Soup is a type of Liquid. Liquid is related to Mud. Mud is a type of River. River is related to Running. 
you are likely to find Human in/at/on Charge. Human is related to Candidate. Candidate is related to Interview. Interview is related to Discussion. 
Soup --IsA--> Liquid <--RelatedTo--> Mud --IsA--> River <--RelatedTo--> Running 
Charge <--AtLocation-- Human <--RelatedTo--> Candidate <--RelatedTo--> Interview <--RelatedTo--> Discussion 