( ( A ( saturated solution ) ) ( ( is ( one ( that ( already ( contains ( all ( of ( ( the solute ) ( that ( can ( be ( possibly ( dissolved in ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (JJ saturated) (NN solution)) (VP (VBZ is) (NP (NP (CD one)) (SBAR (WHNP (WDT that)) (S (ADVP (RB already)) (VP (VBZ contains) (NP (NP (DT all)) (PP (IN of) (NP (NP (DT the) (NN solute)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB be) (VP (ADVP (RB possibly)) (VBN dissolved) (PP (IN in))))))))))))))) (. .)))
A saturated solution is one that already contains all of the solute that can be possibly dissolved in.
(ROOT (S (SBAR (IN If) (S (NP (DT a) (NN solution)) (VP (VBZ contains) (ADJP (ADJP (RB so) (RB much) (JJ solute)) (SBAR (IN that) (S (NP (PRP$ its) (JJ solubility) (NN limit)) (VP (VBZ is) (VP (VBN reached))))))))) (, ,) (NP (DT the) (NN solution)) (VP (VBZ is) (VP (VBN said) (S (VP (TO to) (VP (VB be) (VP (VBN saturated))))))) (. .)))