Tank vessel means a ship that is constructed or adapted to carry, or that carries, oil in bulk as cargo or cargo residue, and that:
Vessel means every description of watercraft, other than a seaplane on the water, used or capable of being used as a means of transportation on water.
passenger ship means a ship which carries more than 12 passengers;
Relevant Ship means the Ships and any other vessel from time to time (whether before or after the date of this Agreement) owned, managed or crewed by, or chartered to, any Relevant Party;
Ship means a vessel of any type whatsoever operating in the marine environment and includes hydrofoil boats, air-cushion vehicles, submersibles, floating craft and fixed or floating platforms.