( Water ( ( ( ( ( is normally ) neutral ) , ) ( with ( ( a pH ) ( of 7 ) ) ) ) . ) )
(ROOT (S (NP (NNP Water)) (VP (VBZ is) (ADVP (RB normally)) (ADJP (JJ neutral)) (, ,) (PP (IN with) (NP (NP (DT a) (NN pH)) (PP (IN of) (NP (CD 7)))))) (. .)))
Water is normally neutral, with a pH of 7.
(ROOT (S (NP (NNP Water)) (VP (VBZ is) (PP (IN at) (NP (NP (DT the) (NN neutrality)) (, ,) (NP (NP (CD 7) (NN point)) (PP (IN on) (NP (DT the) (NN ph) (NN scale))))))) (. .)))