About: http://webisa.webdatacommons.org/19327176

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	To overcome this problem, default values for transportation data, such as cold starts and vehicle mix and age characteristics, are used.
http://www.w3.org/ns/prov#wasQuotedFrom	trb.org