(S (S (NP (BASENP (NN Eighteen)) (PP (IN of) (BASENP (DT the) (NN 22) (NNS ministers)))) (VP (VP (VBD served) (PP (IN in) (BASENP (DT the) (JJ same) (NNS posts)))) (PP (IN in) (NP (BASENP (NNP Prime) (NNP Minister) (NNP Yves) (NNP Leterme) (POS 's)) (NN government))))) (PERIOD .))