(S (S (BASENP (PRP He)) (VP (VBD said) (SBAR (S (BASENP (DT the) (NN takeover)) (VP (VP (MD would) (VP (VB occur) (ADVP (RB gradually)))) (CC but) (VP (MD would) (VP (VB be) (ADJP (JJ complete) (PP (IN by) (NP (BASENP (DT the) (NN start)) (PP (IN of) (BASENP (NN 2007))))))))))))) (PERIOD .))