About: http://webisa.webdatacommons.org/442513890

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	He added it was possible that it might have been a sonic boom, but although the equipment was geared towards detecting ground movement, it would sometimes pick up such disturbances as well.
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk