<http://webisa.webdatacommons.org/214833279>	<http://www.w3.org/ns/prov#value>	"There are also requirements for such things as towline strength, tow signals, emergency procedures and rope drop." .
<http://webisa.webdatacommons.org/214833279>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/15362358>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/214833279> .
<http://webisa.webdatacommons.org/214833279>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<avweb.com> .