Ordinary is related to Regular. Regular is a synonym of Just. Just is a synonym of Fair. you are likely to find Food in/at/on Fair. 
Ridge is a type of Process. Process is a synonym of Work. Work is a type of Operate. 
Ordinary <--RelatedTo--> Regular <--Synonym--> Just <--Synonym--> Fair <--AtLocation-- Food 
Ridge --IsA--> Process <--Synonym--> Work --IsA--> Operate 