<http://webisa.webdatacommons.org/prov/164615550>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/417521813> .
<http://webisa.webdatacommons.org/prov/135692699>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/417521813> .
<http://webisa.webdatacommons.org/417521813>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sys-con.com> .
<http://webisa.webdatacommons.org/417521813>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/417521813>	<http://www.w3.org/ns/prov#value>	"ns, potential disruption of shipping routes due to accidents or political events, vessel breakdowns and instances of off-hires and other factors." .