Involved is related to War. War is related to Middle. Middle is related to Core. 
Organization is related to Agency. Agency is a type of Action. Action is related to Learn. Learn is related to Expand. 
Involved <--RelatedTo--> War <--RelatedTo--> Middle <--RelatedTo--> Core 
Organization <--RelatedTo--> Agency --IsA--> Action <--RelatedTo--> Learn <--RelatedTo--> Expand 