Prior is related to Stretch. Stretch is related to Muscle. you are likely to find Pain in/at/on Muscle. 
Bean is related to Brown. Brown is related to Tobacco. Tobacco is related to Crop. 
Prior <--RelatedTo--> Stretch <--RelatedTo--> Muscle <--AtLocation-- Pain 
Bean <--RelatedTo--> Brown <--RelatedTo--> Tobacco <--RelatedTo--> Crop 