About: http://webisa.webdatacommons.org/7714485

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	That means he or she must be on the alert for signals and signs that provide important information, such as position, speed and hazards.
http://www.w3.org/ns/prov#wasQuotedFrom	tsb-bst.gc.ca