(S (S (BASENP (NN Yesterday)) (COMMA ,) (S (PP (IN in) (NP (BASENP (NN front)) (PP (IN of) (NP (BASENP (DT the) (NNP USS) (NNP Wisconsin)) (PP (IN in) (BASENP (NNP Norfolk) (COMMA ,) (NNP Virginia))))))) (COMMA ,) (S (NP (BASENP (JJ presumptive) (NNP Republican) (JJ presidential) (NN nominee)) (COMMA ,) (BASENP (JJ former) (NNP Massachusetts) (NN governor) (NNP Mitt) (NNP Romney))) (VP (VP (VBD selected) (NP (BASENP (NNP Congressman) (NNP Paul) (NNP Ryan)) (PP (IN of) (BASENP (NNP Wisconsin))))) (PP (IN as) (BASENP (PRPD his) (JJ running) (NN mate))))))) (PERIOD .))