Restaurant is related to Bill. Bill is a synonym of Poster. Poster is related to Move. 
Withdraw is the opposite of Come. Come is related to Support. Support is the opposite of Protest. 
Restaurant <--RelatedTo--> Bill <--Synonym--> Poster <--RelatedTo--> Move 
Withdraw <--Antonym--> Come <--RelatedTo--> Support <--Antonym--> Protest 