About: http://webisa.webdatacommons.org/77013161

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	Pruitt said that some aspiring ultra riders appear to have a glass ceiling, a training volume at which knee or other problems emerge and constrain the riding.
http://www.w3.org/ns/prov#wasQuotedFrom	ultracycling.com