About: http://webisa.webdatacommons.org/4000435

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	casing collapses and environmental hazards such as oil spills, natural gas leaks, ruptures or discharges of toxic gases.
http://www.w3.org/ns/prov#wasQuotedFrom	sec.gov