Organization is related to Religion. Religion is related to Theology. 
Happen is a type of Chance. Chance is related to Game. Game is related to General. General is similar to Widespread. 
Organization <--RelatedTo--> Religion <--RelatedTo--> Theology 
Happen --IsA--> Chance <--RelatedTo--> Game <--RelatedTo--> General <--SimilarTo--> Widespread 