you are likely to find Laser in/at/on Bomb. Bomb is related to Enemy. 
Wash is a type of Separate. Separate is a type of Change. Settle is a type of Change. Settle is a synonym of Install. 
Laser --AtLocation--> Bomb <--RelatedTo--> Enemy 
Wash --IsA--> Separate --IsA--> Change <--IsA-- Settle <--Synonym--> Install 