( Evaporation ( ( is ( ( the process ) ( of ( ( changing ( liquid water ) ) ( into ( ( water vapor ) ( -LRB- ( ( a gas ) -RRB- ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Evaporation)) (VP (VBZ is) (NP (NP (DT the) (NN process)) (PP (IN of) (S (VP (VBG changing) (NP (JJ liquid) (NN water)) (PP (IN into) (NP (NP (NN water) (NN vapor)) (PRN (-LRB- -LRB-) (NP (DT a) (NN gas)) (-RRB- -RRB-))))))))) (. .)))
Evaporation is the process of changing liquid water into water vapor (a gas).
(ROOT (S (NP (NNP Evaporation)) (VP (VBZ is) (ADJP (JJ responsible) (PP (IN for) (S (VP (VBG changing) (NP (JJ liquid) (NN water)) (PP (IN into) (NP (NN water) (NN vapor)))))))) (. .)))