<http://webisa.webdatacommons.org/241216313>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/164615550>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/241216313> .
<http://webisa.webdatacommons.org/241216313>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/135692699>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/241216313> .
<http://webisa.webdatacommons.org/241216313>	<http://www.w3.org/ns/prov#value>	"political events, vessels breakdowns and instances of off-hires and other factors." .