( ( Heavy thunderstorms ) ( ( filled ( ( many ( small ( ( streams and ) washes ) ) ) ( resulting ( in ( minor flooding ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Heavy) (NNS thunderstorms)) (VP (VBD filled) (NP (NP (JJ many) (JJ small) (NNS streams) (CC and) (NNS washes)) (VP (VBG resulting) (PP (IN in) (NP (JJ minor) (NN flooding)))))) (. .)))
Heavy thunderstorms filled many small streams and washes resulting in minor flooding.
(ROOT (S (NP (DT A) (NN stream) (NN flooding)) (VP (VBZ is) (ADVP (RBS most) (RB likely)) (VP (VBN caused) (PP (IN by) (NP (DT a) (NN thunderstorm))))) (. .)))