About: http://webisa.webdatacommons.org/389053537

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Regardless of the draft level, the towing force must overcome the resistance of any current, wind, sea ice and other environmental effects.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com