(S (S (NP (DT A) (QT (DQL ``) (BASENP (JJ Western) (JJ military) (NN source)) (DQR ''))) (VP (PRN (COMMA ,) (ADVP (RB however)) (COMMA ,)) (VP (VP (VBD claimed) (SBAR (IN that) (S (BASENP (PRP they)) (VP (VBD were) (VP (VP (VBN launched) (PP (TO to) (BASENP (DT the) (NN east)))) (COMMA ,) (PP (IN in) (NP (BASENP (DT the) (NN direction)) (PP (IN of) (NP (BASENP (DT the) (NNP Sea)) (PP (IN of) (BASENP (NNP Japan)))))))))))) (CONJP (COMMA ,) (CC but)) (VP (ADVP (RB still)) (VP (VBZ says) (SBAR (S (BASENP (PRP they)) (VP (VBD landed) (PP (IN in) (BASENP (ADJP (JJ North) (JJ Korean)) (NN territory))))))))))) (PERIOD .))