<!ELEMENT cd (medium?,id,artist?, title, year?,source?,quality?,tracklist?) > <!ATTLIST cd type (maxi|album|sampler|soundtrack|div) #IMPLIED > <!ELEMENT medium (#PCDATA) > <!-- mp3|cd|div--> <!ELEMENT id (#PCDATA) > <!ELEMENT artist (#PCDATA) > <!ELEMENT title (#PCDATA) > <!ELEMENT year (#PCDATA) > <!ELEMENT source (#PCDATA) > <!-- (mp3|cd|unknown) --> <!ELEMENT quality (#PCDATA) > <!-- (untested|passed|failed|<Bitrate>) --> <!ELEMENT comment (#PCDATA) > <!-- comment for infos of missing tracks alternate names etc.--> <!ELEMENT tracklist (track+) > <!ELEMENT track (artist?,name,time?,quality?) > <!ELEMENT name (#PCDATA) > <!ELEMENT time (#PCDATA) >