<?xml version="1.0" encoding="utf-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema"
        targetNamespace="http://www.language-archives.org/OLAC/0.4/">

  <annotation>
    <documentation>
      OLAC Schema for refinements to relation, from DC Qualifiers
      5/7/01, Steven Bird
    </documentation>
  </annotation>

  <simpleType name="OLAC-Relation-Refine">
    <restriction base="string">
      <enumeration value="isVersionOf"/>
      <enumeration value="hasVersion"/>
      <enumeration value="isReplacedBy"/>
      <enumeration value="replaces"/>
      <enumeration value="isRequiredBy"/>
      <enumeration value="requires"/>
      <enumeration value="isPartOf"/>
      <enumeration value="hasPart"/>
      <enumeration value="isReferencedBy"/>
      <enumeration value="references"/>
      <enumeration value="isFormatOf"/>
      <enumeration value="hasFormat"/>
    </restriction>
  </simpleType>

</schema>

