About: http://dbpedia.org/resource/GRASS_GIS/latestReleaseDate/release_date_and

Property	Value
dbpprop:releaseDateAndAgeProperty	6 (xsd:integer) 9 (xsd:integer) 2009 (xsd:integer)
dbpprop:wikiPageUsesTemplate	dbpedia:Template:release_date_and_age
is dbpprop:latestReleaseDate of	dbpedia:GRASS_GIS

About: http://dbpedia.org/resource/GRASS_GIS/latestReleaseDate/release_date_and_age