Waste is related to Product. Product is related to Thing. Thing is related to Flower. Flower is a synonym of Cream. 
Boy is related to Human. Human is related to Hear. Hear is a different concept from See. Oversee is derived from See. 
Waste <--RelatedTo--> Product <--RelatedTo--> Thing <--RelatedTo--> Flower <--Synonym--> Cream 
Boy <--RelatedTo--> Human <--RelatedTo--> Hear <--DistinctFrom--> See <--DerivedFrom-- Oversee 