Contest is related to Lose. Lose is a synonym of Shed. Shed is related to House. you are likely to find Couch in/at/on House. 
Arm is a type of Supply. Armed is derived from Arm. Armed is related to Recruit. Boot is a type of Recruit. 
Contest <--RelatedTo--> Lose <--Synonym--> Shed <--RelatedTo--> House <--AtLocation-- Couch 
Supply <--IsA-- Arm <--DerivedFrom-- Armed <--RelatedTo--> Recruit <--IsA-- Boot 