Prepare is a synonym of Train. Train is related to Due. Due is related to Indication. Indication is related to Clock. 
Hallway can be used for Entrance. Entrance is related to Lobby. Lobby is related to Large. Large is related to Oak. 
Prepare <--Synonym--> Train <--RelatedTo--> Due <--RelatedTo--> Indication <--RelatedTo--> Clock 
Hallway --UsedFor--> Entrance <--RelatedTo--> Lobby <--RelatedTo--> Large <--RelatedTo--> Oak 