Special is related to Property. Property is related to Type. Type is a synonym of Tribe. Tribe is a synonym of Folk. 
Sum is related to Term. Term is related to Add. Qualify is a type of Add. Qualify is a synonym of Entitle. 
Special <--RelatedTo--> Property <--RelatedTo--> Type <--Synonym--> Tribe <--Synonym--> Folk 
Sum <--RelatedTo--> Term <--RelatedTo--> Add <--IsA-- Qualify <--Synonym--> Entitle 