( Rain ( ( is ( ( liquid water ) ( that ( ( falls ( from ( the clouds ) ) ) ( to ( the ground ) ) ) ) ) ) . ) )
(ROOT (S (NP (NN Rain)) (VP (VBZ is) (NP (NP (JJ liquid) (NN water)) (SBAR (WHNP (WDT that)) (S (VP (VBZ falls) (PP (IN from) (NP (DT the) (NNS clouds))) (PP (TO to) (NP (DT the) (NN ground)))))))) (. .)))
Rain is liquid water that falls from the clouds to the ground.
(ROOT (S (NP (NN Rain)) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (JJ liquid) (NN water))))) (. .)))