(S (S (NP (BASENP (DT The) (NNP House) (NNP Committee)) (PP (IN on) (BASENP (NNP Transportation)))) (VP (ADVP (RB also)) (VP (VP (VBD launched) (NP (BASENP (PRPD its) (JJ own) (NN inquiry)) (PP (IN into) (BASENP (DT the) (NN disaster))))) (BASENP (NN today))))) (PERIOD .))