( ( A liquid ) ( ( has ( ( ( a ( definite volume ) ) ( but not ) ) ( shape ( of ( its own ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (NN liquid)) (VP (VBZ has) (NP (NP (DT a) (JJ definite) (NN volume)) (CONJP (CC but) (RB not)) (NP (NP (NN shape)) (PP (IN of) (NP (PRP$ its) (JJ own)))))) (. .)))
A liquid has a definite volume but not shape of its own.
(ROOT (S (NP (NN Liquid)) (VP (VBZ has) (NP (NP (DT a) (JJ definite) (NN volume)) (, ,) (CONJP (CC but) (RB not)) (NP (DT a) (JJ definite) (NN shape)))) (. .)))