(S (S (BASENP (NNS Officials)) (VP (MD will) (VP (VP (VBG testing) (NP (BASENP (DT the) (NN water) (NN runoff)) (PP (IN from) (BASENP (NN fire) (NNS hoses))))) (S (VP (TO to) (VP (VB make) (ADJP (JJ sure) (SBAR (IN that) (S (S (BASENP (PRP it)) (VP (VP (VBZ is) (RB not)) (VP (VBN contaminated)))) (SBAR (IN as) (S (BASENP (PRP it)) (VP (VBZ is) (VP (VBG emptying) (PP (IN into) (BASENP (DT the) (NNP Niagara) (NNP River)))))))))))))))) (PERIOD .))