( ( As ( pH ( goes up ) ) ) ( ( the solution ) ( ( becomes ( more base ) ) . ) ) )
(ROOT (S (SBAR (IN As) (S (NP (NN pH)) (VP (VBZ goes) (PRT (RP up))))) (NP (DT the) (NN solution)) (VP (VBZ becomes) (NP (JJR more) (NN base))) (. .)))
As pH goes up the solution becomes more base.
(ROOT (S (PP (IN As) (NP (NN ph) (NNS increases))) (, ,) (NP (DT a) (NN solution)) (VP (VBZ becomes) (ADJP (RBR more) (JJ basic))) (. .)))