( ( This ( cold front ) ) ( ( ( brought ( ( generally light ) precipitation ) ) ( to ( the area ) ) ) . ) )
(ROOT (S (NP (DT This) (JJ cold) (NN front)) (VP (VBD brought) (NP (ADJP (RB generally) (JJ light)) (NN precipitation)) (PP (TO to) (NP (DT the) (NN area)))) (. .)))
This cold front brought generally light precipitation to the area.
(ROOT (NP (NP (NP (NNP Precipitation)) (ADJP (RB commonly) (JJ occur))) (PRN (-LRB- -LRB-) (PRP s) (-RRB- -RRB-)) (PP (IN along) (NP (DT a) (JJ cold) (NN front))) (. .)))
Precipitation commonly occur(s) along a cold front.