(S (S (NP (BASENP (NNP Mozambique) (POS 's)) (BASENP (JJ main) (NN opposition) (NN party))) (VP (VBZ has) (VP (VP (VBN rejected) (NP (BASENP (DT the) (NNS results)) (PP (IN of) (NP (BASENP (JJ last) (NN month) (POS 's)) (BASENP (NN national) (NNS elections)))))) (COMMA ,) (S (VP (VBG alleging) (BASENP (NN fraud) (CC and) (NN ballot-stuffing))))))) (PERIOD .))