About: http://webisa.webdatacommons.org/405644904

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 invention is suitable for application to a large-size driver head whose weight needs to be suppressed to 180 g to 210 g, particularly 185 g to 200 g, although its volume is large in a range of 300 cc to 500 cc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com