http://dbpedia.org/About
Also there is no need to scrape wikipedia, work has been done for you. You can do sparql queries to get most of your statements and the CEGIS site supposedly has a working sparql endpoint but I haven’t used that in years.
USGS has good info.
http://www.usgs.gov/ http://cegis.usgs.gov/ontology.html
http://dbpedia.org/About Also there is no need to scrape wikipedia, work has been done for you. You can do sparql queries to get most of your statements and the CEGIS site supposedly has a working sparql endpoint but I haven’t used that in years.