Page is related to Cheat. Cheat is related to Play. Play is related to Thing. 
Back is related to Record. Record is related to Carrier. Carrier is a type of Immune. 
Page <--RelatedTo--> Cheat <--RelatedTo--> Play <--RelatedTo--> Thing 
Back <--RelatedTo--> Record <--RelatedTo--> Carrier --IsA--> Immune 