About: http://webisa.webdatacommons.org/342183774

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	After determining there was an optimal combination of the original rock and sand, the question came up regarding how different types of rock and sand should be combined.
http://www.w3.org/ns/prov#wasQuotedFrom	commandalkonconnect.com