About: http://webisa.webdatacommons.org/79063049

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 bicycle is a road vehicle that encounters many hazards both environment and human, and a helmet is only safety that keeps our heads from serious impact and injury.
http://www.w3.org/ns/prov#wasQuotedFrom	ecovelo.info