(S (S (BASENP (NNP Nagorno-Karabakh)) (VP (VP (VP (VBZ remains) (ADVP (RB legally))) (NP (BASENP (NN part)) (PP (IN of) (BASENP (NNP Azerbaijan))))) (CONJP (COMMA ,) (CC but)) (VP (PP (IN under) (BASENP (JJ effective) (JJ Armenian) (NN control)))))) (PERIOD .))