About: http://webisa.webdatacommons.org/201061212

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	The concrete mix formed in step (b) may be poured into a mould, such as a suitable cavity or container before being allowed to harden.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com