you are likely to find Driveway in/at/on Yard. Driveway can be used for Parking. 
Lower is related to Reduce. Reduce is a synonym of Contract. Insurance is a type of Contract. Insurance is related to Policy. 
Yard <--AtLocation-- Driveway --UsedFor--> Parking 
Lower <--RelatedTo--> Reduce <--Synonym--> Contract <--IsA-- Insurance <--RelatedTo--> Policy 