About: http://webisa.webdatacommons.org/41565736

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	An unknown unknown would be something such as body type, ethnicity or fingernail length affecting a catcher???s ability.
http://www.w3.org/ns/prov#wasQuotedFrom	hardballtimes.com