Capital is a type of Seat. Capital is related to Sentence. Sentence is created by Person. Engineer is a type of Person. 
Invasion is related to Attack. Attack is related to Fighting. Fighting can be Dangerous. 
Seat <--IsA-- Capital <--RelatedTo--> Sentence --CreatedBy--> Person <--IsA-- Engineer 
Invasion <--RelatedTo--> Attack <--RelatedTo--> Fighting --HasProperty--> Dangerous 