Ban is the opposite of Permit. Permit is related to Pass. Pass is a synonym of State. Explain is a type of State. 
Morning is related to Early. Early is similar to Old. Old is related to Sand. Sand is related to Surface. 
Ban <--Antonym--> Permit <--RelatedTo--> Pass <--Synonym--> State <--IsA-- Explain 
Morning <--RelatedTo--> Early <--SimilarTo--> Old <--RelatedTo--> Sand <--RelatedTo--> Surface 