( ( ( ( % ( water Z ) ) - ) ( solute ( = ( 30 % ) ) ) ) ( sugar ( : ( ( solvent = ) ? ) ) ) )
(ROOT (NP (NP (NNP %) (NN water) (NNP Z)) (: -) (NP (NP (NN solute)) (SBAR (S (VP (SYM =) (NP (CD 30) (NN %)))))) (X (X (SYM sugar)) (: :) (ADJP (JJ solvent) (JJ =)) (. ?))))
% water Z - solute = 30% sugar: solvent = ?
(ROOT (S (S (PP (IN In) (NP (NP (DT a) (NN glass)) (PP (IN of) (NP (JJ sweet) (NN tea))))) (NP (DT the) (NN sugar)) (VP (VBZ is) (VP (VBN known) (PP (IN as) (NP (DT the) (NN solute)))))) (CC and) (S (NP (DT the) (NN water)) (VP (VBZ is) (VP (VBN known) (PP (IN as) (NP (DT the) (JJ solvent)))))) (. .)))