( ( Precipitation Precipitation ) ( ( is ( moisture ( that ( falls ( from ( ( the atmosphere ) ( as ( ( ( ( ( ( ( rain , ) snow ) , ) sleet ) , ) or ) hail ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Precipitation) (NNP Precipitation)) (VP (VBZ is) (NP (NP (NN moisture)) (SBAR (WHNP (WDT that)) (S (VP (VBZ falls) (PP (IN from) (NP (NP (DT the) (NN atmosphere)) (PP (IN as) (NP (NP (NN rain)) (, ,) (NP (NN snow)) (, ,) (NP (NNP sleet)) (, ,) (CC or) (NP (NN hail))))))))))) (. .)))
Precipitation Precipitation is moisture that falls from the atmosphere as rain, snow, sleet, or hail.
(ROOT (S (NP (DT The) (NN atmosphere)) (VP (VBZ is) (NP (NP (DT the) (NN source)) (PP (IN of) (NP (NN precipitation))))) (. .)))