Reported by Stephan Seufert (seufert at pydev.org) on d2rq-map-devel. There is an n:m table (two columns, each has an outgoing FK constraint to a different table). There is a third table with an FK constraint pointing to one of the columns in the n:m table. The mapping generator recognizes the n:m table and maps it as a property bridge instead of a class map. Then the third table's...
Looking at the portugiese infobox property dump:
http://downloads.dbpedia.org/3.2/pt/infoboxproperties_pt.nt.bz2
Unfortunately, the labels in the dump are badly broken:
"popula_percent_ e3_percent_ a7_percent_ e3_percent_ a3o" .
The literal should read...