About: http://webisa.webdatacommons.org/193438977

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 pitch was made illegal after the 1920 season when the major leagues cracked down on the spitball and other pitches that required the ball to be defaced to impart effectiveness.
http://www.w3.org/ns/prov#wasQuotedFrom	baseball-reference.com