About: http://webisa.webdatacommons.org/248473581

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	At the top were the major oil companies such as Texaco, Shell and Phillips, which companies were vertically integrated in that they operated refineries and sold gas both at wholesale and retail levels.
http://www.w3.org/ns/prov#wasQuotedFrom	openjurist.org