<!ELEMENT song (head,log?,body)>
<!ELEMENT head (title,author)>
<!ELEMENT title (#PCDATA)>
<!ELEMENT author (#PCDATA)>
<!ELEMENT log (item)*>
<!ELEMENT item (#PCDATA)>
<!ELEMENT body (stanza+)>
<!ELEMENT stanza (v+)>
<!ELEMENT v (#PCDATA|c|strum|note|tab)*>
<!ELEMENT tab EMPTY>
<!ELEMENT c (#PCDATA)>
<!ELEMENT strum (#PCDATA|c|note)*>
<!ELEMENT note (#PCDATA|strum)*>
<!ATTLIST song version CDATA "0.1">
<!ATTLIST stanza type (strophe|refrain|talking|tab) "strophe">
<!ATTLIST stanza label ID #IMPLIED>
<!ATTLIST stanza copy IDREF #IMPLIED>
<!ATTLIST stanza chords IDREF #IMPLIED>
