<http://webisa.webdatacommons.org/prov/81243282>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/120255591> .
<http://webisa.webdatacommons.org/120255591>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/120255591>	<http://www.w3.org/ns/prov#value>	"As these unmanned ships will not need crew facilities and systems such as air conditioning, electricity and sewage, it is expected that they will be cheaper to operate." .
<http://webisa.webdatacommons.org/120255591>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<marineinsight.com> .
<http://webisa.webdatacommons.org/prov/144599338>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/120255591> .