Number is related to Addition. Addition is related to Cream. Cream is related to Food. 
Feature is related to Table. Table is related to Reserve. Reserve is related to Player. Pitcher is a type of Player. 
Number <--RelatedTo--> Addition <--RelatedTo--> Cream <--RelatedTo--> Food 
Feature <--RelatedTo--> Table <--RelatedTo--> Reserve <--RelatedTo--> Player <--IsA-- Pitcher 