About: http://webisa.webdatacommons.org/28249610

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	the fact that there are a number of steps in the value chain in each case.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com