http://schema.bsi-global.com/BS8723-5/

elements
LexicalValue
Notation
Thesaurus

complexTypes
PreferredTermCoreStructure
ScopeNoteCoreStructure
SimpleNonPreferredTermCoreStructure
ThesaurusConceptCommonStructure
ThesaurusConceptCoreStructure
ThesaurusConceptCoreStructure.NonPreferredTerm
ThesaurusConceptCoreStructure.PreferredTerm
ThesaurusCoreStructure
ThesaurusTermCoreStructure

simpleTypes
AssociativeRelationshipCoreType
EquivalenceCoreType
HierarchicalRelationshipCoreType