Empty is related to Pour. Pour is related to Movement. Movement is derived from Move. Move is the opposite of Heel. 
Marine is related to Boat. Boat is related to Thing. 
Empty <--RelatedTo--> Pour <--RelatedTo--> Movement --DerivedFrom--> Move <--Antonym--> Heel 
Marine <--RelatedTo--> Boat <--RelatedTo--> Thing 