About: http://webisa.webdatacommons.org/36572291

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	Rivas??? best pitch is his changeup, which Baseball America rated as the best pitch in the system after the 2009 and 2010 season.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com