(S (S (NP (BASENP (NNS Dozens)) (PP (IN of) (BASENP (NNS people)))) (VP (VBP have) (VP (VBN been) (VP (VBN killed) (PP (IN as) (NP (BASENP (DT a) (NN result)) (PP (IN of) (NP (BASENP (NN flooding)) (PP (IN in) (NP (BASENP (NNP Plateau) (NNP State)) (COMMA ,) (VP (VBN located) (PP (IN in) (NP (BASENP (DT the) (JJ central) (NN part)) (PP (IN of) (BASENP (NNP Nigeria)))))))))))))))) (PERIOD .))