<!ELEMENT charents o o (char)+>
<!ELEMENT char - - (ent, equiv+, repl+, comment*)>
<!ELEMENT ent - - EMPTY>
<!ELEMENT equiv - - EMPTY>
<!ELEMENT repl - - EMPTY>
<!ELEMENT comment - - (#PCDATA)>

<!ATTLIST ent
	tcp CDATA #REQUIRED
          src (tcp|isolat1|isolat2|isonum|isotech|isopub|isogrk1|teigrk|isodia|isocyr1) #IMPLIED
          desc CDATA #IMPLIED
	  author CDATA #IMPLIED
          date CDATA #IMPLIED
>
<!ATTLIST equiv
          unic ID #REQUIRED
          compat (exact|partial|pua) #IMPLIED
          ver (36|40|41|50|51|52|60) #IMPLIED
          cc (yes|no) "no"
          ce CDATA #IMPLIED
          desc CDATA #IMPLIED
	  author CDATA #IMPLIED
          date CDATA #IMPLIED
>
<!ATTLIST repl  
          txt CDATA #REQUIRED
          sup CDATA #REQUIRED
          desc CDATA #IMPLIED
	  author CDATA #IMPLIED
          date CDATA #IMPLIED
>                
<!ATTLIST comment
	  author CDATA #IMPLIED
	  date CDATA #IMPLIED
>

<!--// DESCRIPTION OF TAGS AND ATTRIBUTES:

ENT (empty tag containing entity element)

   TCP (required name of tcp entitiy) e.g. TCP="chacek"
   SRC (optional name of collection whence this entity came) e.g. SRC="isolat1"
      OPTIONS: tcp|isolat1|isolat2|isonum|isotech|isopub|isogrk1|teigrk|isodia|isocyrl
   DESC (optional description of entity) e.g. DESC="LATIN SMALL LETTER C WITH CARON"
   AUTHOR (optional author user name) e.g. AUTHOR="akuster"
   DATE (optional date of creation) e.g. DATE="2005-05"
   
EQUIV (empty tag containing unicode equivalent for entity element)
   
   UNIC (required ID of unicode hex value preceeded by U) e.g. UNIC="U010D"
   COMPAT (optional character equivalency with unicode) e.g. COMPAT="exact"
      OPTIONS: exact|partial|pua (pua = private use area)
   VER (optional unicode version level) e.g VER="41"
      OPTIONS: 36|40|41
   CC (yes/no whether character has a composed equivalent)
   CE (string of characters connected by '+' to create the composed entity) e.g.  CE="0063+030C"
   DESC (optional description of entity) e.g. DESC="LATIN SMALL LETTER C WITH CARON"
   AUTHOR (optional author user name) e.g. AUTHOR="akuster"
   DATE (optional date of creation) e.g. DATE="2005-05"
   
REPL (empty tag containing replacement for unicode character viewing)
   
   TXT (required replacement text in {brackets} or unicode entity) e.g. TXT="&#x263D;"
   SUP (required level of support, typeface, browser or platform) e.g. SUP="Arial Unicode MS"
   DESC (optional description of entity) e.g. DESC="FIRST QUARTER MOON"
   AUTHOR (optional author user name) e.g. AUTHOR="akuster"
   DATE (optional date of creation) e.g. DATE="2005-05"
   
COMMENT (optional tag containing a comment string)
   
   AUTHOR (optional author user name) e.g. AUTHOR="akuster"
   DATE (optional date of creation) e.g. DATE="2005-05"
   
//-->