About: http://webisa.webdatacommons.org/149079921

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	If during this process, one of the files fails to reply with an Ack, the source computer 104 will wait until a user defined time-out length has elapsed and then it will send out a small test message to the remote computer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com