Protest is related to Politics. Party can be used for Politics. Party is related to Treat. 
Grandfather is a type of Male. Male is related to Father. Father is related to King. King is related to Realm. 
Protest <--RelatedTo--> Politics <--UsedFor-- Party <--RelatedTo--> Treat 
Grandfather --IsA--> Male <--RelatedTo--> Father <--RelatedTo--> King <--RelatedTo--> Realm 