(S (S (BASENP (EX There)) (VP (VBP have) (VP (VP (VP (VBN been) (NP (BASENP (NN nine) (NNS cases)) (PP (IN of) (BASENP (NNP West) (NNP Nile) (NN virus))))) (PP (IN in) (BASENP (DT the) (NNP Houston) (NN region)))) (COMMA ,) (PP (IN with) (S (NP (BASENP (NN one)) (PP (IN of) (BASENP (DT those)))) (VP (VBG resulting) (PP (IN in) (BASENP (NN death))))))))) (PERIOD .))