(S (S (BASENP (DT Some) (NNS people)) (VP (VBP have) (VP (VBN deemed) (S (NP (BASENP (DT the) (NNS floods)) (PP (IN in) (BASENP (DT this) (NN region)))) (VP (TO to) (VP (VB be) (ADJP (ADJP (DT the) (JJS worst)) (PP (IN in) (BASENP (NN 50) (NNS years)))))))))) (PERIOD .))