About: http://webisa.webdatacommons.org/213699083

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	Scrub particles, hardness, shape, texture of marble, size, weight, quantity and graining machine rotating speed, grinding time and other factors, determine the quality of trachoma.
http://www.w3.org/ns/prov#wasQuotedFrom	ezinemark.com