you are likely to find Scale in/at/on Cabinet. Balance is a type of Scale. Balance is related to Beam. 
Immune is the opposite of Vulnerable. Vulnerable is the opposite of Strong. Strong is related to Iron. Iron is a type of Element. 
Cabinet <--AtLocation-- Scale <--IsA-- Balance <--RelatedTo--> Beam 
Immune <--Antonym--> Vulnerable <--Antonym--> Strong <--RelatedTo--> Iron --IsA--> Element 