<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
xmlns:tns="http://example.com"
targetNamespace="http://example.com"
elementFormDefault="qualified">
<xs:complexType name="FooType">
<xs:sequence>
<xs:choice>
<xs:element name="Element1" type="xs:int"/>
<xs:element name="Element2" type="xs:string"/>
</xs:choice>
<xs:choice>
<xs:element name="Element3" type="xs:int"/>
<xs:element name="Element4" type="xs:string"/>
</xs:choice>
</xs:sequence>
</xs:complexType>
<xs:element name="Foo" type="tns:FooType"/>
</xs:schema>