<purpose>

<purpose> 描述該文本的一項目的或溝通功能 15.2.1 The Text Description
組件 corpus — 15 Language Corpora
除全域屬性以外
type 說明一項特定類型的目的。
狀態 非必備的
資料類型 

<rng:ref name="data.enumerated"/>
data.enumerated
被推薦的值包含:
persuade
教導、廣告、宣傳等
express
自我表達、自白等
inform
傳達訊息、教育等
entertain
消遣、娛樂等
degree 說明該目的所佔的重要性程度。
狀態 非必備的
資料類型 

<rng:ref name="data.certainty"/>
data.certainty
屬於
textDesc
可包含
analysis: interp interpGrp span spanGrp
certainty: certainty precision respons
core: abbr address cb choice date distinct email emph expan foreign gap gloss index lb measure measureGrp mentioned milestone name note num pb ptr ref rs soCalled term time title
dictionaries: lang
figures: figure
header: idno
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp 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 tag val
textcrit: witDetail
transcr: addSpan am damageSpan delSpan ex fw handShift space subst
宣告 

<rng:element name="purpose">
 <rng:ref name="att.global.attributes"/>
 <rng:optional>
  <rng:attribute name="type">
   <rng:choice>
    <rng:value>persuade</rng:value>
    <rng:value>express</rng:value>
    <rng:value>inform</rng:value>
    <rng:value>entertain</rng:value>
    <rng:data type="Name"/>
   </rng:choice>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="degree">
   <rng:ref name="data.certainty"/>
  </rng:attribute>
 </rng:optional>
 <rng:ref name="macro.phraseSeq.limited"/>
</rng:element>
element purpose
{
   att.global.attributes,
   attribute type
   {
      "persuade" | "express" | "inform" | "entertain" | xsd:Name
   }?,
   attribute degree { data.certainty }?,
   macro.phraseSeq.limited
}
例子
<purpose type="persuade" degree="high"/>
<purpose type="entertain" degree="low"/>