Short is related to Joy. Joy is related to Peace. 
Complicated is a different concept from Simple. Single is derived from Simple. Kill is a type of Single. Kill is the opposite of Give. 
Short <--RelatedTo--> Joy <--RelatedTo--> Peace 
Complicated <--DistinctFrom--> Simple <--DerivedFrom-- Single <--IsA-- Kill <--Antonym--> Give 