(S (S (BASENP (PRP He)) (VP (MD will) (VP (ADVP (RB officially)) (VP (VP (VB become) (NP (BASENP (DT the) (NNP Philippines) (POS 's)) (BASENP (JJ fifteenth) (NN president)))) (PP (IN on) (BASENP (NNP June) (NN 30))))))) (PERIOD .))