<xs:element name="bag">
    <xs:annotation>
        <xs:documentation>A group of existing concepts which express a new concept.</xs:documentation>
    </xs:annotation>
    <xs:complexType>
        <xs:sequence>
            <xs:element name="bit" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>An individual concept, part of a composite concept expressed by a bag.</xs:documentation>
                </xs:annotation>
                <xs:complexType>
                    <xs:complexContent>
                        <xs:extension base="QCodePropType">
                            <xs:attribute name="type" type="QCodeType">
                                <xs:annotation>
                                    <xs:documentation>The type of the concept assigned as controlled property value - expressed by a QCode</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                            <xs:attribute name="typeuri" type="IRIType">
                                <xs:annotation>
                                    <xs:documentation>The type of the concept assigned as controlled property value - expressed by a URI</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                            <xs:attribute name="significance" type="Int100Type">
                                <xs:annotation>
                                    <xs:documentation> Indicates how significant the event expressed by a bit of event concept type is to the concept expressed by this bit The scope of this relationship is limited to the bits of a single bag. See also the note below the table.</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                            <xs:attributeGroup ref="quantifyAttributes" />
                        </xs:extension>
                    </xs:complexContent>
                </xs:complexType>
            </xs:element>
        </xs:sequence>
        <xs:attributeGroup ref="commonPowerAttributes" />
        <xs:attributeGroup ref="i18nAttributes" />
        <xs:anyAttribute namespace="##other" processContents="lax" />
    </xs:complexType>
</xs:element>