Lower is related to Shade. Shade is related to Summer. Summer is related to Beach. 
Accomplish is a synonym of Execute. Administer entails/necessarily involves Execute. Administer is a type of Manage. 
Lower <--RelatedTo--> Shade <--RelatedTo--> Summer <--RelatedTo--> Beach 
Accomplish <--Synonym--> Execute <--Entails-- Administer --IsA--> Manage 