you are likely to find Hair in/at/on Finger. you are likely to find Bacteria in/at/on Finger. Bacteria is a different concept from Virus. Virus can cause/lead to Infection. 
Amount is related to Equity. Equity is related to Money. Money is related to Due. 
Hair --AtLocation--> Finger <--AtLocation-- Bacteria <--DistinctFrom--> Virus --Causes--> Infection 
Amount <--RelatedTo--> Equity <--RelatedTo--> Money <--RelatedTo--> Due 