you are likely to find Dust in/at/on Building. Building is related to Shop. Shop is related to Exchange. 
you are likely to find Bucket in/at/on Laundry. Laundry is related to Gain. Gain is a synonym of Gather. 
Dust --AtLocation--> Building <--RelatedTo--> Shop <--RelatedTo--> Exchange 
Bucket --AtLocation--> Laundry <--RelatedTo--> Gain <--Synonym--> Gather 