(S (S (ADVP (RB However)) (COMMA ,) (S (BASENP (DT the) (JJ Russian) (JJ foreign) (NN minister) (NNP Sergei) (NNP Lavrov)) (VP (VP (VBD refused) (S (VP (TO to) (VP (VP (VB put) (BASENP (DT a) (NN timetable))) (PP (IN on) (NP (NP (BASENP (DT the) (NN withdrawal)) (PP (IN of) (BASENP (JJ Russian) (NNS forces)))) (PP (IN from) (NP (BASENP (NN deep)) (PP (IN inside) (BASENP (NNP Georgia))))))))))) (CC and) (VP (VBD stated) (SBAR (IN that) (S (BASENP (PRPD their) (NN departure)) (VP (VBD depended) (PP (IN on) (S (BASENP (JJ extra) (NN security) (NNS measures)) (VP (VBG being) (VP (VBN put) (PP (IN in) (BASENP (NN place)))))))))))))) (PERIOD .))