<http://webisa.webdatacommons.org/104343811>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/104343811>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/104343811>	<http://www.w3.org/ns/prov#value>	"However, since optical signals are now being widely investigated for data processing, communications, and other applications, optical signals will now be described." .
<http://webisa.webdatacommons.org/prov/315492991>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/104343811> .
<http://webisa.webdatacommons.org/prov/501003471>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/104343811> .