Presidency is a type of Position. Position is related to Dance. Dance is related to Activity. 
Tail is related to Rope. Rope is related to Tool. Weapon is a type of Tool. Weapon can be used for Hunting. 
Presidency --IsA--> Position <--RelatedTo--> Dance <--RelatedTo--> Activity 
Tail <--RelatedTo--> Rope <--RelatedTo--> Tool <--IsA-- Weapon --UsedFor--> Hunting 