Location is related to Field. Field is related to Soccer. Soccer is a type of Football. Football is related to Pig. 
Spring is related to Green. you are likely to find Hole in/at/on Green. Hole is a type of Opening. 
Location <--RelatedTo--> Field <--RelatedTo--> Soccer --IsA--> Football <--RelatedTo--> Pig 
Spring <--RelatedTo--> Green <--AtLocation-- Hole --IsA--> Opening 