About: http://webisa.webdatacommons.org/217644971

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	A signal is an event which interrupts the normal execution of a process and can specify a signal handler subroutine which can be called when a signal occurs.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com