About: http://webisa.webdatacommons.org/334884022

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	Its interest lies mainly in the fact that they herald impending volcanic eruptions, as occurred during the weeks prior to the eruption of Mount St. Helens in northwestern United States in 1980.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net