About: http://webisa.webdatacommons.org/235359661

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	peak and a trough, and an expansion is a period between a trough and a peak.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com