<!ELEMENT npaceducationxml (quiz+, lecture+, author+, course+) > |
<!ELEMENT quiz (question)+> |
<!ATTLIST quiz quizID ID #REQUIRED |
authorID IDREF #REQUIRED |
courseID IDREF #REQUIRED |
lectureID IDREF #REQUIRED> |
<!ELEMENT author (name, email+, institution)> |
<!ATTLIST author authorID ID #REQUIRED> |
<!ELEMENT name (family, given)> |
<!ELEMENT family (#PCDATA)> |
<!ELEMENT given (#PCDATA)> |
<!ELEMENT email (#PCDATA)> |
<!ELEMENT institution (#PCDATA)> |