About: http://webisa.webdatacommons.org/311285667

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	While the mattresses that my grand-mother used to sleep on were made out of cotton, wool or straw (she was born in 1907), nowadays they are mostly made of foam.
http://www.w3.org/ns/prov#wasQuotedFrom	lifewithoutplasticblog.com