About: http://webisa.webdatacommons.org/227962941

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	Also, are there any days in the baseball season, such as opening day, where commemorative balls are used in major league baseball?
http://www.w3.org/ns/prov#wasQuotedFrom	mlblogs.com