Neutral is a different concept from Drive. Hunger is a type of Drive. Hunger can be Uncomfortable. Uncomfortable is a synonym of Sad. 
Assistance is related to Care. Care is related to Political. 
Neutral <--DistinctFrom--> Drive <--IsA-- Hunger --HasProperty--> Uncomfortable <--Synonym--> Sad 
Assistance <--RelatedTo--> Care <--RelatedTo--> Political 