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<?xml version="1.0" encoding="UTF-8"?>
<!-- A schema for testing model validation with ModelVisitor class -->
<xs:schema xmlns="ns" xmlns:xs="http://www.w3.org/2001/XMLSchema" targetNamespace="ns" >
<xs:element name="data">
<xs:complexType>
<xs:sequence>
<xs:element name="comment" type="xs:string" minOccurs="4" maxOccurs="10"/>
<xs:element name="name" type="xs:string" maxOccurs="3"/>
</xs:sequence>
</xs:complexType>
</xs:element>
<!-- Groups for model validation tests -->
<xs:group name="group1">
<xs:sequence>
<xs:element name="elem1" type="xs:string" minOccurs="0" />
<xs:element name="elem2" type="xs:string" minOccurs="0" />
<xs:element name="elem3" type="xs:string" minOccurs="0" />
</xs:sequence>
</xs:group>
<xs:group name="group2">
<xs:sequence>
<xs:element name="elem1" type="xs:string" minOccurs="0" />
<xs:choice minOccurs="0">
<xs:group ref="group1"/>
<xs:sequence>
<xs:element name="elem2" type="xs:string" maxOccurs="unbounded"/>
</xs:sequence>
<xs:sequence>
<xs:element name="elem3" type="xs:string" maxOccurs="unbounded"/>
</xs:sequence>
<xs:element name="elem4" />
<xs:sequence>
<xs:element name="elem5" minOccurs="0" maxOccurs="unbounded" />
</xs:sequence>
<xs:sequence>
<xs:element name="elem6" type="xs:string" maxOccurs="4"/>
<xs:element name="elem7" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
<xs:sequence>
<xs:element name="elem8" type="xs:string" minOccurs="2" maxOccurs="2"/>
<xs:element name="elem9" type="xs:string" />
<xs:element name="elem10" type="xs:string" />
</xs:sequence>
<xs:element name="elem11" />
</xs:choice>
<xs:element name="elem12" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
<xs:element name="elem13" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
</xs:sequence>
</xs:group>
<xs:group name="group3">
<xs:sequence>
<xs:element name="elem1" />
<xs:element minOccurs="0" name="elem2" />
<xs:element name="elem3" />
</xs:sequence>
</xs:group>
<xs:group name="group4">
<xs:all>
<xs:element name="elem1" />
<xs:element minOccurs="0" name="elem2" />
<xs:element name="elem3" />
</xs:all>
</xs:group>
<xs:group name="group5">
<xs:sequence>
<xs:sequence>
<xs:element name="elem1" />
<xs:element name="elem2" />
<xs:element name="elem3" />
<xs:element name="elem4" />
<xs:element name="elem5" />
</xs:sequence>
<xs:sequence>
<xs:choice>
<xs:element name="elem6" />
<xs:element name="elem7" />
</xs:choice>
<xs:element minOccurs="0" name="elem8" />
<xs:element minOccurs="0" name="elem9" />
</xs:sequence>
</xs:sequence>
</xs:group>
<xs:group name="group6">
<xs:choice>
<xs:sequence>
<xs:element name="elem1" type="xs:string"/>
<xs:element name="elem2" type="xs:string" />
</xs:sequence>
<xs:sequence>
<xs:element name="elem2" type="xs:string" />
<xs:element name="elem4" type="xs:string" />
</xs:sequence>
</xs:choice>
</xs:group>
<xs:group name="group7">
<xs:sequence>
<xs:element name="elem1" type="xs:string"/>
<xs:element name="elem2" type="xs:string" minOccurs="0"/>
</xs:sequence>
</xs:group>
<xs:complexType name="complexType7">
<xs:group ref="group7" />
</xs:complexType>
<xs:complexType name="complexType7_emptiable">
<xs:group ref="group7" minOccurs="0"/>
</xs:complexType>
<xs:group name="group8">
<xs:sequence>
<xs:sequence>
<xs:element name="elem1" maxOccurs="unbounded"/>
<xs:element name="elem2" minOccurs="0"/>
<xs:element name="elem3" minOccurs="0"/>
<xs:element name="elem4" minOccurs="0"/>
</xs:sequence>
<xs:sequence/>
</xs:sequence>
</xs:group>
</xs:schema>
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