you are likely to find Hill in/at/on Valley. Hill is related to Short. Short is related to Sign. Initial is a type of Sign. 
Begin is a different concept from Middle. Middle is related to Place. Place is related to Bank. 
Valley <--AtLocation-- Hill <--RelatedTo--> Short <--RelatedTo--> Sign <--IsA-- Initial 
Begin <--DistinctFrom--> Middle <--RelatedTo--> Place <--RelatedTo--> Bank 