(S (S (S (S (VP (VBG Changing) (BASENP (NN weather) (NNS conditions)))) (VP (ADVP (RB also)) (VP (VBD helped) (BASENP (NN firefighting) (NNS efforts))))) (COMMA ,) (SBAR (IN as) (S (NP (BASENP (NN temperature)) (PP (IN in) (BASENP (DT the) (NN area)))) (VP (VP (VBD fell) (PP (TO to) (BASENP (NN 90) (NNS degrees) (NNP Fahrenheit)))) (COMMA ,) (ADVP (RB down) (PP (IN from) (NP (BASENP (QP (RB over) (DT a) (NN hundred)) (NNS degrees)) (PP (IN on) (BASENP (NNP Monday)))))))))) (PERIOD .))