About: http://webisa.webdatacommons.org/448267217

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	According to the invention, the composition can have a hardness ranging from 20 to 2 000 g, in particular from 20 to 1 500 g and better still from 20 to 900 g, for example from 50 to 600 g or better still from 150 to 450 g.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es