About: http://dbpedia.org/resource/Mapbender/released/Start

Property	Value
dbpprop:startDateProperty	11 (xsd:integer) 23 (xsd:integer) 2001 (xsd:integer)
dbpprop:wikiPageUsesTemplate	dbpedia:Template:start_date
is dbpprop:released of	dbpedia:Mapbender

About: http://dbpedia.org/resource/Mapbender/released/Start_date