1 <?xml version="1.0"?>

     2 <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xpns="xpns.org" xmlns:xpns1="xpns1.org" xmlns:xpns2="xpns2.org" xmlns:imp="importNS">

     3 	<xsd:import namespace="importNS" schemaLocation="idJimp.xsd"/>

     4 	<xsd:import namespace="xpns.org" schemaLocation="idIxpns.xsd"/>

     5 	<xsd:import namespace="xpns1.org" schemaLocation="idIxpns1.xsd"/>

     6 	<xsd:element name="root">

     7 		<xsd:complexType>

     8 			<xsd:sequence>

     9 				<xsd:element ref="tid" maxOccurs="unbounded"/>

    10 				<xsd:element ref="imp:iid1" maxOccurs="unbounded"/>

    11 				<xsd:element ref="imp:sid" maxOccurs="unbounded"/>

    12 				<xsd:element ref="xpns:xiid" maxOccurs="unbounded"/>

    13 			</xsd:sequence>

    14 		</xsd:complexType>

    15 		<xsd:unique id="foo123" name="uid">

    16 			<xsd:selector xpath=".//tid"/>

    17 			<xsd:field xpath=". //."/>

    18 		</xsd:unique>

    19 	</xsd:element>

    20 	<xsd:element name="tid" type="xsd:string"/>

    21 </xsd:schema>