Series is related to Playoff. Playoff is derived from Play. Play is related to Child. Child is related to Adoption. 
Mistake is a synonym of Confuse. Bother is a type of Confuse. Bother is a synonym of Eat. 
Series <--RelatedTo--> Playoff --DerivedFrom--> Play <--RelatedTo--> Child <--RelatedTo--> Adoption 
Mistake <--Synonym--> Confuse <--IsA-- Bother <--Synonym--> Eat 