<http://webisa.webdatacommons.org/prov/303411548>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/117967576> .
<http://webisa.webdatacommons.org/117967576>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/117967576>	<http://www.w3.org/ns/prov#value>	"buoys, lights and other devices to warn of obstructions and to mark the" .
<http://webisa.webdatacommons.org/prov/153153784>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/117967576> .
<http://webisa.webdatacommons.org/117967576>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<prnewswire.com> .