you are likely to find Rifle in/at/on Pickup. Rifle is related to Trigger. Trick is etymologically related to Trigger. Trick is related to Slight. 
Instance is related to Moment. Moment is a type of Point. Point is a synonym of Opinion. 
Pickup <--AtLocation-- Rifle <--RelatedTo--> Trigger <--EtymologicallyRelatedTo-- Trick <--RelatedTo--> Slight 
Instance <--RelatedTo--> Moment --IsA--> Point <--Synonym--> Opinion 