Has anyone tried something similar, or have any advice how to approach
this?

One possible approach to this problem is outlined at the end of the
following article:

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   Jirka Kosek     e-mail: jirka@xxxxxxxx     http://www.kosek.cz
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   Profesionalnm 9kolenm a poradenstvm v oblasti technologim XML.
      Podmvejte se na na9 novl spu9tln} web http://DocBook.cz
        Podrobn} pxehled 9kolenm http://xmlguru.cz/skoleni/
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                    Nejbli>9m termmny 9kolenm:
     ** XSLT 23.-26.10.2006 ** XML schimata 13.-15.11.2006 **
      ** DocBook 11.-13.12.2006 ** XSL-FO 11.-12.12.2006 **
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   http://xmlguru.cz    Blog mostly about XML for English readers
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