Retorical structure (ePistolarium)

Letters usually have opening and closing phrases. These are encoded with the ana attribute of p and seg elements.

Example: https://correspondence.huygens.knaw.nl/documents/d815d122-68db-4753-bfa4-c8b60bd248f1 (paragraph interpreted as opener)

<div type="artifact" subtype="letter">
<p ana="#opener">Mon Révérend Père,</p>
<p>Vous m'interrogez comme si je devais tout savoir, ...</p>
...
</div>

Example: https://correspondence.huygens.knaw.nl/documents/d815d122-68db-4753-bfa4-c8b60bd248f1 (paragraph interpreted as closer)

<div type="artifact" subtype="letter">
...
<p>Mandez-moi, je vous prie, ... vos bonnes grâces.</p>
<p ana="#closer">Votre très humble Desc.</p>
<p ana="#closer">Ce 12<hi rend="superscript">e</hi> jour de Carême 1630.</p>
</div>

Example: https://correspondence.huygens.knaw.nl/documents/f687c50b-6765-4519-bc5f-833c499ae453 (closer in paragraph)

<div type="artifact" subtype="letter">
...
<p>Het is dus beter, ...; er wordt al te veel gebabbeld door kwaadwillige menschen. <seg ana="#closer">28 Jull. 1634.</seg></p>
</div>