(S (S (S (NP (BASENP (DT This) (JJ recent) (NN development)) (PP (IN in) (BASENP (NNP North) (NNP Korea)))) (VP (VBZ has) (VP (VBN given) (NP (BASENP (NN rise)) (PP (TO to) (NP (BASENP (NN speculation)) (PP (IN among) (BASENP (NNS analysts))))))))) (COMMA ,) (SBAR (WHNP (BASENP (DT some)) (WHPP (IN of) (WHNP (WP whom)))) (S (VP (VBD suspected) (SBAR (SBAR (IN that) (S (BASENP (DT these)) (VP (MD may) (VP (VB be) (NP (BASENP (DT a) (NN sign)) (SBAR (IN that) (S (BASENP (NNP Kim)) (VP (VBZ is) (VP (VBG losing) (BASENP (NN power))))))))))) (CONJP (COMMA ,) (CC or)) (SBAR (IN that) (S (BASENP (DT a) (NN power) (NN struggle)) (VP (VBZ is) (VP (VP (VBG going) (PRT (RP on))) (PP (IN among) (NP (BASENP (DT the) (JJ top) (NNS leaders)) (PP (IN of) (BASENP (DT the) (NN totalitarian) (NN state)))))))))))))) (PERIOD .))