About: http://webisa.webdatacommons.org/5956293

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 number of ad services (usually used for free apps) track the data and other apps you have installed on your iPhone based on your UDID and they use that data to target ads.
http://www.w3.org/ns/prov#wasQuotedFrom	kqed.org