About: http://webisa.webdatacommons.org/220113122

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	Prior to doing the Plus/Minus System for the 2004 season, we had three types of balls hit to the outfield: soft, medium and hard.
http://www.w3.org/ns/prov#wasQuotedFrom	fieldingbible.com