( Water ( ( exists ( in ( three states ) ) ) . ) )
(ROOT (S (NP (NNP Water)) (VP (VBZ exists) (PP (IN in) (NP (CD three) (NNS states)))) (. .)))
Water exists in three states.
(ROOT (S (NP (NNP Water)) (VP (VBZ exists) (PP (IN on) (NP (NP (NN earth)) (PP (IN in) (NP (NP (CD three) (NN matter) (NNS states)) (VP (VBZ states))))))) (. .)))