About: http://webisa.webdatacommons.org/289158399

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	position.score, # position.score is a factor to form Quintiles sampled at the period.ends
http://www.w3.org/ns/prov#wasQuotedFrom	r-bloggers.com