About: http://webisa.webdatacommons.org/120383215

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 bad low-cost king size mattress can cause back problems including spinal problems, backaches and some other pains and aches related to the back.
http://www.w3.org/ns/prov#wasQuotedFrom	king-size-mattress.net