Required is related to Carbon. Carbon is related to Organic. Metal cannot be Organic. Pick is made of Metal. 
Number is related to Phone. Phone is a synonym of Horn. Horn is part of Auto. Auto is related to Mechanic. 
Required <--RelatedTo--> Carbon <--RelatedTo--> Organic <--NotHasProperty-- Metal <--MadeOf-- Pick 
Number <--RelatedTo--> Phone <--Synonym--> Horn --PartOf--> Auto <--RelatedTo--> Mechanic 