About: http://webisa.webdatacommons.org/447600316

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	Turnstile, a corporation that has set up hundreds of sensors in Toronto ??? gathers the wifi signals of passing devices, mostly laptops and phones.
http://www.w3.org/ns/prov#wasQuotedFrom	ethanzuckerman.com