<?xml version="1.0" encoding="ISO-8859-1"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
xmlns="http://FOO" targetNamespace="http://FOO">
<xs:element name="foo">
<xs:complexType>
<xs:complexContent>
<xs:extension base="typeA">
<xs:attribute name="barA_2" type="xs:string" use="required"/>
<xs:attribute name="barA_1" type="xs:string" use="prohibited"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
</xs:element>
<xs:complexType name="typeA">
<xs:attribute name="barA_1" type="xs:string" use="required"/>
</xs:complexType>
</xs:schema>