About: http://webisa.webdatacommons.org/292423982

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	Unfortunately, there are no guarantees that programs will be equally civil, so wise programmers use semaphores to keep processes from running amok and leaving shared resources, such as files and I/O devices, in inconsistent states.
http://www.w3.org/ns/prov#wasQuotedFrom	devx.com