Trauma is related to Break. Break is related to Time. Time is related to Arrow. 
Disk is related to Cookie. Cookie is related to Treat. Treat is related to Cake. Cake is related to Party. 
Trauma <--RelatedTo--> Break <--RelatedTo--> Time <--RelatedTo--> Arrow 
Disk <--RelatedTo--> Cookie <--RelatedTo--> Treat <--RelatedTo--> Cake <--RelatedTo--> Party 