Past is a different concept from Modern. Modern is similar to Late. Late is a synonym of Deep. 
you are likely to find Pit in/at/on Country. Pit is related to Ground. you are likely to find Nut in/at/on Ground. Peanut is derived from Nut. 
Past <--DistinctFrom--> Modern <--SimilarTo--> Late <--Synonym--> Deep 
Country <--AtLocation-- Pit <--RelatedTo--> Ground <--AtLocation-- Nut <--DerivedFrom-- Peanut 