|  | <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
 | 
						
						
						
							|  |            targetNamespace="unsuppported_attribute" xmlns="unsuppported_attribute">
 | 
						
						
						
							|  |     <xs:element name="animal" type="xs:string"/>
 | 
						
						
						
							|  |     <xs:element name="cat" substitutionGroup="animal"/>
 | 
						
						
						
							|  | </xs:schema> |