About: http://webisa.webdatacommons.org/392420744

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	Recent research in this area shows that more compliant or flexible running surfaces, such as grass, may reduce the total stress on the muscles and joints when compared to more rigid surfaces like asphalt and concrete.
http://www.w3.org/ns/prov#wasQuotedFrom	nyrr.org