Somewhat rested after a short, breezy holiday in Falmouth , with the server now working, I completed my two case studies of XQuery /DBpedia mashups. Both are described in the XQuery Wikibook. The implementation is still a bit hairy, but now makes use of the SPARQL Query XML Result format, although I still find it useful to transform to tuples with named elements.
The first is the mapping of the birth places of football players by club. [Wikibook]
The starting page is an index of clubs in the top English and Scottish leagues:
The starting page is an index of artists in a selected Wikipedia category, by default the Rock and Roll Hall of Fame: