which districts are in the quarters of saint lucia?
anse la raye, praslin, castries, choiseul, dennery, forest reserve, gros islet, laborie, micoud, soufriere, vieux fort
of these, which have a land area greater than 50?
castries, dennery, forest reserve, gros islet, micoud, soufriere
of the remaining, which has no population?
forest reserve