About: http://webisa.webdatacommons.org/424824018

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	Receiving spam messages from unauthorized users is a persistent problem associated with typical e-mail messaging systems.
http://www.w3.org/ns/prov#wasQuotedFrom	prnewswire.com