type and <simpleType> must not both be present

-->

<schema xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://foo" xmlns:foo="http://foo">

	<attribute name="bar" type="string">		

		<simpleType>

  	  		<restriction base="string">

  	  			<maxLength value="20"/>

  	  		</restriction>

  	  	</simpleType>

	</attribute>  	

	<element name="foo"/>

</schema>