metaNameValues

<xs:simpleType name="metaNameValues">
  <xs:annotation>
    <xs:appinfo>metaNameValues are suggested enumeration values for meta element name attribute.</xs:appinfo>
    <xs:documentation source="http://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#metaTags"/>
  </xs:annotation>
  <xs:restriction base="xs:string">
    <xs:enumeration value="accessRights">
      <xs:annotation>
        <xs:appinfo>permission required to access resource or security status</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="contributor">
      <xs:annotation>
        <xs:appinfo>name of individual contributing to this resource</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="created">
      <xs:annotation>
        <xs:appinfo>date of initial version</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="creator">
      <xs:annotation>
        <xs:appinfo>name of original author</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="description">
      <xs:annotation>
        <xs:appinfo>summary overview describing this resource</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="drawing">
      <xs:annotation>
        <xs:appinfo>name or reference link to a supporting drawing or sketch file</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="error">
      <xs:annotation>
        <xs:appinfo>information about error or known problem that can prevent proper operation</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="generator">
      <xs:annotation>
        <xs:appinfo>authoring tool or translation tool</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="hint">
      <xs:annotation>
        <xs:appinfo>user hint about resource features or operation</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="identifier">
      <xs:annotation>
        <xs:appinfo>url address or unique Uniform Resource Identifier (URI) for resource</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Image">
      <xs:annotation>
        <xs:appinfo>name or reference link to supporting image file</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="info">
      <xs:annotation>
        <xs:appinfo>additional information of interest</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="license">
      <xs:annotation>
        <xs:appinfo>content or software license</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="modified">
      <xs:annotation>
        <xs:appinfo>date of modified version</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="MovingImage">
      <xs:annotation>
        <xs:appinfo>name or reference link to supporting movie</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="photo">
      <xs:annotation>
        <xs:appinfo>name or reference link to supporting photograph</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="reference">
      <xs:annotation>
        <xs:appinfo>name or reference link to supporting reference</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="requires">
      <xs:annotation>
        <xs:appinfo>prerequisites for operation or viewing</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="rights">
      <xs:annotation>
        <xs:appinfo>intellectual property rights (IPR)</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="robots">
      <xs:annotation>
        <xs:appinfo>search engine and web-spider guidance: noindex to block page indexing, nofollow to block following links</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Sound">
      <xs:annotation>
        <xs:appinfo>name or reference link to supporting sound file</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="specificationSection">
      <xs:annotation>
        <xs:appinfo>title of relevant specification section</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="specificationUrl">
      <xs:annotation>
        <xs:appinfo>url for relevant specification section</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="subject">
      <xs:annotation>
        <xs:appinfo>search-index subject keywords, key phrases, or classification codes</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="Text">
      <xs:annotation>
        <xs:appinfo>resource consisting primarily of words for reading</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="title">
      <xs:annotation>
        <xs:appinfo>file name for this resource</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="TODO">
      <xs:annotation>
        <xs:appinfo>action item "to do" that still needs to be performed</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="translator">
      <xs:annotation>
        <xs:appinfo>name of person performing translation from another format or language</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="translated">
      <xs:annotation>
        <xs:appinfo>date of translation from another format or language</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="version">
      <xs:annotation>
        <xs:appinfo>current version number or ID of this resource</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="warning">
      <xs:annotation>
        <xs:appinfo>warning information about a known problem that impedes proper operation</xs:appinfo>
      </xs:annotation>
    </xs:enumeration>
  </xs:restriction>
</xs:simpleType>