(S (S (ADVP (RB However)) (COMMA ,) (S (NP (BASENP (DT some) (NNS residents)) (PP (IN of) (BASENP (DT the) (JJ local) (NNS areas)))) (VP (VP (VBP are) (RB not)) (ADJP (RB so) (JJ certain))))) (PERIOD .))