<opener>

<opener> 匯集日期地點、署名、稱呼語及其他在區段開端出現的類似措辭，尤指信件開頭。 4.2.4 Content of Textual Divisions 4.2 Elements Common to All Divisions
組件 textstructure — 4 Default Text Structure
屬於
model.divTopPart
可包含
analysis: c cl interp interpGrp m pc phr s span spanGrp w
certainty: certainty precision respons
core: abbr add address binaryObject cb choice corr date del distinct email emph expan foreign gap gloss graphic hi index lb measure measureGrp mentioned milestone name note num orig pb ptr ref reg rs sic soCalled term time title unclear
dictionaries: lang oRef oVar pRef pVar
figures: figure formula
gaiji: g
header: idno
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp seg timeline
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc country district forename genName geo geogFeat geogName nameLink offset orgName persName placeName region roleName settlement state surname
spoken: incident kinesic pause shift vocal writing
tagdocs: att code gi ident specDesc specList tag val
textcrit: app witDetail
textstructure: argument byline dateline epigraph salute signed
transcr: addSpan am damage damageSpan delSpan ex fw handShift restore space subst supplied surplus
verse: caesura rhyme
宣告 

<rng:element name="opener">
 <rng:ref name="att.global.attributes"/>
 <rng:zeroOrMore>
  <rng:choice>
   <rng:text/>
   <rng:ref name="model.gLike"/>
   <rng:ref name="model.phrase"/>
   <rng:ref name="argument"/>
   <rng:ref name="byline"/>
   <rng:ref name="dateline"/>
   <rng:ref name="epigraph"/>
   <rng:ref name="salute"/>
   <rng:ref name="signed"/>
   <rng:ref name="model.global"/>
  </rng:choice>
 </rng:zeroOrMore>
</rng:element>
element opener
{
   att.global.attributes,
   (
      text
    | model.gLike
    | model.phrase
    | argument
    | byline
    | dateline
    | epigraph
    | salute
    | signed
    | model.global
   )*
}
例子
<opener>
 <dateline>1983年7月3日</dateline>
</opener>
例子
<opener>
 <dateline>
  <name type="place">杭州西湖</name>
  <date>2008年4月1日</date>
 </dateline>
 <salute>親愛的小張：</salute>
</opener>
<p>很抱歉，我今天有事無法赴約，希望您能諒解...</p>