(S (S (NP (NP (NP (BASENP (NNP San) (NNP Jose)) (COMMA ,) (NNP California)) (NN mayor)) (BASENP (NNP Ron) (NNP Gonzales))) (VP (VBZ is) (VP (VBG being) (VP (VBN investigated) (PP (IN by) (NP (BASENP (DT the) (NNP Santa) (NNP Clara) (NNP County) (NNP District) (NNP Attorney) (POS 's)) (NNP Office))))))) (PERIOD .))