About: http://webisa.webdatacommons.org/15594187

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	This question is explored using tools such as Google Fusion Tables and Postgres/PostGIS, along with the data sources from the contest and the various transit authorities.
http://www.w3.org/ns/prov#wasQuotedFrom	37billionmilechallenge.org