<xs:complexType name="EX_TemporalExtent_Type"><xs:annotation><xs:documentation>Time period covered by the content of the dataset</xs:documentation></xs:annotation><xs:complexContent><xs:extension base="gco:AbstractObject_Type"><xs:sequence><xs:element name="extent" type="gts:TM_Primitive_PropertyType"/></xs:sequence></xs:extension></xs:complexContent></xs:complexType>