(S (S (NP (NP (BASENP (NNP Clinton) (POS 's)) (BASENP (JJ previous) (NN visit))) (PP (TO to) (BASENP (NNP Romania)))) (VP (VBD was) (NP (NP (BASENP (NNP July) (NN 11)) (COMMA ,) (BASENP (NN 1997))) (COMMA ,) (SBAR (WHADVP (WRB when)) (S (BASENP (PRP he)) (VP (VP (VP (VBD visited) (BASENP (DT the) (NN country))) (S (VP (TO to) (VP (VB promote) (BASENP (ADJP (JJ political) (CC and) (JJ military)) (NN integration)))))) (PP (IN around) (NP (BASENP (DT the) (NN time)) (PP (IN of) (BASENP (DT the) (NNP NATO) (NNP Summit))))))))))) (PERIOD .))