<!ELEMENT prefer (family)*>
<!ELEMENT accept (family)*>
<!ELEMENT default (family)*>
<!ELEMENT family (#PCDATA)>
<!ATTLIST family xml:space (default|preserve) 'preserve'>
<!ELEMENT prefer (family)*>
<!ELEMENT accept (family)*>
<!ELEMENT default (family)*>
<!ELEMENT family (#PCDATA)>
<!ATTLIST family xml:space (default|preserve) 'preserve'>