RelationshipDetail = '[', [SP], [Variable, [SP]], [RelationshipTypes, [SP]], [RangeLiteral], [Properties, [SP]], ']' ;
Variable = SymbolicName ;
RelationshipTypes = ':', [SP], RelTypeName, { [SP], '|', [':'], [SP], RelTypeName } ;
RelTypeName = SchemaName ;
RangeLiteral = '*', [SP], [IntegerLiteral, [SP]], ['..', [SP], [IntegerLiteral, [SP]]] ;
Properties = MapLiteral
| Parameter
| LegacyParameter
;