(S (S (ADVP (RB However)) (COMMA ,) (S (BASENP (DT the) (NN group)) (VP (VP (VBP have) (VP (ADVP (RB now)) (VP (VBN conducted) (BASENP (DT a) (NN re-audit))))) (CC and) (VP (VBP say) (SBAR (S (NP (BASENP (NNP Solo) (CC and) (NNP Yogyakarta) (NNS airports)) (BASENP (DT both))) (VP (VBP remain) (ADJP (JJ illegal))))))))) (PERIOD .))