Low is the opposite of Class. you are likely to find Class in/at/on School. School is related to Excuse. 
Identification is a type of Evidence. Evidence is a synonym of Witness. Witness is a synonym of Testify. Testify is a type of Declare. 
Low <--Antonym--> Class --AtLocation--> School <--RelatedTo--> Excuse 
Identification --IsA--> Evidence <--Synonym--> Witness <--Synonym--> Testify --IsA--> Declare 