About: http://webisa.webdatacommons.org/172109752

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	Thomas is a renowned baseball historian, collector and dealer of vintage sports memorabilia specializing in the Washington Senators, where his grandfather pitched for 20 years.
http://www.w3.org/ns/prov#wasQuotedFrom	tradingcardcentral.com