<http://webisa.webdatacommons.org/prov/130912686>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/95650052> .
<http://webisa.webdatacommons.org/95650052>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/95650052>	<http://www.w3.org/ns/prov#value>	"FIG. 2a is a schematic representation of an unmodulated ultrasonic signal;" .
<http://webisa.webdatacommons.org/95650052>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .