((ns1:activity|ns1:assertion|ns1:characteristic|ns1:characteristic-part-type|ns1:citation-part-type|ns1:event|ns1:event-type|ns1:group|ns1:group-type|ns1:persona|ns1:place|ns1:place-part-type|ns1:project|ns1:repository|ns1:repository-source|ns1:representation-type|ns1:research-objective-activity|ns1:researcher|ns1:researcher-project|ns1:source|ns1:source-group|ns1:surety-scheme)*)
(((ns1:administrative-task|ns1:search)|ns1:status|ns1:priority|ns1:scheduled-date|ns1:completed-date|ns1:description|ns1:comments)*)
