Label
Concept definition
An imaginary <LINE> connecting two or more clearly defined charted <OBJECT>s, along which a <VESSEL> can approach safely; marine leading line [S32, "leading line (British terminology)"].
Narrative
Man made leading line in the Archipelago Sea. Figure provided courtesy of Wikimedia Commons.
http://standards.iso.org/ittf/PubliclyAvailableStandards/index.html