Regard is a synonym of Value. Value is related to Silver. Silver is a type of Plate. you are likely to find Sandwich in/at/on Plate. 
Fall is a type of Disappear. Fall is a synonym of Plunge. Plunge is related to Toilet. Toilet is a synonym of Bathroom. 
Regard <--Synonym--> Value <--RelatedTo--> Silver --IsA--> Plate <--AtLocation-- Sandwich 
Disappear <--IsA-- Fall <--Synonym--> Plunge <--RelatedTo--> Toilet <--Synonym--> Bathroom 