About: http://webisa.webdatacommons.org/214411380

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	A helmet is a form of protective gear worn on the head to protect it from injuries.Ceremonial or symbolic helmets (e.g., English policeman's helmet) without protective function are sometimes used.
http://www.w3.org/ns/prov#wasQuotedFrom	medicalxpress.com