Blessing is related to Approval. Approval is related to Bless. 
Route is a type of Send. Send is related to Refuse. Refuse can be used for Burning. Burning is related to Exercise. 
Blessing <--RelatedTo--> Approval <--RelatedTo--> Bless 
Route --IsA--> Send <--RelatedTo--> Refuse --UsedFor--> Burning <--RelatedTo--> Exercise 