Message
make-live date is allowed in either article xml or issue xml (not both) and is not allowed in article xml when issue xml is present
Rule XPath:
This rule ASSERTS the following, raising an alert if FALSE:
let $IssueFile007 := local:issue-xml(., $IssueFileXml, $IssueFileUri) returnnot(@date-type='make-live') or (parent::issue-meta or not(exists($IssueFile007)))