<xs:element name="SiblingContainerCreateResponse">
    <xs:annotation>
        <xs:documentation>Response to a request to create a uniquely identified sibling container by adding a sibling container to an existing Mail.dat</xs:documentation>
    </xs:annotation>
    <xs:complexType>
        <xs:choice>
            <xs:element name="SiblingContainerCreateAccept">
                <xs:annotation>
                    <xs:documentation>
                    </xs:documentation>
                </xs:annotation>
                <xs:complexType>
                    <xs:sequence>
                        <xs:element name="NewSiblingContainer" type="mailxml:mailDatContainerIDType" maxOccurs="unbounded" />
                        <xs:element name="ReturnInfo" type="mailxml:basicReturnInfoType" />
                    </xs:sequence>
                </xs:complexType>
            </xs:element>
            <xs:element name="SibilingContainerCreateReject">
                <xs:annotation>
                    <xs:documentation>
                    </xs:documentation>
                </xs:annotation>
                <xs:complexType>
                    <xs:sequence>
                        <xs:element name="OriginalContainer" type="mailxml:mailDatContainerIDType" />
                        <xs:element name="RejectedSiblingContainer" type="mailxml:mailDatContainerIDType" maxOccurs="unbounded" />
                        <xs:element name="ReturnInfo" type="mailxml:basicReturnInfoType" />
                    </xs:sequence>
                </xs:complexType>
            </xs:element>
        </xs:choice>
    </xs:complexType>
</xs:element>