Old is related to Memory. Memory is related to Recording. Recording is related to History. History is related to Age. 
Oral is related to Taste. Taste is related to Try. Risk is a type of Try. 
Old <--RelatedTo--> Memory <--RelatedTo--> Recording <--RelatedTo--> History <--RelatedTo--> Age 
Oral <--RelatedTo--> Taste <--RelatedTo--> Try <--IsA-- Risk 