Drop is related to Hard. Hard is related to Heavy. Heavy is related to Fat. 
Committee is related to Organized. Organized is derived from Organize. Organize is related to Desk. you are likely to find Note in/at/on Desk. 
Drop <--RelatedTo--> Hard <--RelatedTo--> Heavy <--RelatedTo--> Fat 
Committee <--RelatedTo--> Organized --DerivedFrom--> Organize <--RelatedTo--> Desk <--AtLocation-- Note 