About: http://webisa.webdatacommons.org/55632998

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	The 70's,80's,90's, there was much less knowledge about concussion, and the game was less proffessional, especially the 80's and 90's where it was semi-pro.
http://www.w3.org/ns/prov#wasQuotedFrom	brisbanetimes.com.au