About: http://webisa.webdatacommons.org/392089248

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	Yes and you are so correct.....if you were allowed to use a material other than wood as the outer ply on a blade.....dont you think many manufactures would be using something other than wood in the past several years?
http://www.w3.org/ns/prov#wasQuotedFrom	mytabletennis.net