Long is related to Test. Test is related to Assessment. Assessment is related to Measure. 
Preliminary is a type of Origin. Preliminary is a synonym of Preparation. Preparation is a synonym of Homework. Homework is similar to Assignment. 
Long <--RelatedTo--> Test <--RelatedTo--> Assessment <--RelatedTo--> Measure 
Origin <--IsA-- Preliminary <--Synonym--> Preparation <--Synonym--> Homework <--SimilarTo--> Assignment 