you are likely to find Shoe in/at/on Store. Shoe is etymologically related to Sky. 
Fire is a type of Bake. Trigger entails/necessarily involves Fire. Trigger is a type of Device. Trap is a type of Device. 
Store <--AtLocation-- Shoe --EtymologicallyRelatedTo--> Sky 
Bake <--IsA-- Fire <--Entails-- Trigger --IsA--> Device <--IsA-- Trap 