About: http://webisa.webdatacommons.org/178536670

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	Physicists like to imagine it is explosive, just for kicks, so: there is an obstruction in the upper path, and if a photon hits it it will explode.
http://www.w3.org/ns/prov#wasQuotedFrom	beepolicy.com