<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
     xmlns:pr="http://www.homag.de/proresult"
     targetNamespace="http://www.homag.de/proresult"
     elementFormDefault="qualified"
     attributeFormDefault="unqualified">

  <xs:attributeGroup name="AttrDERIVED1">
    <xs:attribute name="Derived1Name" type="xs:string" use="required"/>
  </xs:attributeGroup>

  <xs:complexType name="DERIVED1">
    <xs:complexContent>
      <xs:extension base="pr:BASE">
        <xs:attributeGroup ref="pr:AttrDERIVED1"/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:attributeGroup name="AttrDERIVED2">
    <xs:attribute name="Derived2Name" type="xs:string" use="required"/>
  </xs:attributeGroup>

  <xs:complexType name="DERIVED2">
    <xs:complexContent>
      <xs:extension base="pr:BASE">
        <xs:attributeGroup ref="pr:AttrDERIVED2"/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:attributeGroup name="AttrDERIVED3">
    <xs:attribute name="Derived3Name" type="xs:string" use="required"/>
  </xs:attributeGroup>

  <xs:complexType name="DERIVED3">
    <xs:complexContent>
      <xs:extension base="pr:BASE">
        <xs:attributeGroup ref="pr:AttrDERIVED3"/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>

  <xs:attributeGroup name="AttrBASE">
    <xs:attribute name="BaseName" type="xs:string" use="required"/>
  </xs:attributeGroup>

  <xs:complexType name="BASE">
    <xs:sequence minOccurs="0" maxOccurs="unbounded">
      <xs:element name="BASE" type="pr:BASE" minOccurs="0" maxOccurs="1"/>
    </xs:sequence>
    <xs:attributeGroup ref="pr:AttrBASE"/>
  </xs:complexType>

  <xs:element name="PRORESULT">
    <xs:complexType>
      <xs:all>
        <xs:element name="BASE" type="pr:BASE" minOccurs="0" maxOccurs="1"/>
      </xs:all>
    </xs:complexType>
  </xs:element>

</xs:schema>