About: http://webisa.webdatacommons.org/290015716

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	It means that grass is the most unforgiving surface there is in terms of allowing you to make up for your mistakes.
http://www.w3.org/ns/prov#wasQuotedFrom	tennis-x.com