( ( The ( pH scale ) ) ( ( indicates ( ( ( ( acidity and ) basicity ) ( -LRB- ( alkalinity -RRB- ) ) ) ( of ( a solution ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN pH) (NN scale)) (VP (VBZ indicates) (NP (NP (NP (NN acidity) (CC and) (NN basicity)) (PRN (-LRB- -LRB-) (NP (NN alkalinity)) (-RRB- -RRB-))) (PP (IN of) (NP (DT a) (NN solution))))) (. .)))
The pH scale indicates acidity and basicity (alkalinity) of a solution.
(ROOT (S (NP (DT The) (NN ph) (NN scale)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (ADVP (RB succinctly)) (VB communicate) (NP (NP (DT the) (NN acidity) (CC or) (NN basicity)) (PP (IN of) (NP (DT a) (NN solution))))))))) (. .)))