About: http://webisa.webdatacommons.org/198613738

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	Many older gyms utilized harder surfaces such as vinyl tile installed directly over concrete, which was extremely hard on athletes' joints.
http://www.w3.org/ns/prov#wasQuotedFrom	athleticbusiness.com