr='foobar
<'/>
<normId attr=' 
	 '/> <!-- PBM serializing back -->
</doc>