About: http://webisa.webdatacommons.org/376006601

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	This makes it possible, in particular by tilting up one or another of these portions, to put the mattress in a position similar to that of a seat.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com