<http://webisa.webdatacommons.org/prov/378840474> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/72902986> . <http://webisa.webdatacommons.org/72902986> <http://www.w3.org/ns/prov#wasQuotedFrom> <slideshare.net> . <http://webisa.webdatacommons.org/72902986> <http://www.w3.org/ns/prov#value> "The database is a tool and the improper use of any toolcan lead to disaster." . <http://webisa.webdatacommons.org/72902986> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/348948666> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/72902986> .