PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, ground deformation indicating shallow magma accumulation has been measured during many of the past 30 years, including two episodes of very rapid inflation immediately following the most recent eruption in 1984, and again from 2004??2006.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usgs.gov