About: http://webisa.webdatacommons.org/159171782

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	What is Twitter?Twitter is a free service that people use to send 140-character messages called tweets.More than 100 million people use it.People can subscribe to one another which is called following.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net