(S (S (BASENP (DT The) (NNP UN)) (VP (VBP say) (SBAR (S (BASENP (DT the) (NN epidemic)) (VP (VP (VBZ is) (NP (NP (BASENP (NNP Angola) (POS 's)) (BASENP (JJS worst) (NN cholera) (NN outbreak))) (PP (IN in) (BASENP (QP (RB almost) (NN two)) (NNS decades))))) (VP (VBZ continues) (S (VP (TO to) (VP (VP (VB rage) (PRT (RP on))) (SBAR (IN with) (S (NP (BASENP (NN 546) (JJ new) (NNS cases)) (CC and) (BASENP (NN 31) (NNS deaths))) (VP (VBN reported) (PP (IN in) (BASENP (DT the) (JJ last) (NN 24) (NNS hours))))))))))))))) (PERIOD .))