(S (S (S (BASENP (NNP Melor)) (VP (VBD weakened) (ADVP (RB somewhat)))) (SBAR (IN as) (S (BASENP (PRP it)) (VP (VBD continued) (ADVP (RB northward) (PP (IN up) (NP (BASENP (NNP Japan) (POS 's)) (BASENP (JJ central) (NN island))))))))) (PERIOD .))