About: http://webisa.webdatacommons.org/135537125

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	The synchronizing event is a signal which is high when the read gate pulse, the write gate pulse, or the servo sensitivity pulse switching signal is generated, and which is low when the pulse generating operation is stopped.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com