About: http://webisa.webdatacommons.org/443972393

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 head 220 can be constructed from plastic (e.g., polycarbonate, polyurethane, etc.), metal, wood, or other suitable materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com