(S (S (NP (BASENP (DT The) (NN decision)) (S (VP (TO to) (VP (RB not) (VP (VB approve)))))) (VP (VP (VBD went) (PP (IN against) (NP (BASENP (DT the) (NN advice)) (VP (VBN given) (PP (IN by) (NP (NP (BASENP (DT the) (NNP FDA) (POS 's)) (BASENP (NNP Joint) (NNP Advisory) (NNP Committee))) (CC and) (BASENP (PRPD its) (NNP Review) (NNS staff)))))))) (CC and) (VP (VBD led) (PP (TO to) (NP (BASENP (DT a) (NNP GAO) (NN investigation)) (PP (IN into) (BASENP (DT the) (NN decision) (NN making) (NN process)))))))) (PERIOD .))