<xs:attributeGroup name="commonPowerAttributes">
    <xs:annotation>
        <xs:documentation>A group of attributes for all elements of a G2 Item except its root element, the itemMeta element and all of its children which are mandatory. </xs:documentation>
    </xs:annotation>
    <xs:attribute name="id" type="xs:ID" use="optional">
        <xs:annotation>
            <xs:documentation>The local identifier of the property.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="creator" type="QCodeType" use="optional">
        <xs:annotation>
            <xs:documentation>If the attribute is empty, specifies which entity (person, organisation or system) will edit the property - expressed by a QCode. If the attribute is non-empty, specifies which entity (person, organisation or system) has edited the property.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="creatoruri" type="IRIType" use="optional">
        <xs:annotation>
            <xs:documentation>If the attribute is empty, specifies which entity (person, organisation or system) will edit the property - expressed by a URI. If the attribute is non-empty, specifies which entity (person, organisation or system) has edited the property.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="modified" type="DateOptTimeType" use="optional">
        <xs:annotation>
            <xs:documentation>The date (and, optionally, the time) when the property was last modified. The initial value is the date (and, optionally, the time) of creation of the property.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="custom" type="xs:boolean" use="optional">
        <xs:annotation>
            <xs:documentation>If set to true the corresponding property was added to the G2 Item for a specific customer or group of customers only. The default value of this property is false which applies when this attribute is not used with the property.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="how" type="QCodeType" use="optional">
        <xs:annotation>
            <xs:documentation>Indicates by which means the value was extracted from the content - expressed by a QCode</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="howuri" type="IRIType" use="optional">
        <xs:annotation>
            <xs:documentation>Indicates by which means the value was extracted from the content - expressed by a URI</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="why" type="QCodeType" use="optional">
        <xs:annotation>
            <xs:documentation>Why the metadata has been included - expressed by a QCode</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="whyuri" type="IRIType" use="optional">
        <xs:annotation>
            <xs:documentation>Why the metadata has been included - expressed by a URI</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="pubconstraint" type="QCodeListType" use="optional">
        <xs:annotation>
            <xs:documentation>One or many constraints that apply to publishing the value of the property - expressed by a QCode. Each constraint applies to all descendant elements.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="pubconstrainturi" type="IRIListType" use="optional">
        <xs:annotation>
            <xs:documentation>One or many constraints that apply to publishing the value of the property - expressed by a URI. Each constraint applies to all descendant elements.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
</xs:attributeGroup>