(S (S (NP (BASENP (NNP Bill) (NNP Clinton)) (PRN (COMMA ,) (NP (BASENP (DT the) (JJ former) (NNP President)) (PP (IN of) (NP (BASENP (DT the) (NNP United) (NNPS States)) (PP (IN of) (BASENP (NNP America)))))) (COMMA ,))) (VP (MD will) (VP (VP (VP (VB make) (NP (BASENP (DT a) (NN visit)) (PP (TO to) (BASENP (NNP Romania))))) (PP (IN on) (BASENP (NNP May) (NN 21)))) (COMMA ,) (S (VP (TO to) (VP (VP (VB participate) (PP (IN as) (BASENP (DT the) (JJ keynote) (NN speaker)))) (PP (IN at) (NP (BASENP (DT the) (NNP BeyondBorders) (NN 2005) (NN conference)) (PP (IN in) (BASENP (NNP Bucharest))))))))))) (PERIOD .))