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<http://webisa.webdatacommons.org/47310329>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
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<http://webisa.webdatacommons.org/47310329>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/47310329>	<http://www.w3.org/ns/prov#value>	"er the call. [0491] Synchronisation Modes [0492] When processing a service with more than one component, for example an audio and a video component, it is desirable to synchronise the presentation of those components, for example so that lip sync is established." .