About: http://webisa.webdatacommons.org/340085082

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	Note that although the clocks are generally asynchronous, in particular cases, it could turn out that two or more of the clocks are synchronous???but the circuitry and method do not require it.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com