About: http://webisa.webdatacommons.org/176135613

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	You buy it from them, and you know you have got the top of the line and they will give you a new one or refund your money if there is a problem.Also keep in mind that Amazon is the primary seller of refurbished Roomba units.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com