About: http://webisa.webdatacommons.org/327587169

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	Marketing companies are offering these services to inventors and manufacturers to beat negative reviews of products on Amazon, YouTube and other sites and blogs.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com