About: http://webisa.webdatacommons.org/91587514

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	If umpires had no racial bias, the UPM variable would come out close to zero, meaning knowing the races would not help you predict whether the pitch was a ball or a strike.
http://www.w3.org/ns/prov#wasQuotedFrom	philbirnbaum.com