About: http://webisa.webdatacommons.org/231348950

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	Federer's accomplishments in USO are unmatched.But,Rafa has always troubled him on outdoor courts even when Rafa was a young guy and Fed was in his peak.You can say it is a match up issue or whatever.
http://www.w3.org/ns/prov#wasQuotedFrom	menstennisforums.com