you are likely to find Chocolate in/at/on Box. Box is related to Edge. Edge is related to Interesting. Interesting is a form of Interest. 
you are likely to find Passage in/at/on Tunnel. Tunnel is related to Cave. Roof is part of Cave. Roof is the opposite of Ground. 
Chocolate --AtLocation--> Box <--RelatedTo--> Edge <--RelatedTo--> Interesting --FormOf--> Interest 
Passage --AtLocation--> Tunnel <--RelatedTo--> Cave <--PartOf-- Roof <--Antonym--> Ground 