<!ELEMENT configuration   (generic, rpm, deb, changes+) >

<!ELEMENT generic         (length, start, indent?) >
<!ELEMENT rpm             (length, start, indent?) >
<!ELEMENT deb             (length, start, indent?) >

<!ELEMENT length          (#PCDATA) >
<!ELEMENT start           (#PCDATA) >
<!ELEMENT indent          (#PCDATA) >

<!ELEMENT changes         (title, length,
                           bugfix, feature, change, security, workaround,
                           (month, month, month, month, month, month,
                            month, month, month, month, month, month),
                           (day, day, day, day, day, day, day)?) >

<!ELEMENT title           (#PCDATA) >

<!ELEMENT bugfix          (#PCDATA) >
<!ELEMENT feature         (#PCDATA) >
<!ELEMENT change          (#PCDATA) >
<!ELEMENT security        (#PCDATA) >
<!ELEMENT workaround      (#PCDATA) >

<!ELEMENT month           (#PCDATA) >
<!ELEMENT day             (#PCDATA) >
