<?xml version="1.0"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">

  <xsd:element name="SONG" type="songType"/>

  <xsd:simpleType name="PublisherType">
    <xsd:restriction base="xsd:string">
      <xsd:enumeration value="Warner-Elektra-Atlantic"/>
      <xsd:enumeration value="Universal Music Group"/>
      <xsd:enumeration value="Sony Music Entertainment, Inc."/>
      <xsd:enumeration value="Capitol Records, Inc."/>
      <xsd:enumeration value="BMG Music"/>
    </xsd:restriction>
  </xsd:simpleType>

  <xsd:complexType name="songType">
    <xsd:sequence>
      <xsd:element name="TITLE"     type="xsd:string"/>
      <xsd:element name="COMPOSER"  type="xsd:string"
        maxOccurs="unbounded"/>
      <xsd:element name="PRODUCER"  type="xsd:string"
        minOccurs="0" maxOccurs="unbounded"/>
      <xsd:element name="PUBLISHER" type="PublisherType"
        minOccurs="0"/>
      <xsd:element name="LENGTH"    type="xsd:duration"/>
      <xsd:element name="YEAR"      type="xsd:gYear"/>
      <xsd:element name="ARTIST"    type="xsd:string"
        maxOccurs="unbounded"/>
      <xsd:element name="PRICE"     type="xsd:string"
                   minOccurs="0"/>
    </xsd:sequence>
  </xsd:complexType>

</xsd:schema>
