Citizenship is a type of Situation. Unemployment is a type of Situation. Unemployment is the opposite of Work. 
Know is the opposite of Forget. Slip is a type of Forget. Slip is related to Movement. Movement is related to Wind. 
Citizenship --IsA--> Situation <--IsA-- Unemployment <--Antonym--> Work 
Know <--Antonym--> Forget <--IsA-- Slip <--RelatedTo--> Movement <--RelatedTo--> Wind 