(S (S (PP (IN Under) (BASENP (NNP Vanuatu) (NN law))) (COMMA ,) (S (SBAR (IN since) (S (BASENP (PRP he)) (VP (VP (VBD missed) (NP (BASENP (NN three) (JJ consecutive) (NNS sittings)) (PP (IN of) (BASENP (NN parliament))))) (PP (IN without) (S (VP (VP (VBG notifying) (BASENP (DT the) (NN speaker))) (PP (IN in) (BASENP (NN writing))))))))) (COMMA ,) (S (BASENP (PRP he)) (VP (MD must) (VP (VB forfeit) (BASENP (PRPD his) (NN seat))))))) (PERIOD .))