Core is a type of Center. Center is related to School. 
Hazard is related to Concern. Concern is a synonym of Affect. Affect is a synonym of Assume. Assume is a synonym of Seem. 
Core --IsA--> Center <--RelatedTo--> School 
Hazard <--RelatedTo--> Concern <--Synonym--> Affect <--Synonym--> Assume <--Synonym--> Seem 