(S (S (SBAR (IN Once) (S (BASENP (DT the) (NN accession) (NN treaty)) (VP (VBZ is) (VP (VBN ratified) (PP (IN by) (NP (BASENP (DT all) (NN 25) (NN member) (NNS states)) (PP (IN of) (BASENP (DT the) (NNP European) (NNP Union))))))))) (COMMA ,) (S (BASENP (NNP Romania) (CC and) (NNP Bulgaria)) (VP (MD will) (VP (VP (VB become) (BASENP (JJ full) (NNS members))) (PP (IN in) (NP (BASENP (NNP January) (NN 1)) (COMMA ,) (BASENP (NN 2007)))))))) (PERIOD .))