!ELEMENT "FormatVersion" EMPTY&gt;
        &lt;!-- The version of the format used by the stream --&gt;
        &lt;!ATTLIST "FormatVersion" "value" #CDATA #REQUIRED&gt;
          &lt;!-- Data type: String --&gt;

      &lt;!ELEMENT "SubimageInterpretation" EMPTY&gt;
        &lt;!-- The interpretation of this image in relation to the other
             images stored in the same stream --&gt;
        &lt;!ATTLIST "SubimageInterpretation" "value" ("Standalone" |
          "SinglePage" | "FullResolution" | "Red