About: http://webisa.webdatacommons.org/176545543

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	For example, if we weigh a sample on a balance and record its mass as1.2637 g, we assume that all digits, except the last, are known exactly.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net