( ( By solution ) ( , ( we ( ( mean ( that ( ( the solute ) ( ( is completely ) ( dissolved ( in ( the solvent ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN By) (NP (NN solution))) (, ,) (NP (PRP we)) (VP (VBP mean) (SBAR (IN that) (S (NP (DT the) (NN solute)) (VP (VBZ is) (ADVP (RB completely)) (VP (VBN dissolved) (PP (IN in) (NP (DT the) (JJ solvent)))))))) (. .)))
By solution, we mean that the solute is completely dissolved in the solvent.
(ROOT (S (NP (DT A) (NN solution)) (VP (VBZ forms) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NN solute)) (VP (VBZ dissolves) (PP (IN in) (NP (DT a) (JJ solvent))))))) (. .)))